List of U.S. county name etymologies (J–M)
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This is a list of U.S. county name etymologies, covering the letters J to M.
Contents |
[edit] J
- Jack County, Texas
- Jackson County, Alabama
- Jackson County, Arkansas
- Jackson County, Colorado: Jackson County is named for United States President Andrew Jackson.
- Jackson County, Florida
- Jackson County, Georgia
- Jackson County, Illinois: is named after Andrew Jackson who had just defeated the British in the Battle of New Orleans, and who later became U.S. President.
- Jackson County, Indiana: Jackson is named for United States President Andrew Jackson.
- Jackson County, Iowa
- Jackson County, Kansas
- Jackson County, Kentucky
- Jackson County, Michigan: Named for United States President Andrew Jackson.
- Jackson County, Minnesota
- Jackson County, Mississippi
- Jackson County, Missouri
- Jackson County, North Carolina
- Jackson County, Ohio
- Jackson County, Oklahoma
- Jackson County, Oregon
- Jackson County, South Dakota
- Jackson County, Tennessee
- Jackson County, Texas
- Jackson County, West Virginia
- Jackson County, Wisconsin
- Jackson Parish, Louisiana
- James City County, Virginia
- Jasper County, Georgia
- Jasper County, Illinois: is named after William Jasper.
- Jasper County, Indiana: Jasper is named for Sgt. William Jasper, a famous scout for the Continentals during the Revolutionary War.
- Jasper County, Iowa
- Jasper County, Mississippi
- Jasper County, Missouri
- Jasper County, South Carolina
- Jasper County, Texas
- Jay County, Indiana: Jay is named for U.S. Secretary of State John Jay.
- Jeff Davis County, Georgia — Both this county and its counterpart in Texas are named for Jefferson Davis, the only President of the Confederacy.
- Jeff Davis County, Texas
- Jefferson County, Alabama
- Jefferson County, Arkansas
- Jefferson County, Colorado: Jefferson County is named for the extralegal Jefferson Territory, of which it was a part of from 1859 to 1861.
- Jefferson County, Florida
- Jefferson County, Georgia
- Jefferson County, Idaho
- Jefferson County, Illinois: Jefferson is named for United States President Thomas Jefferson.
- Jefferson County, Indiana: Jefferson is named for United States President Thomas Jefferson.
- Jefferson County, Iowa
- Jefferson County, Kansas
- Jefferson County, Kentucky: Named for Thomas Jefferson, who was governor of Virginia at the time.
- Jefferson County, Mississippi
- Jefferson County, Missouri
- Jefferson County, Montana
- Jefferson County, Nebraska
- Jefferson County, New York
- Jefferson County, Ohio
- Jefferson County, Oklahoma
- Jefferson County, Oregon
- Jefferson County, Pennsylvania
- Jefferson County, Tennessee
- Jefferson County, Texas
- Jefferson County, Washington
- Jefferson County, West Virginia
- Jefferson County, Wisconsin
- Jefferson Parish, Louisiana
- Jefferson Davis County, Mississippi — Both this county and the Louisiana parish of the same name are also named for Jefferson Davis.
- Jefferson Davis Parish, Louisiana
- Jenkins County, Georgia
- Jennings County, Indiana: Jennings is named for Governor of Indiana Jonathan Jennings.
- Jerauld County, South Dakota
- Jerome County, Idaho
- Jersey County, Illinois: Jersey is named for the US state New Jersey.
- Jessamine County, Kentucky
- Jewell County, Kansas
- Jim Hogg County, Texas
- Jim Wells County, Texas
- Jo Daviess County, Illinois: Jo Daviess County is named after Joseph Hamilton Daviess, a soldier killed at the Battle of Tippecanoe.
- Johnson County, Arkansas
- Johnson County, Georgia
- Johnson County, Illinois
- Johnson County, Indiana: Johnson is named for John Johnson, a judge of the Indiana Supreme Court.
- Johnson County, Iowa
- Johnson County, Kansas: Johnson is named for Thomas Johnson, a nineteenth-century Methodist missionary to the Shawnee tribe.
- Johnson County, Kentucky
- Johnson County, Missouri
- Johnson County, Nebraska
- Johnson County, Tennessee
- Johnson County, Texas
- Johnson County, Wyoming
- Johnston County, North Carolina
- Johnston County, Oklahoma
- Jones County, Georgia
- Jones County, Iowa
- Jones County, Mississippi
- Jones County, North Carolina
- Jones County, South Dakota
- Jones County, Texas: Jones County is named for Anson Jones, the last president of the Republic of Texas. Its county seat is Anson.
