List of unique U.S. county names
From EverybodyWiki Bios & Wiki
This is a list of current state counties in the USA in which they exist uniquely under that name as a county (or parish) in only one of the 50 states of the USA. Some counties on this list may have existed in other states but were either renamed or merged with other counties.[1]
A[edit]
- Abbeville County, South Carolina
- Acadia Parish, Louisiana
- Accomack County, Virginia
- Ada County, Idaho
- Addison County, Vermont
- Aiken County, South Carolina
- Aitkin County, Minnesota
- Alachua County, Florida
- Alamance County, North Carolina
- Alameda County, California
- Alamosa County, Colorado
- Albemarle County, Virginia
- Alcona County, Michigan
- Alcorn County, Mississippi
- Aleutians East Borough, Alaska
- Aleutians West Census Area, Alaska
- Alfalfa County, Oklahoma
- Alger County, Michigan
- Allamakee County, Iowa
- Allegan County, Michigan
- Allegheny County, Pennsylvania
- Allen Parish, Louisiana
- Allendale County, South Carolina
- Alpena County, Michigan
- Alpine County, California
- Amador County, California
- Amelia County, Virginia
- Amherst County, Virginia
- Amite County, Mississippi
- Anchorage, Municipality of Anchorage
- Andrew County, Missouri
- Andrews County, Texas
- Androscoggin County, Maine
- Angelina County, Texas
- Anne Arundel County, Maryland
- Anoka County, Minnesota
- Anson County, North Carolina
- Antelope County, Nebraska
- Antrim County, Michigan
- Appanoose County, Iowa
- Appling County, Georgia
- Appomattox County, Virginia
- Aransas County, Texas
- Arapahoe County, Colorado
- Archer County, Texas
- Archuleta County, Colorado
- Arenac County, Michigan
- Arkansas County, Arkansas
- Arlington County, Virginia
- Aroostook County, Maine
- Arthur County, Nebraska
- Ascension Parish, Louisiana
- Ashe County, North Carolina
- Ashley County, Arkansas
- Ashtabula County, Ohio
- Asotin County, Washington
- Assumption Parish, Louisiana
- Atascosa County, Texas
- Athens County, Ohio
- Atkinson County, Georgia
- Atlantic County, New Jersey
- Atoka County, Oklahoma
- Attala County, Mississippi
- Audrain County, Missouri
- Audubon County, Iowa
- Auglaize County, Ohio
- Augusta County, Virginia
- Aurora County, South Dakota
- Austin County, Texas
- Autauga County, Alabama
- Avery County, North Carolina
- Avoyelles Parish, Louisiana
B[edit]
- Baca County, Colorado
- Bacon County, Georgia
- Bailey County, Texas
- Ballard County, Kentucky
- Baltimore County, Maryland
- Bamberg County, South Carolina
- Bandera County, Texas
- Banks County, Georgia
- Banner County, Nebraska
- Bannock County, Idaho
- Baraga County, Michigan
- Barber County, Kansas
- Barnes County, North Dakota
- Barnstable County, Massachusetts
- Barnwell County, South Carolina
- Barren County, Kentucky
- Barron County, Wisconsin
- Barrow County, Georgia
- Bartholomew County, Indiana
- Bartow County, Georgia
- Bastrop County, Texas
- Bates County, Missouri
- Baxter County, Arkansas
- Bayfield County, Wisconsin
- Baylor County, Texas
- Beadle County, South Dakota
- Bear Lake County, Idaho
- Beauregard Parish, Louisiana
- Beaverhead County, Montana
- Becker County, Minnesota
- Beckham County, Oklahoma
- Bee County, Texas
- Belknap County, New Hampshire
- Belmont County, Ohio
- Beltrami County, Minnesota
- Ben Hill County, Georgia
- Benewah County, Idaho
- Bennett County, South Dakota
- Bennington County, Vermont
- Benson County, North Dakota
- Bent County, Colorado
- Benzie County, Michigan
- Bergen County, New Jersey
- Berks County, Pennsylvania
- Berkshire County, Massachusetts
- Bernalillo County, New Mexico
- Bertie County, North Carolina
- Bethel Census Area, Alaska
- Bexar County, Texas
- Bienville Parish, Louisiana
- Big Stone County, Minnesota
- Billings County, North Dakota
- Bingham County, Idaho
- Black Hawk County, Iowa
- Blackford County, Indiana
- Bladen County, North Carolina
- Blair County, Pennsylvania
- Blanco County, Texas
- Bland County, Virginia
- Bleckley County, Georgia
- Bledsoe County, Tennessee
- Blue Earth County, Minnesota
- Boise County, Idaho
- Bolivar County, Mississippi
- Bollinger County, Missouri
- Bon Homme County, South Dakota
- Bond County, Illinois
- Bonner County, Idaho
- Bonneville County, Idaho
- Borden County, Texas
- Bosque County, Texas
- Bossier Parish, Louisiana
- Botetourt County, Virginia
- Bottineau County, North Dakota
- Boulder County, Colorado
- Boundary County, Idaho
- Bowie County, Texas
- Bowman County, North Dakota
- Box Butte County, Nebraska
- Box Elder County, Utah
- Boyle County, Kentucky
- Bracken County, Kentucky
- Branch County, Michigan
- Brantley County, Georgia
- Braxton County, West Virginia
- Brazoria County, Texas
- Brazos County, Texas
- Breathitt County, Kentucky
- Breckinridge County, Kentucky
- Bremer County, Iowa
- Brevard County, Florida
- Brewster County, Texas
- Briscoe County, Texas
- Bristol Bay Borough, Alaska
- Broadwater County, Montana
