Map of US Counties

Linn County overview: Name: Linn County FIPS code: 41-043 State: Oregon Founded: December 28, 1847 Named for: Lewis F. Linn Seat: Albany Largest city: Albany Total Area: 2,309 sq mi (5,980 km²) Land Area: 2,290 sq mi (5,900 km²) Total Population: 128,610 Population Density: 56/sq mi (22/km²) Time zone: UTC−8 (Pacific) Summer Time Zone (DST): UTC−7 (PDT) Website: www.co.linn.or.us Linn County location ... Read more

Allegheny County overview: Name: Allegheny County FIPS code: 42-003 State: Pennsylvania Founded: September 24, 1788 Named for: Allegheny River Seat: Pittsburgh Largest city: Pittsburgh Total Area: 745 sq mi (1,930 km²) Land Area: 730 sq mi (1,900 km²) Total Population: 1,250,578 Population Density: 1,700/sq mi (700/km²) Time zone: UTC−5 (Eastern) Summer Time Zone (DST): UTC−4 (EDT) Website: www.alleghenycounty.us Allegheny County location map. ... Read more

Clinton County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 37,450. Its county seat is Lock Haven. The county was created on June 21, 1839, from parts of Centre and Lycoming Counties. Its name is in honor of the seventh Governor of New York, DeWitt Clinton. Some ... Read more

Juniata County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 23,509. Its county seat is Mifflintown. The county was created on March 2, 1831, from part of Mifflin County and named for the Juniata River. Mountains in Juniata County include Tuscarora Mountain and Shade Mountain. Agricultural land ... Read more

Perry County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 45,842. The county seat is New Bloomfield. The county was created on March 22, 1820, and was named for Oliver Hazard Perry, a hero of the War of 1812, who had recently died. It was originally part ... Read more

Wyoming County is a county in the Commonwealth of Pennsylvania. It is part of Northeastern Pennsylvania. As of the 2020 census, the population was 26,069. Its county seat is Tunkhannock. It was created in 1842 from part of Luzerne County. Wyoming County is included in the Scranton—Wilkes-Barre—Hazleton, PA Metropolitan Statistical Area. Wyoming County overview: Name: ... Read more

Charleston County is located in the U.S. state of South Carolina along the Atlantic coast. As of the 2020 census, its population was 408,235, making it the third most populous county in South Carolina (behind Greenville and Richland counties). Its county seat is Charleston. It is also the largest county in the state by land ... Read more

Horry County (/ˈɒriː/ OH-ree) is the easternmost county in the U.S. state of South Carolina. As of the 2020 census, its population was 351,029. It is the fourth-most populous county in South Carolina. The county seat is Conway. Horry County is the central county in the Myrtle Beach-Conway-North Myrtle Beach, SC-NC Metropolitan Statistical Area. It ... Read more

Spartanburg County is a county located on the northwestern border of the U.S. state of South Carolina. As of the 2020 census, the population was 327,997, making it the fifth-most populous county in South Carolina. Its county seat is Spartanburg. Spartanburg County is coterminous with the Spartanburg, SC Metropolitan Statistical Area, which is also included ... Read more

Clark County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 3,837. Its county seat is Clark. The county was created in 1873 and organized in 1881. It was named for Newton Clark, a Dakota Territory legislator in 1873. Clark County overview: Name: Clark County FIPS ... Read more

Hamlin County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 6,164. Its county seat is Hayti. The county was created in 1873 and organized in 1878. It was named for Hannibal Hamlin, Lincoln’s first vice-president. Hamlin County overview: Name: Hamlin County FIPS code: 46-057 State: ... Read more

McCook County is a county in the U.S. state of South Dakota. At the 2020 census, the population was 5,682. Its county seat is Salem. The county was established in 1873, and was organized in 1878. It was named for the former governor of the Dakota Territory and Civil War general Edwin Stanton McCook. McCook ... Read more