- Josephine County, Oregon
- Juab County, Utah
- Judith Basin County, Montana
- Juneau County, Wisconsin
- Juneau City and Borough, Alaska
- Juniata County, Pennsylvania
- Jupiter, Florida
[edit] K
- Kalamazoo County, Michigan: Named for the river that runs through it, the Native American form of which was probably "Ke-Ken-a-ma-zoo," which means "boiling water."
- Kalawao County, Hawaii
- Kalkaska County, Michigan: Created by Henry Schoolcraft. Schoolcraft's family name formerly was Calcraft. The Ks may have been added to make the name appear more like a Native American word.
- Kanabec County, Minnesota
- Kanawha County, West Virginia
- Kandiyohi County, Minnesota
- Kane County, Illinois: Kane is named after U.S. senator Elias Kane.
- Kane County, Utah
- Kankakee County, Illinois: Kankakee County is named for the Kankakee River.
- Karnes County, Texas
- Kauai County, Hawaii — Named after its largest island, Kauaʻi.
- Kaufman County, Texas
- Kay County, Oklahoma
- Kearney County, Nebraska
- Kearny County, Kansas
- Keith County, Nebraska
- Kemper County, Mississippi
- Kenai Peninsula Borough, Alaska
- Kendall County, Illinois: Kendall County is named after Amos Kendall, who was the editor of the Frankfort, Kentucky newspaper, and went on to be an important advisor to President Andrew Jackson.
- Kendall County, Texas
- Kenedy County, Texas
- Kennebec County, Maine
- Kenosha County, Wisconsin
- Kent County, Delaware
- Kent County, Maryland
- Kent County, Michigan: Named for James Kent.
- Kent County, Rhode Island
- Kent County, Texas
- Kenton County, Kentucky — Named after frontiersman Simon Kenton.
- Keokuk County, Iowa
- Kern County, California
- Kerr County, Texas
- Kershaw County, South Carolina
- Ketchikan Gateway Borough, Alaska
- Kewaunee County, Wisconsin
- Keweenaw County, Michigan: Named after the Native American word "Kee-wi-wai-non-ing", which means "portage" or "place where portage is made."
- Keya Paha County, Nebraska
- Kidder County, North Dakota
- Kimball County, Nebraska
- Kimble County, Texas
- King County, Texas — Named for William Philip King, who died at the Alamo.
- King County, Washington — Named for William Rufus King, but was 'renamed' in honor of Dr. Martin Luther King, Jr. in 1986.
- King George County, Virginia: Named in honor of King George I of Great Britain
- King William County, Virginia: Named in honor of King William III of England
- King and Queen County, Virginia: Named in honor of King William III of England and Queen Mary II of England
- Kingfisher County, Oklahoma
- Kingman County, Kansas
- Kings County, California
- Kings County, New York: Named in honor of King Charles II of England.
- Kingsbury County, South Dakota
- Kinney County, Texas
- Kiowa County, Colorado: Kiowa County is named for the Kiowa Native American tribe.
- Kiowa County, Kansas
- Kiowa County, Oklahoma
- Kit Carson County, Colorado: Kit Carson County is named for explorer, trapper, and "Wild West" figure Kit Carson.
- Kitsap County, Washington
- Kittitas County, Washington
- Kittson County, Minnesota
- Klamath County, Oregon
- Kleberg County, Texas
- Klickitat County, Washington
- Knott County, Kentucky
- Knox County, Illinois: Knox is named after Revolutionary War General Henry Knox, who became the first United States Secretary of War.
- Knox County, Indiana: Knox is named for U.S. Secretary of War Henry Knox.
- Knox County, Kentucky
- Knox County, Maine
- Knox County, Missouri
- Knox County, Nebraska
- Knox County, Ohio
- Knox County, Tennessee
- Knox County, Texas
- Kodiak Island Borough, Alaska
- Koochiching County, Minnesota
- Kootenai County, Idaho
- Kosciusko County, Indiana: Kosciusko is named for Tadeusz Kościuszko, a Polish ally of the Americans during the Revolutionary War.