- Brooke County, West Virginia
- Brookings County, South Dakota
- Broome County, New York
- Broomfield, City and County of Broomfield
- Broward County, Florida
- Brule County, South Dakota
- Buckingham County, Virginia
- Bucks County, Pennsylvania
- Buena Vista County, Iowa
- Bullitt County, Kentucky
- Bulloch County, Georgia
- Bullock County, Alabama
- Buncombe County, North Carolina
- Bureau County, Illinois
- Burleigh County, North Dakota
- Burleson County, Texas
- Burlington County, New Jersey
- Burnet County, Texas
- Burnett County, Wisconsin
- Burt County, Nebraska
- Butts County, Georgia
C[edit]
- Cabarrus County, North Carolina
- Cabell County, West Virginia
- Cache County, Utah
- Caddo County, Oklahoma
- Caddo Parish, Louisiana
- Calaveras County, California
- Calcasieu Parish, Louisiana
- Caldwell Parish, Louisiana
- Caledonia County, Vermont
- Callahan County, Texas
- Callaway County, Missouri
- Calloway County, Kentucky
- Calumet County, Wisconsin
- Calvert County, Maryland
- Camas County, Idaho
- Cambria County, Pennsylvania
- Cameron Parish, Louisiana
- Camp County, Texas
- Canadian County, Oklahoma
- Candler County, Georgia
- Cannon County, Tennessee
- Canyon County, Idaho
- Cape Girardeau County, Missouri
- Cape May County, New Jersey
- Carlisle County, Kentucky
- Carlton County, Minnesota
- Carson County, Texas
- Carteret County, North Carolina
- Carver County, Minnesota
- Cascade County, Montana
- Casey County, Kentucky
- Cassia County, Idaho
- Castro County, Texas
- Caswell County, North Carolina
- Catahoula Parish, Louisiana
- Catawba County, North Carolina
- Catoosa County, Georgia
- Catron County, New Mexico
- Cattaraugus County, New York
- Cavalier County, North Dakota
- Cayuga County, New York
- Cecil County, Maryland
- Centre County, Pennsylvania
- Cerro Gordo County, Iowa
- Chaffee County, Colorado
- Chariton County, Missouri
- Charles City County, Virginia
- Charles County, Maryland
- Charles Mix County, South Dakota
- Charleston County, South Carolina
- Charlevoix County, Michigan
- Charlton County, Georgia
- Chattahoochee County, Georgia
- Chattooga County, Georgia
- Chaves County, New Mexico
- Cheatham County, Tennessee
- Cheboygan County, Michigan
- Chelan County, Washington
- Chemung County, New York
- Chenango County, New York
- Cherry County, Nebraska
- Cheshire County, New Hampshire
- Chicot County, Arkansas
- Childress County, Texas
- Chilton County, Alabama
- Chisago County, Minnesota
- Chittenden County, Vermont
- Chouteau County, Montana
- Chowan County, North Carolina
- Churchill County, Nevada
- Cibola County, New Mexico
- Cimarron County, Oklahoma
- Citrus County, Florida
- Clackamas County, Oregon
- Claiborne Parish, Louisiana
- Clallam County, Washington
- Clare County, Michigan
- Clarendon County, South Carolina
- Clarion County, Pennsylvania
- Clatsop County, Oregon
- Clear Creek County, Colorado
- Clearfield County, Pennsylvania
- Clermont County, Ohio
- Clinch County, Georgia
- Cloud County, Kansas
- Coahoma County, Mississippi
- Coal County, Oklahoma
- Cobb County, Georgia
- Cochise County, Arizona
- Cochran County, Texas
- Cocke County, Tennessee
- Coconino County, Arizona
- Codington County, South Dakota
- Coffey County, Kansas
- Coke County, Texas
- Colbert County, Alabama
- Cole County, Missouri
- Coleman County, Texas
- Coles County, Illinois
- Colleton County, South Carolina
- Collier County, Florida
- Collin County, Texas
- Collingsworth County, Texas
- Colorado County, Texas
- Colquitt County, Georgia
- Columbiana County, Ohio
- Columbus County, North Carolina
- Colusa County, California
- Comal County, Texas
- Concho County, Texas
- Concordia Parish, Louisiana
- Conecuh County, Alabama
- Conejos County, Colorado
- Contra Costa County, California
- Converse County, Wyoming
- Conway County, Arkansas
- Cooke County, Texas
- Cooper County, Missouri
- Coos County, Oregon
- Coös County, New Hampshire
- Coosa County, Alabama
- Copiah County, Mississippi
- Corson County, South Dakota
- Cortland County, New York
- Coryell County, Texas
- Coshocton County, Ohio
- Costilla County, Colorado
- Cottle County, Texas
- Cotton County, Oklahoma
- Cottonwood County, Minnesota
- Coweta County, Georgia
- Cowley County, Kansas
- Cowlitz County, Washington
- Craighead County, Arkansas
- Crane County, Texas
- Craven County, North Carolina
- Creek County, Oklahoma
- Crenshaw County, Alabama
- Crisp County, Georgia
- Crosby County, Texas
- Cross County, Arkansas
- Crow Wing County, Minnesota
- Crowley County, Colorado
- Culberson County, Texas
- Cullman County, Alabama
- Culpeper County, Virginia
- Cuming County, Nebraska
- Currituck County, North Carolina
- Cuyahoga County, Ohio
D[edit]
- Daggett County, Utah
- Dale County, Alabama
- Dallam County, Texas
- Dane County, Wisconsin
- Daniels County, Montana
- Dare County, North Carolina
- Darke County, Ohio
- Darlington County, South Carolina
- Dauphin County, Pennsylvania
- Davie County, North Carolina
