Map of US Counties

Jefferson Davis County is a county located in the U.S. state of Mississippi. As of the 2020 census, the population was 11,321. Its county seat is Prentiss. The county is named after Mississippi Senator and Confederate President Jefferson Davis. The county was carved out of Covington and Lawrence counties in March 1906. Governor James K. ... Read more

Montgomery County is a county located in the U.S. state of Mississippi. As of the 2020 census, the population was 9,822. Its county seat is Winona. The county is said to be named in honor either of Richard Montgomery, an American Revolutionary War general killed in 1775 while attempting to capture Quebec City, Canada, or ... Read more

Smith County is a county located in the U.S. state of Mississippi. As of the 2020 census, the population was 14,209. Its county seat is Raleigh. Smith County is a prohibition or dry county. Smith County overview: Name: Smith County FIPS code: 28-129 State: Mississippi Founded: 1833 Named for: David Smith Seat: Raleigh Largest town: ... Read more

Yalobusha County is a county located in the U.S. state of Mississippi. As of the 2020 census, the population was 12,481. It has two county seats, Water Valley and Coffeeville. Yalobusha County overview: Name: Yalobusha County FIPS code: 28-161 State: Mississippi Founded: February 21, 1834 Seat: Coffeeville and Water Valley Largest city: Water Valley Total ... Read more

Camden County is a county located in the U.S. state of Missouri. As of the 2020 Census, the population was 42,745. Its county seat is Camdenton. The county was organized on January 29, 1841, as Kinderhook County and renamed Camden County in 1843 after Charles Pratt, 1st Earl Camden, Lord Chancellor of the United Kingdom ... Read more

Daviess County is a county located in the U.S. state of Missouri. As of the 2020 census, the population was 8,430. Its county seat is Gallatin. The county was organized December 29, 1836, from Ray County and named for Major Joseph Hamilton Daveiss, a soldier from Kentucky who was killed in 1811 at the Battle ... Read more

Iron County is a county located in the Lead Belt region in the U.S. state of Missouri. As of the 2020 census, the population was 9,537. The largest city and county seat is Ironton. Iron County was officially organized on February 17, 1857, and was named after the abundance of iron ore found within its ... Read more

Marion County is a county located in the northeastern portion of Missouri. As of the 2010 census, the population was 28,781. Its county seat is Palmyra. Unique from most third-class counties in the state, Marion has two county courthouses, the second located in Hannibal. The county was organized on December 23, 1826 and named for ... Read more

Perry County is a county located in the southeastern portion of the U.S. state of Missouri. As of the 2020 census, the population was 18,956. Its county seat is Perryville. The county was officially organized on November 16, 1820 (effective January 1, 1821) from Ste. Genevieve County and was named after Oliver Hazard Perry, a ... Read more

St. Louis County is located in the eastern-central portion of Missouri. It is bounded by the City of St. Louis and the Mississippi River to the east, the Missouri River to the north, and the Meramec River to the south. At the 2020 census, the total population was 1,004,125, making it the most populous county ... Read more

Wayne County is a county located in the Ozark foothills in the U.S. state of Missouri. As of the 2020 census, the population was 10,974. The county seat is Greenville. The county was officially organized on December 11, 1818, and is named after General “Mad” Anthony Wayne, who served in the American Revolution. Wayne County ... Read more

Fallon County is a county located in the U.S. state of Montana. As of the 2020 census, the population was 3,049. Its county seat is Baker. The county was created in 1913 from a portion of Custer County. It is named for Benjamin O’Fallon, a nephew of Captain William Clark and an Indian agent for ... Read more