Adams County is a county in the U.S. state of Ohio. As of the 2020 census, the population was 27,477. Its county seat and largest village is West Union. The county is named after John Adams, the second President of the United States.
| Name: | Adams County |
|---|---|
| FIPS code: | 39-001 |
| State: | Ohio |
| Founded: | July 10, 1797 |
| Named for: | John Adams |
| Seat: | West Union |
| Total Area: | 586 sq mi (1,520 km²) |
| Land Area: | 584 sq mi (1,510 km²) |
| Total Population: | 27,477 |
| Population Density: | 47/sq mi (18/km²) |
| Time zone: | UTC−5 (Eastern) |
| Summer Time Zone (DST): | UTC−4 (EDT) |
| Website: | adamscountyoh.gov |
Adams County location map. Where is Adams County?
Adams County Road Map
Geography
According to the U.S. Census Bureau, the county has an area of 586 square miles (1,520 km), of which 584 square miles (1,510 km) is land and 2.4 square miles (6.2 km) (0.4%) is water. It includes many parks and preserves, including one of Ohio’s greatest archeological wonders, the Serpent Mound at the Serpent Mound State Memorial in Locust Grove. Serpent Mound lends its name to the Serpent Mound crater, the eroded remnant of a huge ancient meteorite impact crater. Other areas of note include parks and natural areas like The Edge of Appalachia Preserve, Shawnee State Park, Adams Lake State Park, and Robert H. Whipple State Nature Preserve.
Adjacent counties
- Highland County (north)
- Pike County (northeast)
- Scioto County (east)
- Lewis County, Kentucky (south)
- Mason County, Kentucky (southwest)
- Brown County (west)
State protected areas
- Adams Lake State Park
- Chaparral Prairie State Nature Preserve
- Davis Memorial State Nature Preserve
- Johnson Ridge State Nature Preserve
- Lynx Prairie
- Shoemaker State Nature Preserve
- Whipple State Nature Preserve
Adams County Topographic Map
Adams County Satellite Map
Adams County Outline Map