- Davison County, South Dakota
- Dawes County, Nebraska
- Day County, South Dakota
- De Baca County, New Mexico
- De Soto Parish, Louisiana
- De Witt County, Illinois
- Deaf Smith County, Texas
- Dearborn County, Indiana
- Deer Lodge County, Montana
- Defiance County, Ohio
- Del Norte County, California
- Denali Borough, Alaska
- Dent County, Missouri
- Denton County, Texas
- City and County of Denver, Colorado
- Des Moines County, Iowa
- Deschutes County, Oregon
- Desha County, Arkansas
- DeWitt County, Texas
- Dickens County, Texas
- Dickenson County, Virginia
- Dickey County, North Dakota
- Dickson County, Tennessee
- Dillingham Census Area, Alaska
- Dillon County, South Carolina
- Dimmit County, Texas
- Dinwiddie County, Virginia
- Divide County, North Dakota
- Dixie County, Florida
- Dixon County, Nebraska
- Doddridge County, West Virginia
- Dolores County, Colorado
- Doña Ana County, New Mexico
- Doniphan County, Kansas
- Donley County, Texas
- Dooly County, Georgia
- Door County, Wisconsin
- Dougherty County, Georgia
- Drew County, Arkansas
- Du Page County, Illinois
- Dubois County, Indiana
- Dubuque County, Iowa
- Duchesne County, Utah
- Dukes County, Massachusetts
- Dundy County, Nebraska
- Dunklin County, Missouri
- Duplin County, North Carolina
- Durham County, North Carolina
- Dutchess County, New York
- Dyer County, Tennessee
E[edit]
- Eagle County, Colorado
- Early County, Georgia
- East Baton Rouge Parish, Louisiana
- East Carroll Parish, Louisiana
- East Feliciana Parish, Louisiana
- Eastland County, Texas
- Eaton County, Michigan
- Eau Claire County, Wisconsin
- Echols County, Georgia
- Ector County, Texas
- Edgar County, Illinois
- Edgecombe County, North Carolina
- Edgefield County, South Carolina
- Edmonson County, Kentucky
- Edmunds County, South Dakota
- El Dorado County, California
- Elkhart County, Indiana
- Elko County, Nevada
- Elliott County, Kentucky
- Ellsworth County, Kansas
- Emanuel County, Georgia
- Emery County, Utah
- Emmons County, North Dakota
- Erath County, Texas
- Esmeralda County, Nevada
- Estill County, Kentucky
- Etowah County, Alabama
- Eureka County, Nevada
- Evangeline Parish, Louisiana
- Evans County, Georgia
F[edit]
- Fairbanks North Star Borough, Alaska
- Fairfax County, Virginia
- Fall River County, South Dakota
- Fallon County, Montana
- Falls County, Texas
- Faribault County, Minnesota
- Faulk County, South Dakota
- Faulkner County, Arkansas
- Fauquier County, Virginia
- Fentress County, Tennessee
- Fergus County, Montana
- Ferry County, Washington
- Finney County, Kansas
- Fisher County, Texas
- Flagler County, Florida
- Flathead County, Montana
- Fleming County, Kentucky
- Fluvanna County, Virginia
- Foard County, Texas
- Fond du Lac County, Wisconsin
- Forrest County, Mississippi
- Fort Bend County, Texas
- Foster County, North Dakota
- Fountain County, Indiana
- Franklin Parish, Louisiana
- Freeborn County, Minnesota
- Freestone County, Texas
- Fresno County, California
- Frio County, Texas
- Frontier County, Nebraska
- Furnas County, Nebraska
G[edit]
- Gadsden County, Florida
- Gage County, Nebraska
- Gaines County, Texas
- Gallia County, Ohio
- Galveston County, Texas
- Garden County, Nebraska
- Garland County, Arkansas
- Garrard County, Kentucky
- Garrett County, Maryland
- Garvin County, Oklahoma
- Garza County, Texas
- Gasconade County, Missouri
- Gaston County, North Carolina
- Gates County, North Carolina
- Geary County, Kansas
- Geauga County, Ohio
- Gem County, Idaho
- Geneva County, Alabama
- Gentry County, Missouri
- George County, Mississippi
- Georgetown County, South Carolina
- Gila County, Arizona
- Gilchrist County, Florida
- Gillespie County, Texas
- Gilliam County, Oregon
- Gilpin County, Colorado
- Glacier County, Montana
- Glades County, Florida
- Gladwin County, Michigan
- Glascock County, Georgia
- Glasscock County, Texas
- Glenn County, California
- Glynn County, Georgia
- Goliad County, Texas
- Gonzales County, Texas
- Goochland County, Virginia
- Goodhue County, Minnesota
- Gooding County, Idaho
- Gordon County, Georgia
- Goshen County, Wyoming
- Gosper County, Nebraska
- Gove County, Kansas
- Grafton County, New Hampshire
- Grainger County, Tennessee
- Grand Forks County, North Dakota
- Grand Isle County, Vermont
- Grand Traverse County, Michigan
- Granite County, Montana
- Grant Parish, Louisiana
- Granville County, North Carolina
- Gratiot County, Michigan
- Graves County, Kentucky
- Grays Harbor County, Washington
- Green Lake County, Wisconsin
- Greenbrier County, West Virginia
- Greenlee County, Arizona
- Greensville County, Virginia
- Greenup County, Kentucky
- Greenville County, South Carolina
- Greer County, Oklahoma
- Gregg County, Texas
- Gregory County, South Dakota
- Grenada County, Mississippi
- Griggs County, North Dakota
- Grimes County, Texas
- Guernsey County, Ohio
- Guilford County, North Carolina
- Gulf County, Florida
- Gunnison County, Colorado
- Guthrie County, Iowa