- Kossuth County, Iowa
[edit] L
- La Crosse County, Wisconsin
- La Moure County, North Dakota
- La Paz County, Arizona
- La Plata County, Colorado: La Plata County is named for the La Plata Mountains, which were named by Spanish explorers Silvestre Vélez de Escalante and Francisco Atanasio Domínguez during their 1776 expedition through Colorado. (The mountains were named for their reputed silver ore; La Plata is Spanish for "silver").
- La Porte County, Indiana: LaPorte means the door or the port in the French language.
- LaSalle County, Illinois
- La Salle County, Texas
- La Salle Parish, Louisiana
- Labette County, Kansas
- Lac qui Parle County, Minnesota
- Lackawanna County, Pennsylvania
- Laclede County, Missouri
- Lafayette County, Arkansas — All Lafayette Counties in the United States, as well as Lafayette Parish in Louisiana, are named for Gilbert du Motier, marquis de Lafayette (1757–1834), a French general who played a major role in the Revolutionary War.
- Lafayette County, Florida
- Lafayette County, Mississippi
- Lafayette County, Missouri
- Lafayette County, Wisconsin
- Lafayette Parish, Louisiana
- Lafourche Parish, Louisiana
- Lagrange County, Indiana: Lagrange is named after the Marquis de la Fayette's home outside of Paris, France.
- Lake County, California
- Lake County, Colorado: Lake County is named for Twin Lakes, two lakes (now a reservoir) located just south of Leadville.
- Lake County, Florida: Named for the large number of lakes the county contains.
- Lake County, Illinois
- Lake County, Indiana: Lake is named for its location on Lake Michigan.
- Lake County, Michigan: Named for the several small lakes that are found in the county.
- Lake County, Minnesota
- Lake County, Montana
- Lake County, Ohio: Lake is named for its location on Lake Erie.
- Lake County, Oregon
- Lake County, South Dakota
- Lake County, Tennessee — From Reelfoot Lake, the county's most significant geographic feature along with the Mississippi River.
- Lake and Peninsula Borough, Alaska
- Lake of the Woods County, Minnesota
- Lamar County, Alabama
- Lamar County, Georgia
- Lamar County, Mississippi
- Lamar County, Texas
- Lamb County, Texas
- Lamoille County, Vermont
- Lampasas County, Texas
- Lancaster County, Nebraska
- Lancaster County, Pennsylvania
- Lancaster County, South Carolina
- Lancaster County, Virginia
- Lander County, Nevada
- Lane County, Kansas
- Lane County, Oregon
- Langlade County, Wisconsin
- Lanier County, Georgia
- Lapeer County, Michigan: Named from the French "la pierre," meaning flint or flint stone.
- Laramie County, Wyoming
- Larimer County, Colorado: Larimer County is named for "General" William Larimer, Jr., the founder of Denver, Colorado.
- Larue County, Kentucky
- Las Animas County, Colorado: Las Animas County is named for the Purgatoire River, which was once known as the Río de las Animas Perdidas en Purgatorio, Spanish for "River of Souls Lost in Purgatory."
- Lassen County, California
- Latah County, Idaho
- Latimer County, Oklahoma
- Lauderdale County, Alabama
- Lauderdale County, Mississippi
- Lauderdale County, Tennessee
- Laurel County, Kentucky — Named for the mountain laurel trees common in the area.
- Laurens County, Georgia
- Laurens County, South Carolina
- Lavaca County, Texas
- Lawrence County, Alabama
- Lawrence County, Arkansas
- Lawrence County, Illinois
- Lawrence County, Indiana: Lawrence is named for U.S. naval leader James Lawrence.
- Lawrence County, Kentucky
- Lawrence County, Mississippi
- Lawrence County, Missouri
- Lawrence County, Ohio
- Lawrence County, Pennsylvania
- Lawrence County, South Dakota
- Lawrence County, Tennessee
- Le Flore County, Oklahoma
- Le Sueur County, Minnesota
- Lea County, New Mexico: for U. S. Army Capt. Joseph Calloway Lea, founder of the New Mexico Military Academy
- Leake County, Mississippi
- Leavenworth County, Kansas
- Lebanon County, Pennsylvania
- Lee County, Alabama
- Lee County, Arkansas
- Lee County, Florida
- Lee County, Georgia
- Lee County, Illinois
- Lee County, Iowa
- Lee County, Kentucky
- Lee County, Mississippi
- Lee County, North Carolina
- Lee County, South Carolina
- Lee County, Texas
- Lee County, Virginia
- Leelanau County, Michigan: Created by Henry Schoolcraft, who gave the name "Leelinau" to some Native American women in his stories.
