Adams County | |
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![]() Adams County Courthouse in Corning | |
![]() Location within the U.S. state of Iowa | |
![]() Iowa's location within the U.S. | |
Coordinates: 41°01′45″N 94°41′57″W / 41.029166666667°N 94.699166666667°W | |
Country | ![]() |
State | ![]() |
Founded | March 12, 1853 |
Named for | John Adams |
Seat | Corning |
Largest city | Corning |
Area | |
• Total | 426 sq mi (1,100 km2) |
• Land | 423 sq mi (1,100 km2) |
• Water | 2.1 sq mi (5 km2) 0.5% |
Population (2020) | |
• Total | 3,704 |
• Density | 8.7/sq mi (3.4/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | 3rd |
Website | adamscounty |
Adams County is a county in the U.S. state of Iowa. As of the 2020 census, the population was 3,704,[1] making it Iowa's least-populous county. Its county seat is Corning.[2][3]