- Gwinnett County, Georgia
H[edit]
- Haakon County, South Dakota
- Habersham County, Georgia
- Haines Borough, Alaska
- Hamblen County, Tennessee
- Hamlin County, South Dakota
- Hampden County, Massachusetts
- Hampton County, South Carolina
- Hand County, South Dakota
- Hanover County, Virginia
- Hansford County, Texas
- Hanson County, South Dakota
- Haralson County, Georgia
- Hardee County, Florida
- Hardy County, West Virginia
- Harford County, Maryland
- Harmon County, Oklahoma
- Harnett County, North Carolina
- Harney County, Oregon
- Hartford County, Connecticut
- Hartley County, Texas
- Harvey County, Kansas
- Hawaii County, Hawaii
- Hawkins County, Tennessee
- Hayes County, Nebraska
- Hays County, Texas
- Heard County, Georgia
- Hemphill County, Texas
- Hempstead County, Arkansas
- Hendricks County, Indiana
- Hendry County, Florida
- Hennepin County, Minnesota
- Henrico County, Virginia
- Herkimer County, New York
- Hernando County, Florida
- Hertford County, North Carolina
- Hettinger County, North Dakota
- Hickory County, Missouri
- Highlands County, Florida
- Hillsdale County, Michigan
- Hinds County, Mississippi
- Hinsdale County, Colorado
- Hitchcock County, Nebraska
- Hocking County, Ohio
- Hockley County, Texas
- Hodgeman County, Kansas
- Hoke County, North Carolina
- Honolulu County, Hawaii
- Hood County, Texas
- Hood River County, Oregon
- Hooker County, Nebraska
- Horry County, South Carolina
- Hot Spring County, Arkansas
- Hot Springs County, Wyoming
- Houghton County, Michigan
- Howell County, Missouri
- Hubbard County, Minnesota
- Hudson County, New Jersey
- Hudspeth County, Texas
- Huerfano County, Colorado
- Hunt County, Texas
- Hunterdon County, New Jersey
- Huntingdon County, Pennsylvania
- Huntington County, Indiana
I[edit]
- Iberia Parish, Louisiana
- Iberville Parish, Louisiana
- Ida County, Iowa
- Idaho County, Idaho
- Imperial County, California
- Independence County, Arkansas
- Indian River County, Florida
- Indiana County, Pennsylvania
- Ingham County, Michigan
- Inyo County, California
- Ionia County, Michigan
- Iosco County, Michigan
- Iredell County, North Carolina
- Irion County, Texas
- Iroquois County, Illinois
- Irwin County, Georgia
- Isabella County, Michigan
- Isanti County, Minnesota
- Island County, Washington
- Isle of Wight County, Virginia
- Issaquena County, Mississippi
- Itasca County, Minnesota
- Itawamba County, Mississippi
- Izard County, Arkansas
J[edit]
- Jack County, Texas
- Jackson Parish, Louisiana
- James City County, Virginia
- Jay County, Indiana
- Jefferson Davis County, Mississippi
- Jefferson Davis Parish, Louisiana
- Jefferson Parish, Louisiana
- Jenkins County, Georgia
- Jennings County, Indiana
- Jerauld County, South Dakota
- Jerome County, Idaho
- Jersey County, Illinois
- Jessamine County, Kentucky
- Jewell County, Kansas
- Jim Hogg County, Texas
- Jim Wells County, Texas
- Jo Daviess County, Illinois
- Josephine County, Oregon
- Juab County, Utah
- Judith Basin County, Montana
- Juneau, Juneau City and Borough
- Juneau County, Wisconsin
- Juniata County, Pennsylvania
K[edit]
- Kalamazoo County, Michigan
- Kalawao County, Hawaii
- Kalkaska County, Michigan
- Kanabec County, Minnesota
- Kanawha County, West Virginia
- Kandiyohi County, Minnesota
- Kankakee County, Illinois
- Karnes County, Texas
- Kauai County, Hawaii
- Kaufman County, Texas
- Kay County, Oklahoma
- Kearney County, Nebraska
- Kearny County, Kansas
- Keith County, Nebraska
- Kemper County, Mississippi
- Kenai Peninsula Borough, Alaska
- Kenedy County, Texas
- Kennebec County, Maine
- Kenosha County, Wisconsin
- Kenton County, Kentucky
- Keokuk County, Iowa
- Kern County, California
- Kerr County, Texas
- Kershaw County, South Carolina
- Ketchikan Gateway Borough, Alaska
- Kewaunee County, Wisconsin
- Keweenaw County, Michigan
- Keya Paha County, Nebraska
- Kidder County, North Dakota
- Kimball County, Nebraska
- Kimble County, Texas
- King and Queen County, Virginia
- King George County, Virginia
- King William County, Virginia
- Kingfisher County, Oklahoma
- Kingman County, Kansas
- Kingsbury County, South Dakota
- Kinney County, Texas
- Kit Carson County, Colorado
- Kitsap County, Washington
- Kittitas County, Washington
- Kittson County, Minnesota
- Klamath County, Oregon
- Kleberg County, Texas
- Klickitat County, Washington
- Knott County, Kentucky
- Kodiak Island Borough, Alaska
- Koochiching County, Minnesota
- Kootenai County, Idaho
- Kosciusko County, Indiana
- Kossuth County, Iowa
L[edit]
- La Crosse County, Wisconsin
- La Paz County, Arizona
- La Plata County, Colorado
- La Salle County, Texas
- La Salle Parish, Louisiana
- Labette County, Kansas
- Lac qui Parle County, Minnesota
- Lackawanna County, Pennsylvania
- Laclede County, Missouri
- Lafayette Parish, Louisiana
- Lafourche Parish, Louisiana
- LaGrange County, Indiana
- Lake and Peninsula Borough, Alaska
- Lake of the Woods County, Minnesota
- Lamb County, Texas