- Leflore County, Mississippi
- Lehigh County, Pennsylvania
- Lemhi County, Idaho
- Lenawee County, Michigan: Created from a Native American word meaning "man," either from the Delaware "leno or lenno" or the Shawnee "lenawai."
- Lenoir County, North Carolina
- Leon County, Florida
- Leon County, Texas
- Leslie County, Kentucky
- Letcher County, Kentucky
- Levy County, Florida
- Lewis County, Idaho
- Lewis County, Kentucky
- Lewis County, Missouri
- Lewis County, New York
- Lewis County, Tennessee
- Lewis County, Washington
- Lewis County, West Virginia
- Lewis and Clark County, Montana
- City of Lexington, Virginia
- Lexington County, South Carolina
- Liberty County, Florida
- Liberty County, Georgia
- Liberty County, Montana
- Liberty County, Texas
- Licking County, Ohio
- Limestone County, Alabama,
- Limestone County, Texas
- Lincoln County, Arkansas
- Lincoln County, Colorado: Lincoln County is named for United States President Abraham Lincoln.
- Lincoln County, Georgia
- Lincoln County, Idaho
- Lincoln County, Kansas
- Lincoln County, Kentucky
- Lincoln County, Maine
- Lincoln County, Minnesota
- Lincoln County, Mississippi
- Lincoln County, Missouri
- Lincoln County, Montana
- Lincoln County, Nebraska
- Lincoln County, Nevada
- Lincoln County, New Mexico: for President Abraham Lincoln
- Lincoln County, North Carolina
- Lincoln County, Oklahoma
- Lincoln County, Oregon
- Lincoln County, South Dakota
- Lincoln County, Tennessee
- Lincoln County, Washington
- Lincoln County, West Virginia
- Lincoln County, Wisconsin
- Lincoln County, Wyoming
- Lincoln Parish, Louisiana
- Linn County, Iowa
- Linn County, Kansas
- Linn County, Missouri
- Linn County, Oregon
- Lipscomb County, Texas
- Litchfield County, Connecticut
- Little River County, Arkansas
- Live Oak County, Texas
- Livingston County, Illinois
- Livingston County, Kentucky
- Livingston County, Michigan: Named for Edward Livingston.
- Livingston County, Missouri
- Livingston County, New York
- Livingston Parish, Louisiana
- Llano County, Texas
- Logan County, Arkansas
- Logan County, Colorado: Logan County is named for Civil War general and Vice-Presidential candidate John A. Logan, who died two months before the county's formation.
- Logan County, Illinois
- Logan County, Kansas
- Logan County, Kentucky
- Logan County, Nebraska
- Logan County, North Dakota
- Logan County, Ohio
- Logan County, Oklahoma
- Logan County, West Virginia
- Long County, Georgia
- Lonoke County, Arkansas
- Lorain County, Ohio: Lorain County was named after the province of Lorraine, France
- Los Alamos County, New Mexico: named after Los Alamos Ranch School via Los Alamos National Laboratory
- Los Angeles County, California
- Loudon County, Tennessee
- Loudoun County, Virginia
- Louisa County, Iowa
- Louisa County, Virginia
- Loup County, Nebraska
- Love County, Oklahoma
- Loving County, Texas
- Lowndes County, Alabama
- Lowndes County, Georgia - William Lowndes
- Lowndes County, Mississippi
- Lubbock County, Texas
- Lucas County, Iowa
- Lucas County, Ohio
- Luce County, Michigan: Named for Cyrus G. Luce, former governor of Michigan.
- Lumpkin County, Georgia
- Luna County, New Mexico: for Solomon Luna, rancher and political figure
- Lunenburg County, Virginia
- Luzerne County, Pennsylvania
- Lycoming County, Pennsylvania
- Lyman County, South Dakota
- City of Lynchburg, Virginia — Named for John Lynch, who founded the first European settlement at the site.
- Lynn County, Texas
- Lyon County, Iowa
- Lyon County, Kansas
- Lyon County, Kentucky
- Lyon County, Minnesota
- Lyon County, Nevada
[edit] M
- Mackinac County, Michigan: Named from the French interpretation of a Native American word that meant "great turtle," the shape of nearby Mackinac Island from a distance.
