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Adair County
Also known as Adair County, Missouri, Adair, Adair County, MO
county in Missouri, United States
Key facts
- Country
- United States
- State
- Missouri
- Founded
- January 29, 1841
- Named after
- Adair County, Kentucky
- Seat
- Kirksville
- Largest city
- Kirksville
- Total
- 569 sq mi (1,470 km )
- Land
- 567 sq mi (1,470 km )
- Water
- 2.1 sq mi (5.4 km ) 0.4%
- Estimate 2025
- 25,684
- Density
- 44.6/sq mi (17.2/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
~12 min read
Article
Adair County is a county located in the northeastern part of the U.S. state of Missouri. The population census for 2020 was 25,314. The county seat is Kirksville. The county was first settled by immigrants from Kentucky and organized on January 29, 1841. Adair County comprises the Kirksville, MO Micropolitan Statistical Area.
History