- Lamoille County, Vermont
- LaMoure County, North Dakota
- Lampasas County, Texas
- Lander County, Nevada
- Langlade County, Wisconsin
- Lanier County, Georgia
- Lapeer County, Michigan
- LaPorte County, Indiana
- Laramie County, Wyoming
- Larimer County, Colorado
- LaRue County, Kentucky
- Las Animas County, Colorado
- LaSalle County, Illinois
- Lassen County, California
- Latah County, Idaho
- Latimer County, Oklahoma
- Laurel County, Kentucky
- Lavaca County, Texas
- Le Flore County, Oklahoma
- Le Sueur County, Minnesota
- Lea County, New Mexico
- Leake County, Mississippi
- Leavenworth County, Kansas
- Lebanon County, Pennsylvania
- Leelanau County, Michigan
- Leflore County, Mississippi
- Lehigh County, Pennsylvania
- Lemhi County, Idaho
- Lenawee County, Michigan
- Lenoir County, North Carolina
- Leslie County, Kentucky
- Letcher County, Kentucky
- Levy County, Florida
- Lewis and Clark County, Montana
- Lexington County, South Carolina
- Licking County, Ohio
- Lincoln Parish, Louisiana
- Lipscomb County, Texas
- Litchfield County, Connecticut
- Little River County, Arkansas
- Live Oak County, Texas
- Livingston Parish, Louisiana
- Llano County, Texas
- Long County, Georgia
- Lonoke County, Arkansas
- Lorain County, Ohio
- Los Alamos County, New Mexico
- Los Angeles County, California
- Loudon County, Tennessee
- Loudoun County, Virginia
- Loup County, Nebraska
- Love County, Oklahoma
- Loving County, Texas
- Lubbock County, Texas
- Luce County, Michigan
- Lumpkin County, Georgia
- Luna County, New Mexico
- Lunenburg County, Virginia
- Luzerne County, Pennsylvania
- Lycoming County, Pennsylvania
- Lyman County, South Dakota
- Lynn County, Texas
M[edit]
- Mackinac County, Michigan
- Macomb County, Michigan
- Macoupin County, Illinois
- Madera County, California
- Madison Parish, Louisiana
- Magoffin County, Kentucky
- Mahaska County, Iowa
- Mahnomen County, Minnesota
- Mahoning County, Ohio
- Major County, Oklahoma
- Malheur County, Oregon
- Manatee County, Florida
- New York County, New York
- Manistee County, Michigan
- Manitowoc County, Wisconsin
- Marathon County, Wisconsin
- Marengo County, Alabama
- Maricopa County, Arizona
- Maries County, Missouri
- Marin County, California
- Marinette County, Wisconsin
- Mariposa County, California
- Marlboro County, South Carolina
- Massac County, Illinois
- Matagorda County, Texas
- Matanuska-Susitna Borough, Alaska
- Mathews County, Virginia
- Maui County, Hawaii
- Maury County, Tennessee
- Maverick County, Texas
- Mayes County, Oklahoma
- McClain County, Oklahoma
- McCone County, Montana
- McCook County, South Dakota
- McCormick County, South Carolina
- McCracken County, Kentucky
- McCreary County, Kentucky
- McCulloch County, Texas
- McCurtain County, Oklahoma
- McDonald County, Missouri
- McDonough County, Illinois
- McDuffie County, Georgia
- McKean County, Pennsylvania
- McKenzie County, North Dakota
- McKinley County, New Mexico
- McLennan County, Texas
- McLeod County, Minnesota
- McMinn County, Tennessee
- McMullen County, Texas
- McNairy County, Tennessee
- Meagher County, Montana
- Mecosta County, Michigan
- Meeker County, Minnesota
- Mellette County, South Dakota
- Mendocino County, California
- Menifee County, Kentucky
- Merced County, California
- Meriwether County, Georgia
- Merrick County, Nebraska
- Merrimack County, New Hampshire
- Mesa County, Colorado
- Metcalfe County, Kentucky
- Miami-Dade County, Florida
- Mifflin County, Pennsylvania
- Milam County, Texas
- Millard County, Utah
- Mille Lacs County, Minnesota
- Milwaukee County, Wisconsin
- Miner County, South Dakota
- Mingo County, West Virginia
- Minidoka County, Idaho
- Minnehaha County, South Dakota
- Missaukee County, Michigan
- Missoula County, Montana
- Mobile County, Alabama
- Modoc County, California
- Moffat County, Colorado
- Mohave County, Arizona
- Moniteau County, Missouri
- Monmouth County, New Jersey
- Mono County, California
- Monona County, Iowa
- Monongalia County, West Virginia
- Montague County, Texas
- Montcalm County, Michigan
- Monterey County, California
- Montezuma County, Colorado
- Montmorency County, Michigan
- Montour County, Pennsylvania
- Montrose County, Colorado
- Moody County, South Dakota
- Mora County, New Mexico
- Morehouse Parish, Louisiana
- Morrison County, Minnesota
- Motley County, Texas
- Moultrie County, Illinois
- Mountrail County, North Dakota
- Mower County, Minnesota
- Muhlenberg County, Kentucky
- Multnomah County, Oregon
- Muscatine County, Iowa
- Muscogee County, Georgia
- Muskegon County, Michigan
- Muskingum County, Ohio
- Muskogee County, Oklahoma
- Musselshell County, Montana
N[edit]
- Nacogdoches County, Texas
- Nance County, Nebraska
- Town and County of Nantucket, Massachusetts
- Napa County, California
- Nash County, North Carolina
- Natchitoches Parish, Louisiana
- Natrona County, Wyoming
- Navajo County, Arizona
- Navarro County, Texas
- Neosho County, Kansas
- Neshoba County, Mississippi
