Adair County, Iowa

Adair County, Iowa
Location within the U.S. state of Iowa
Coordinates: 41°19′50″N 94°28′16″W / 41.330555555556°N 94.471111111111°W / 41.330555555556; -94.471111111111
Country United States
State Iowa
Founded1851
Named afterJohn Adair
SeatGreenfield
Largest cityGreenfield
Area
 • Total
570 sq mi (1,500 km2)
 • Land569 sq mi (1,470 km2)
 • Water1.0 sq mi (2.6 km2)  0.2%
Population
 (2020)
 • Total
7,496
 • Estimate 
(2024)
7,431
 • Density13.2/sq mi (5.09/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district3rd
Websitewww.adaircountyiowa.org
  • Iowa county number 01

Adair County is a county in the U.S. state of Iowa. As of the 2020 census, the population was 7,496. Its county seat is Greenfield.