- Macomb County, Michigan: Named for Alexander Macomb.
- Macon County, Alabama
- Macon County, Georgia
- Macon County, Illinois
- Macon County, Missouri
- Macon County, North Carolina
- Macon County, Tennessee
- Macoupin County, Illinois
- Madera County, California
- Madison County, Alabama: Madison is named for fourth U.S. President James Madison.
- Madison County, Arkansas
- Madison County, Florida
- Madison County, Georgia
- Madison County, Idaho
- Madison County, Illinois
- Madison County, Indiana: Madison is named for fourth U.S. President James Madison.
- Madison County, Iowa
- Madison County, Kentucky
- Madison County, Mississippi
- Madison County, Missouri
- Madison County, Montana
- Madison County, Nebraska
- Madison County, New York
- Madison County, North Carolina
- Madison County, Ohio
- Madison County, Tennessee
- Madison County, Texas
- Madison County, Virginia
- Madison Parish, Louisiana
- Magoffin County, Kentucky
- Mahaska County, Iowa
- Mahnomen County, Minnesota
- Mahoning County, Ohio
- Major County, Oklahoma
- Malheur County, Oregon
- City of Manassas, Virginia
- City of Manassas Park, Virginia
- Manatee County, Florida
- Manistee County, Michigan: Named for the river. Derived from a Native American word which means "river at whose mouth there are islands."
- Manitowoc County, Wisconsin
- Marathon County, Wisconsin
- Marengo County, Alabama: Named in honor of the Napoleonic-era Battle of Marengo.
- Maricopa County, Arizona: Named after the Maricopa Native American people of the region.[1]
- Maries County, Missouri
- Marin County, California
- Marinette County, Wisconsin
- Marion County, Alabama — All Marion Counties in the United States are named either directly or indirectly for Francis Marion, the "Swamp Fox" of the American Revolutionary War.
- Marion County, Arkansas
- Marion County, Florida
- Marion County, Georgia
- Marion County, Illinois
- Marion County, Indiana
- Marion County, Iowa
- Marion County, Kansas — Named directly for Marion County, Ohio.
- Marion County, Kentucky
- Marion County, Mississippi
- Marion County, Missouri
- Marion County, Ohio
- Marion County, Oregon
- Marion County, South Carolina
- Marion County, Tennessee
- Marion County, Texas
- Marion County, West Virginia
- Mariposa County, California
- Marlboro County, South Carolina
- Marquette County, Michigan
- Marquette County, Wisconsin: Named for Jacques Marquette.
- Marshall County, Alabama
- Marshall County, Illinois
- Marshall County, Indiana: Marshall is named for U.S. Chief Justice John Marshall.
- Marshall County, Iowa
- Marshall County, Kansas
- Marshall County, Kentucky
- Marshall County, Minnesota
- Marshall County, Mississippi
- Marshall County, Oklahoma
- Marshall County, South Dakota
- Marshall County, Tennessee
- Marshall County, West Virginia
- Martin County, Florida — Named for John W. Martin, Governor of Florida from 1925 to 1929.
- Martin County, Indiana — Named for Maj. John T. Martin of Kentucky.
- Martin County, Kentucky — Named for John Preston Martin, a Kentucky politician and one-term Congressman.
- Martin County, Minnesota
- Martin County, North Carolina — Named for Josiah Martin, the last colonial governor of North Carolina.
- Martin County, Texas — Named for Wylie Martin, an early settler in the region.
- City of Martinsville, Virginia — Named for the city's founder Joseph Martin, a general in the Virginia militia during the Revolutionary War.
- Mason County, Illinois
- Mason County, Kentucky
- Mason County, Michigan: Named for Stevens T. Mason, former governor of Michigan.
- Mason County, Texas
- Mason County, Washington
- Mason County, West Virginia
- Massac County, Illinois
- Matagorda County, Texas
- Matanuska-Susitna Borough, Alaska
- Mathews County, Virginia
- Maui County, Hawaii — Named after Maui, the largest and most populous of the five islands that make up the county.