- Ness County, Kansas
- New Castle County, Delaware
- New Hanover County, North Carolina
- New Haven County, Connecticut
- New Kent County, Virginia
- New London County, Connecticut
- New Madrid County, Missouri
- Orleans Parish, Louisiana
- Newaygo County, Michigan
- Newberry County, South Carolina
- Newport County, Rhode Island
- Nez Perce County, Idaho
- Niagara County, New York
- Nicollet County, Minnesota
- Niobrara County, Wyoming
- Nobles County, Minnesota
- Nodaway County, Missouri
- Nolan County, Texas
- Nome Census Area, Alaska
- Norfolk County, Massachusetts
- Norman County, Minnesota
- North Slope Borough, Alaska
- Northwest Arctic Borough, Alaska
- Norton County, Kansas
- Nottoway County, Virginia
- Nowata County, Oklahoma
- Noxubee County, Mississippi
- Nuckolls County, Nebraska
- Nueces County, Texas
- Nye County, Nevada
O[edit]
- Oakland County, Michigan
- Obion County, Tennessee
- O'Brien County, Iowa
- Ocean County, New Jersey
- Oceana County, Michigan
- Ochiltree County, Texas
- Oconto County, Wisconsin
- Ogemaw County, Michigan
- Ogle County, Illinois
- Oglethorpe County, Georgia
- Okaloosa County, Florida
- Okanogan County, Washington
- Okeechobee County, Florida
- Okfuskee County, Oklahoma
- Oklahoma County, Oklahoma
- Okmulgee County, Oklahoma
- Oktibbeha County, Mississippi
- Oliver County, North Dakota
- Olmsted County, Minnesota
- Onondaga County, New York
- Onslow County, North Carolina
- Ontario County, New York
- Ontonagon County, Michigan
- Orangeburg County, South Carolina
- Oregon County, Missouri
- Osborne County, Kansas
- Oscoda County, Michigan
- Oswego County, New York
- Otoe County, Nebraska
- Otter Tail County, Minnesota
- Ouachita County, Arkansas
- Ouachita Parish, Louisiana
- Ouray County, Colorado
- Outagamie County, Wisconsin
- Overton County, Tennessee
- Owsley County, Kentucky
- Owyhee County, Idaho
- Oxford County, Maine
- Ozark County, Missouri
- Ozaukee County, Wisconsin
P[edit]
- Pacific County, Washington
- Palm Beach County, Florida
- Palo Alto County, Iowa
- Palo Pinto County, Texas
- Pamlico County, North Carolina
- Parke County, Indiana
- Parker County, Texas
- Parmer County, Texas
- Pasco County, Florida
- Pasquotank County, North Carolina
- Passaic County, New Jersey
- Patrick County, Virginia
- Payette County, Idaho
- Payne County, Oklahoma
- Peach County, Georgia
- Pearl River County, Mississippi
- Pecos County, Texas
- Pembina County, North Dakota
- Pemiscot County, Missouri
- Pend Oreille County, Washington
- Pender County, North Carolina
- Penobscot County, Maine
- Peoria County, Illinois
- Pepin County, Wisconsin
- Perquimans County, North Carolina
- Pershing County, Nevada
- Person County, North Carolina
- Petersburg Census Area, Alaska
- Petroleum County, Montana
- Pettis County, Missouri
- Philadelphia County, Pennsylvania
- Piatt County, Illinois
- Pickaway County, Ohio
- Pickett County, Tennessee
- Pima County, Arizona
- Pinal County, Arizona
- Pine County, Minnesota
- Pinellas County, Florida
- Pipestone County, Minnesota
- Piscataquis County, Maine
- Pitkin County, Colorado
- Pitt County, North Carolina
- Pittsburg County, Oklahoma
- Pittsylvania County, Virginia
- Piute County, Utah
- Placer County, California
- Plaquemines Parish, Louisiana
- Pleasants County, West Virginia
- Plumas County, California
- Poinsett County, Arkansas
- Pointe Coupee Parish, Louisiana
- Pondera County, Montana
- Porter County, Indiana
- Posey County, Indiana
- Pottawattamie County, Iowa
- Powder River County, Montana
- Power County, Idaho
- Poweshiek County, Iowa
- Powhatan County, Virginia
- Pratt County, Kansas
- Preble County, Ohio
- Prentiss County, Mississippi
- Presidio County, Texas
- Presque Isle County, Michigan
- Preston County, West Virginia
- Price County, Wisconsin
- Prince Edward County, Virginia
- Prince George County, Virginia
- Prince George's County, Maryland
- Prince of Wales – Hyder Census Area, Alaska
- Prince William County, Virginia
- Providence County, Rhode Island
- Prowers County, Colorado
- Pueblo County, Colorado
- Pushmataha County, Oklahoma
Q[edit]
R[edit]
- Rabun County, Georgia
- Racine County, Wisconsin
- Rains County, Texas
- Raleigh County, West Virginia
- Ralls County, Missouri
- Randall County, Texas
- Rankin County, Mississippi
- Ransom County, North Dakota
- Rapides Parish, Louisiana
- Rappahannock County, Virginia
- Ravalli County, Montana
- Rawlins County, Kansas
- Ray County, Missouri
- Reagan County, Texas
- Real County, Texas
- Red Lake County, Minnesota
- Red River County, Texas
- Red River Parish, Louisiana
- Red Willow County, Nebraska
- Redwood County, Minnesota
- Reeves County, Texas
- Refugio County, Texas
- Reno County, Kansas
- Rensselaer County, New York
- Republic County, Kansas
- Reynolds County, Missouri
- Rhea County, Tennessee
- Rich County, Utah
- Richardson County, Nebraska
- Richland Parish, Louisiana
- Riley County, Kansas
- Ringgold County, Iowa
