Map of US Counties

Boise County is a rural mountain county in the U.S. state of Idaho. As of the 2020 United States Census, the population was 7,610. The county seat is historic Idaho City, which is connected through a series of paved and unpaved roads to Lowman, Centerville, Placerville, Pioneerville, Star Ranch, Crouch, Garden Valley, and Horseshoe Bend. ... Read more

Gooding County is a county located in the U.S. state of Idaho. As of the 2010 census, the population was 15,464. Its county seat is Gooding. The county was created by the Idaho Legislature on January 28, 1913, by a partition of Lincoln County. It is named for Frank R. Gooding, the 7th governor and ... Read more

Shoshone County is a county in the U.S. state of Idaho. As of the 2020 census, the population was 13,169. The largest city is Kellogg. The county was established in 1864, named for the Native American Shoshone tribe. Shoshone County is commonly referred to as the Silver Valley, due to its century-old mining history. The ... Read more

Clay County is a county in the U.S. state of Illinois. As of the 2010 United States Census, the population was 13,815. Since 1842, its county seat has been Louisville, in the center of the county’s area. In 1950, the U.S. Census Bureau placed the mean center of U.S. population in Clay County. Clay County ... Read more

Fulton County is a county in the U.S. state of Illinois. According to the 2010 census, it had a population of 37,069. Its county seat is Lewistown, and the largest city is Canton. Fulton County comprises the Canton, IL Micropolitan Statistical Area, which is part of the Peoria-Canton, IL Combined Statistical Area. Fulton County overview: ... Read more

Kane County is a county in the U.S. state of Illinois. According to the 2020 census, it has a population of 516,522, making it the fifth-most populous county in Illinois. Its county seat is Geneva, and its largest city is Aurora. Kane County is one of the collar counties of the metropolitan statistical area designated ... Read more

Mason County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 13,086. Its county seat is Havana. The county is named in honor of George Mason, a member of the Virginia legislature who campaigned for the adoption of the United States Bill of Rights. Mason ... Read more

Pope County is the southeasternmost county in the U.S. state of Illinois. According to the 2020 census, it had a population of 3,763, making it the second-least populous county in Illinois. Its county seat is Golconda. The county was organized in 1816 from portions of Gallatin and Johnson counties and named after Nathaniel Pope, a ... Read more

Vermilion County is a county in the eastern part of the U.S. state of Illinois, between the Indiana border and Champaign County. It was established in 1826 and was the 45th of Illinois’ 102 counties. According to the 2010 United States Census, it had a population of 81,625, a decrease of 2.7% in 2000. It ... Read more

Boone County is a county in the U.S. state of Indiana. As of 2020, the population was 70,812. The county seat (and the county’s only incorporated city) is Lebanon. Boone County overview: Name: Boone County FIPS code: 18-011 State: Indiana Founded: 1 April 1830 (created)1831 (organized) Named for: Daniel Boone Seat: Lebanon Largest city: Zionsville ... Read more

Floyd County is a county located in the U.S. state of Indiana. Its county seat is New Albany. Floyd County has the second-smallest land area in the entire state. It was formed in the year 1819 from neighboring Clark, and Harrison counties. Floyd County is part of the Louisville/Jefferson County, KY–IN Metropolitan Statistical Area. Floyd ... Read more

Jay County is a county in the U.S. state of Indiana. As of 2020, the population was 20,478. The county seat is Portland. Jay County overview: Name: Jay County FIPS code: 18-075 State: Indiana Founded: 7 February 1835 (authorized)1836 (organized) Named for: John Jay Seat: Portland Largest city: Portland Total Area: 384.08 sq mi (994.8 km²) Land Area: ... Read more