Map of US Counties

Franklin County is a county located in the U.S. state of Idaho. As of the 2020 Census the county had a population of 14,194. The county seat and largest city is Preston. The county was established in 1913 and named after Franklin D. Richards, an Apostle of the Church of Jesus Christ of Latter-day Saints. ... Read more

Owyhee County (/oʊˈwaɪ.hiː/ oh-WYE-hee) is a county in the southwestern corner of the U.S. state of Idaho. As of the 2020 census, the population was 12,133. The county seat is Murphy, and its largest city is Homedale. In area it is the second-largest county in Idaho, behind Idaho County. Owyhee County is part of the ... Read more

Cass County is a county located in the U.S. state of Illinois. As of the 2010 United States Census, the population was 13,642. Its county seat is Virginia. It is the home of the Jim Edgar Panther Creek State Fish and Wildlife Area. Cass County overview: Name: Cass County FIPS code: 17-017 State: Illinois Founded: ... Read more

Effingham County is located in the south central part of the U.S. state Illinois. As of the 2020 census, the population was 34,668. Its county seat and largest city is Effingham. Some other cities in Effingham County, Illinois include Altamont, Teutopolis, Beecher City, Montrose, Dieterich, Shumway, Watson, Mason, and Edgewood. Effingham County comprises the Effingham, ... Read more

Jersey County is a county located in the U.S. state of Illinois. At the 2020 census, it had a population of 21,512. The county seat and largest community is Jerseyville, with a population of 8,337 in 2010. The county’s smallest incorporated community is Otterville, with a population of 87. Jersey County is included in the ... Read more

Madison County is a county in the U.S. state of Illinois. It is a part of the Metro East in southern Illinois. According to the 2020 census, it had a population of 264,776, making it the eighth-most populous county in Illinois and the most populous in the southern portion of the state. The county seat ... Read more

Perry County is in Illinois. According to the 2010 census, it had a population of 22,350. Its county seat is Pinckneyville. It is located in the southern portion of Illinois known as “Little Egypt”. Perry County overview: Name: Perry County FIPS code: 17-145 State: Illinois Founded: 29 January 1827 Named for: Oliver Hazard Perry Seat: ... Read more

Stephenson County is a county located in the U.S. state of Illinois. According to the 2020 United States Census, it had a population of 44,630. Its county seat is Freeport. Stephenson County is included in the Freeport, IL Micropolitan Statistical Area, which is also included in the Rockford-Freeport-Rochelle, IL Combined Statistical Area. Stephenson County overview: ... Read more

Bartholomew County is a county located in the U.S. state of Indiana. The population was 82,208 at the 2020 census. The county seat is Columbus. The county was determined by the U.S. Census Bureau to be home to the mean center of U.S. population in 1900. Bartholomew County makes up the Columbus, Indiana Metropolitan Statistical ... Read more

Dubois County (/duːˈbɔɪz/ doo-BOYZ) is a county located in the U.S. state of Indiana. As of 2020, the population was 43,637. The county seat is Jasper. Dubois County is part of the Jasper Micropolitan Statistical Area. Dubois County overview: Name: Dubois County FIPS code: 18-037 State: Indiana Founded: December 20, 1818 Named for: Toussaint Dubois ... Read more

Huntington County is a county in the U.S. state of Indiana. According to the 2020 United States Census, the population was 36,662. The county seat (and only city) is Huntington. Huntington County comprises the Huntington, Indiana micropolitan statistical area and is included in the Fort Wayne–Huntington–Auburn Combined Statistical Area. Huntington County overview: Name: Huntington County ... Read more

Marshall County is a county in the U.S. state of Indiana. Census 2020 recorded the population at 46,095. The county seat (and only city) is Plymouth. Marshall County overview: Name: Marshall County FIPS code: 18-099 State: Indiana Founded: 7 February 1835 (authorized)1836 (organized) Named for: John Marshall Seat: Plymouth Largest city: Plymouth Total Area: 449.74 sq mi ... Read more