- Rio Arriba County, New Mexico
- Rio Blanco County, Colorado
- Rio Grande County, Colorado
- Ritchie County, West Virginia
- Riverside County, California
- Roanoke County, Virginia
- Robeson County, North Carolina
- Rock Island County, Illinois
- Rockbridge County, Virginia
- Rockcastle County, Kentucky
- Rockdale County, Georgia
- Rockland County, New York
- Rockwall County, Texas
- Roger Mills County, Oklahoma
- Rogers County, Oklahoma
- Rolette County, North Dakota
- Rooks County, Kansas
- Roscommon County, Michigan
- Roseau County, Minnesota
- Rosebud County, Montana
- Ross County, Ohio
- Routt County, Colorado
- Runnels County, Texas
- Rutland County, Vermont
S[edit]
- Sabine County, Texas
- Sabine Parish, Louisiana
- Sac County, Iowa
- Sacramento County, California
- Sagadahoc County, Maine
- Saginaw County, Michigan
- Saguache County, Colorado
- Saint Helena Parish, Louisiana
- Sainte Genevieve County, Missouri
- Salem County, New Jersey
- Salt Lake County, Utah
- Saluda County, South Carolina
- Sampson County, North Carolina
- San Augustine County, Texas
- San Benito County, California
- San Bernardino County, California
- San Diego County, California
- City and County of San Francisco, California
- San Jacinto County, Texas
- San Joaquin County, California
- San Luis Obispo County, California
- San Mateo County, California
- San Patricio County, Texas
- San Saba County, Texas
- Sanborn County, South Dakota
- Sanders County, Montana
- Sandoval County, New Mexico
- Sandusky County, Ohio
- Sangamon County, Illinois
- Sanilac County, Michigan
- Sanpete County, Utah
- Santa Barbara County, California
- Santa Clara County, California
- Santa Fe County, New Mexico
- Santa Rosa County, Florida
- Sarasota County, Florida
- Saratoga County, New York
- Sargent County, North Dakota
- Sarpy County, Nebraska
- Sauk County, Wisconsin
- Saunders County, Nebraska
- Sawyer County, Wisconsin
- Schenectady County, New York
- Schleicher County, Texas
- Schley County, Georgia
- Schoharie County, New York
- Schoolcraft County, Michigan
- Schuylkill County, Pennsylvania
- Scioto County, Ohio
- Scotts Bluff County, Nebraska
- Screven County, Georgia
- Scurry County, Texas
- Searcy County, Arkansas
- Sebastian County, Arkansas
- Sequatchie County, Tennessee
- Sequoyah County, Oklahoma
- Shackelford County, Texas
- Sharkey County, Mississippi
- Sharp County, Arkansas
- Shasta County, California
- Shawano County, Wisconsin
- Shawnee County, Kansas
- Sheboygan County, Wisconsin
- Shenandoah County, Virginia
- Sherburne County, Minnesota
- Shiawassee County, Michigan
- Shoshone County, Idaho
- Sibley County, Minnesota
- Silver Bow County, Montana
- Siskiyou County, California
- Sitka, Alaska
- Skagit County, Washington
- Skagway-Hoonah-Angoon Census Area, Alaska
- Skamania County, Washington
- Slope County, North Dakota
- Smyth County, Virginia
- Snohomish County, Washington
- Snyder County, Pennsylvania
- Socorro County, New Mexico
- Solano County, California
- Somervell County, Texas
- Sonoma County, California
- Southampton County, Virginia
- Southeast Fairbanks Census Area, Alaska
- Spalding County, Georgia
- Spartanburg County, South Carolina
- Spink County, South Dakota
- Spokane County, Washington
- Spotsylvania County, Virginia
- St. Bernard Parish, Louisiana
- St. Charles County, Missouri
- St. Charles Parish, Louisiana
- St. Croix County, Wisconsin
- St. Francis County, Arkansas
- St. Francois County, Missouri
- St. James Parish, Louisiana
- St. John the Baptist Parish, Louisiana
- St. Johns County, Florida
- St. Landry Parish, Louisiana
- St. Lawrence County, New York
- St. Lucie County, Florida
- St. Martin Parish, Louisiana
- St. Mary Parish, Louisiana
- St. Mary's County, Maryland
- St. Tammany Parish, Louisiana
- Stanislaus County, California
- Stanley County, South Dakota
- Stanly County, North Carolina
- Starke County, Indiana
- Starr County, Texas
- Stearns County, Minnesota
- Stephenson County, Illinois
- Sterling County, Texas
- Stillwater County, Montana
- Stoddard County, Missouri
- Stokes County, North Carolina
- Stonewall County, Texas
- Storey County, Nevada
- Story County, Iowa
- Strafford County, New Hampshire
- Stutsman County, North Dakota
- Sublette County, Wyoming
- Sully County, South Dakota
- Summers County, West Virginia
- Sunflower County, Mississippi
- Susquehanna County, Pennsylvania
- Sutter County, California
- Sutton County, Texas
- Suwannee County, Florida
- Swain County, North Carolina
- Sweet Grass County, Montana
- Sweetwater County, Wyoming
- Swift County, Minnesota
- Swisher County, Texas
- Switzerland County, Indiana
T[edit]
- Taliaferro County, Georgia
- Talladega County, Alabama
- Tallahatchie County, Mississippi
- Tallapoosa County, Alabama
- Tama County, Iowa
- Taney County, Missouri
- Tangipahoa Parish, Louisiana
- Taos County, New Mexico
- Tarrant County, Texas
- Tate County, Mississippi
- Tattnall County, Georgia
- Tehama County, California