- 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
- McDowell County, North Carolina
- McDowell County, West Virginia
- McDuffie County, Georgia
- McHenry County, Illinois
- McHenry County, North Dakota
- McIntosh County, Georgia
- McIntosh County, North Dakota
- McIntosh County, Oklahoma
- McKean County, Pennsylvania
- McKenzie County, North Dakota
- McKinley County, New Mexico: for President William McKinley
- McLean County, Illinois
- McLean County, Kentucky
- McLean County, North Dakota
- McLennan County, Texas
- McLeod County, Minnesota
- McMinn County, Tennessee
- McMullen County, Texas
- McNairy County, Tennessee
- McPherson County, Kansas
- McPherson County, Nebraska
- McPherson County, South Dakota
- Meade County, Kansas
- Meade County, Kentucky
- Meade County, South Dakota
- Meagher County, Montana
- Mecklenburg County, North Carolina: Named after the German state of Mecklenburg-Strelitz. Could also be named for Charlotte of Mecklenburg, queen consort of George III of the United Kingdom.
- Mecklenburg County, Virginia
- Mecosta County, Michigan: Named for Potawatomi chief Mecosta.
- Medina County, Ohio
- Medina County, Texas
- Meeker County, Minnesota
- Meigs County, Ohio, is named for Return J. Meigs, Jr., the 4th Governor of Ohio and 8th Postmaster General.
- Meigs County, Tennessee, is named for Return J. Meigs, Sr., an officer in the Continental Army.
- Mellette County, South Dakota
- Menard County, Illinois
- Menard County, Texas
- Mendocino County, California
- Menifee County, Kentucky
- Menominee County, Michigan: Named for the Menominee, who lived in the vicinity. "Menominee" means "rice men" or "rice gatherers."
- Menominee County, Wisconsin
- Merced County, California
- Mercer County, Illinois
- Mercer County, Kentucky
- Mercer County, Missouri
- Mercer County, New Jersey is named for Hugh Mercer, an officer in the Continental Army killed in the Battle of Princeton
- Mercer County, North Dakota
- Mercer County, Ohio
- Mercer County, Pennsylvania
- Mercer County, West Virginia
- Meriwether County, Georgia
- Merrick County, Nebraska
- Merrimack County, New Hampshire
- Mesa County, Colorado: Mesa County is named for Grand Mesa, a large flat-topped geologic formation near Grand Junction.
- Metcalfe County, Kentucky
- Miami County, Indiana: Miami is named for the Miami Native American people.
- Miami County, Kansas
- Miami County, Ohio
- Miami-Dade County, Florida — An amalgamation of:
- Miami, named after the Miami River, which in turn is believed to be derived from the Mayaimi, a Native American tribe that lived in South Florida until the 18th century.
- Dade County, Florida, named after Major Francis L. Dade, a soldier killed in 1835 in the Second Seminole War.
- Middlesex County, Connecticut: Named after Middlesex, one of the historic counties of England.
- Middlesex County, Massachusetts: Named after Middlesex, one of the historic counties of England.
- Middlesex County, New Jersey: Named after Middlesex, one of the historic counties of England.
- Middlesex County, Virginia: Named after Middlesex, one of the historic counties of England.
- Midland County, Michigan: Named "Midland" because it is located near the geographical center of the Lower Peninsula.
- Midland County, Texas
- Mifflin County, Pennsylvania: is named after the first governor of Pennsylvania, Thomas Mifflin.
- Milam County, Texas
- Millard County, Utah
- Mille Lacs County, Minnesota Named for the French translation for a thousand lakes.
- Miller County, Arkansas
- Miller County, Georgia
- Miller County, Missouri
- Mills County, Iowa
- Mills County, Texas
- Milwaukee County, Wisconsin
- Miner County, South Dakota
- Mineral County, Colorado: Mineral County is named for the rich mineral ores found in the county, particularly the silver deposits located near the county seat of Creede.
- Mineral County, Montana
- Mineral County, Nevada
- Mineral County, West Virginia
- Mingo County, West Virginia
- Minidoka County, Idaho
- Minnehaha County, South Dakota
- Missaukee County, Michigan: Named for Ottawa chief Missaukee.
- Mississippi County, Arkansas
- Mississippi County, Missouri
- Missoula County, Montana
- Mitchell County, Georgia
- Mitchell County, Iowa
- Mitchell County, Kansas
- Mitchell County, North Carolina
- Mitchell County, Texas
- Mobile County, Alabama
- Modoc County, California
- Moffat County, Colorado: Moffat County is named for railroad tycoon and banker David Moffat, who died less than three weeks after the county was named in his honor.
