Buchanan County | |
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![]() Location within the U.S. state of Iowa | |
![]() Iowa's location within the U.S. | |
Coordinates: 42°28′19″N 91°50′21″W / 42.471944444444°N 91.839166666667°W | |
Country | ![]() |
State | ![]() |
Founded | 1837 |
Named for | James Buchanan |
Seat | Independence |
Largest city | Independence |
Area | |
• Total | 573 sq mi (1,480 km2) |
• Land | 571 sq mi (1,480 km2) |
• Water | 2.1 sq mi (5 km2) 0.4% |
Population (2020) | |
• Total | 20,565 |
• Density | 36/sq mi (14/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | 1st |
Website | www |
Buchanan County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 20,565.[1] Its county seat is Independence.[2] The county was created in 1837 and was named in honor of Senator James Buchanan, the 15th President of the United States.