- Telfair County, Georgia
- Teller County, Colorado
- Tensas Parish, Louisiana
- Terrebonne Parish, Louisiana
- Terry County, Texas
- Thayer County, Nebraska
- Bronx County, New York
- Throckmorton County, Texas
- Tift County, Georgia
- Tillamook County, Oregon
- Tillman County, Oklahoma
- Tippah County, Mississippi
- Tippecanoe County, Indiana
- Tishomingo County, Mississippi
- Titus County, Texas
- Tolland County, Connecticut
- Tom Green County, Texas
- Tompkins County, New York
- Tooele County, Utah
- Toole County, Montana
- Toombs County, Georgia
- Torrance County, New Mexico
- Towner County, North Dakota
- Towns County, Georgia
- Traill County, North Dakota
- Transylvania County, North Carolina
- Traverse County, Minnesota
- Travis County, Texas
- Treasure County, Montana
- Trego County, Kansas
- Trempealeau County, Wisconsin
- Treutlen County, Georgia
- Trigg County, Kentucky
- Trimble County, Kentucky
- Tripp County, South Dakota
- Troup County, Georgia
- Trousdale County, Tennessee
- Trumbull County, Ohio
- Tucker County, West Virginia
- Tulare County, California
- Tulsa County, Oklahoma
- Tunica County, Mississippi
- Tuolumne County, California
- Tuscaloosa County, Alabama
- Tuscarawas County, Ohio
- Tuscola County, Michigan
- Twiggs County, Georgia
- Twin Falls County, Idaho
- Tyrrell County, North Carolina
U[edit]
- Uinta County, Wyoming
- Uintah County, Utah
- Ulster County, New York
- Umatilla County, Oregon
- Unicoi County, Tennessee
- Union Parish, Louisiana
- Upson County, Georgia
- Upton County, Texas
- Utah County, Utah
- Uvalde County, Texas
V[edit]
- Val Verde County, Texas
- Valdez–Cordova Census Area, Alaska
- Valencia County, New Mexico
- Van Wert County, Ohio
- Van Zandt County, Texas
- Vance County, North Carolina
- Vanderburgh County, Indiana
- Venango County, Pennsylvania
- Ventura County, California
- Vermilion County, Illinois
- Vermilion Parish, Louisiana
- Vermillion County, Indiana
- Vernon Parish, Louisiana
- Victoria County, Texas
- Vigo County, Indiana
- Vilas County, Wisconsin
- Vinton County, Ohio
- Volusia County, Florida
W[edit]
- Wabasha County, Minnesota
- Wabaunsee County, Kansas
- Wade Hampton Census Area, Alaska
- Wadena County, Minnesota
- Wagoner County, Oklahoma
- Wahkiakum County, Washington
- Wake County, North Carolina
- Wakulla County, Florida
- Waldo County, Maine
- Walla Walla County, Washington
- Wallace County, Kansas
- Waller County, Texas
- Wallowa County, Oregon
- Walsh County, North Dakota
- Walthall County, Mississippi
- Wapello County, Iowa
- Ware County, Georgia
- Warrick County, Indiana
- Wasatch County, Utah
- Wasco County, Oregon
- Waseca County, Minnesota
- Washakie County, Wyoming
- Washburn County, Wisconsin
- Washington, District of Columbia County
- Washington Parish, Louisiana
- Washita County, Oklahoma
- Washoe County, Nevada
- Washtenaw County, Michigan
- Watauga County, North Carolina
- Watonwan County, Minnesota
- Waukesha County, Wisconsin
- Waupaca County, Wisconsin
- Waushara County, Wisconsin
- Weakley County, Tennessee
- Webb County, Texas
- Weber County, Utah
- Webster Parish, Louisiana
- Weld County, Colorado
- West Baton Rouge Parish, Louisiana
- West Carroll Parish, Louisiana
- West Feliciana Parish, Louisiana
- Westchester County, New York
- Weston County, Wyoming
- Wetzel County, West Virginia
- Wexford County, Michigan
- Wharton County, Texas
- Whatcom County, Washington
- Wheatland County, Montana
- White Pine County, Nevada
- Whiteside County, Illinois
- Whitfield County, Georgia
- Whitman County, Washington
- Wibaux County, Montana
- Wicomico County, Maryland
- Wilbarger County, Texas
- Wilkin County, Minnesota
- Will County, Illinois
- Willacy County, Texas
- Williamsburg County, South Carolina
- Windsor County, Vermont
- Winkler County, Texas
- Winn Parish, Louisiana
- Winneshiek County, Iowa
- Winona County, Minnesota
- Wirt County, West Virginia
- Wolfe County, Kentucky
- Woodbury County, Iowa
- Woodruff County, Arkansas
- Woods County, Oklahoma
- Woodson County, Kansas
- Woodward County, Oklahoma
- Wyandot County, Ohio
- Wyandotte County, Kansas
- Wythe County, Virginia
Y[edit]
- Yadkin County, North Carolina
- Yakima County, Washington
- Yakutat City and Borough, Alaska
- Yalobusha County, Mississippi
- Yamhill County, Oregon
- Yancey County, North Carolina
- Yankton County, South Dakota
- Yates County, New York
- Yavapai County, Arizona
- Yazoo County, Mississippi
- Yell County, Arkansas
- Yellow Medicine County, Minnesota
- Yellowstone County, Montana
- Yoakum County, Texas
- Yolo County, California
- Young County, Texas
- Yuba County, California
- Yukon–Koyukuk Census Area, Alaska
Z[edit]
Notes and references[edit]
See also[edit]
This article "List of unique U.S. county names" is from Wikipedia. The list of its authors can be seen in its historical. Articles copied from Draft Namespace on Wikipedia could be seen on the Draft Namespace of Wikipedia and not main one.