- Mohave County, Arizona
- Moniteau County, Missouri
- Monmouth County, New Jersey: Named after Monmouthshire in Wales.
- Mono County, California
- Monona County, Iowa
- Monongalia County, West Virginia
- Monroe County, Alabama
- Monroe County, Arkansas
- Monroe County, Florida
- Monroe County, Georgia
- Monroe County, Illinois
- Monroe County, Indiana: Monroe is named for U.S. President James Monroe.
- Monroe County, Iowa
- Monroe County, Kentucky
- Monroe County, Michigan: Named for United States President James Monroe.
- Monroe County, Mississippi
- Monroe County, Missouri
- Monroe County, New York
- Monroe County, Ohio
- Monroe County, Pennsylvania
- Monroe County, Tennessee
- Monroe County, West Virginia
- Monroe County, Wisconsin
- Montague County, Texas
- Montcalm County, Michigan: Named for Louis-Joseph de Montcalm.
- Monterey County, California
- Montezuma County, Colorado: Montezuma County is named for the Aztec ruler Moctezuma II; the county's world-famous Mesa Verde ruins were once thought to have been built by the Aztecs.
- Montgomery County, Alabama
- Montgomery County, Arkansas
- Montgomery County, Georgia
- Montgomery County, Illinois
- Montgomery County, Indiana: Montgomery is named for Richard Montgomery, an officer of the American Revolutionary War.
- Montgomery County, Iowa
- Montgomery County, Kansas
- Montgomery County, Kentucky
- Montgomery County, Maryland
- Montgomery County, Mississippi
- Montgomery County, Missouri
- Montgomery County, New York
- Montgomery County, North Carolina
- Montgomery County, Ohio
- Montgomery County, Pennsylvania: is believed to have been either named in honor of Richard Montgomery, an American Revolutionary War general killed in 1775 while attempting to capture Quebec City, Canada, or for the Welsh county of Montgomeryshire (which was named after one of William the Conqueror's main counselors, Roger de Montgomerie), as it was part of the Welsh Tract—an area of Pennsylvania settled by Quakers from Wales
- Montgomery County, Tennessee
- Montgomery County, Texas
- Montgomery County, Virginia
- Montmorency County, Michigan
- Montour County, Pennsylvania
- Montrose County, Colorado: Montrose County is named for the town of Montrose, which itself is named after the novel A Legend of Montrose, by Sir Walter Scott.
- Moody County, South Dakota
- Moore County, North Carolina
- Moore County, Tennessee
- Moore County, Texas
- Mora County, New Mexico: named for Mora Valley, or "Lo de Mora" as it was known then
- Morehouse Parish, Louisiana
- Morgan County, Alabama
- Morgan County, Colorado: Morgan County is named for the town of Fort Morgan[disambiguation needed
] (the county seat), which itself was named for United States Colonel Christopher A. Morgan, an aide to Civil War general John Pope[disambiguation needed
]. - Morgan County, Georgia
- Morgan County, Illinois
- Morgan County, Indiana: Morgan is named for Daniel Morgan, an officer of the American Revolutionary War.
- Morgan County, Kentucky
- Morgan County, Missouri
- Morgan County, Ohio
- Morgan County, Tennessee
- Morgan County, Utah
- Morgan County, West Virginia
- Morrill County, Nebraska
- Morris County, Kansas
- Morris County, New Jersey: Named for Col. Lewis Morris, colonial governor of the Province of New Jersey
- Morris County, Texas
- Morrison County, Minnesota
- Morrow County, Ohio
- Morrow County, Oregon
- Morton County, Kansas
- Morton County, North Dakota
- Motley County, Texas
- Moultrie County, Illinois
- Mountrail County, North Dakota
- Mower County, Minnesota
- Muhlenberg County, Kentucky
- Multnomah County, Oregon
- Murray County, Georgia
- Murray County, Minnesota
- Murray County, Oklahoma
- Muscatine County, Iowa
- Muscogee County, Georgia
- Muskegon County, Michigan: Named for the river. Derived from the Ojibwa/Chippewa word "mashkig," which means "swamp" or "marsh."
- Muskingum County, Ohio
- Muskogee County, Oklahoma
- Musselshell County, Montana
[edit] See also
- Lists of U.S. county name etymologies for links to the remainder of the list.