Coffey County, Kansas

Coffey County, Kansas
Location within the U.S. state of Kansas
Country United States
State Kansas
FoundedAugust 25, 1855
Named afterAsbury M. Coffey
SeatBurlington
Largest cityBurlington
Area
 • Total
654 sq mi (1,690 km2)
 • Land627 sq mi (1,620 km2)
 • Water27 sq mi (70 km2)  4.2%
Population
 (2020)
 • Total
8,360
 • Estimate 
(2024)
8,301
 • Density13.2/sq mi (5.1/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Area code620
Congressional district2nd
WebsiteCoffeyCountyKS.org

Coffey County is a county located in Eastern Kansas. Its county seat and most populous city is Burlington. As of the 2020 census, the county population was 8,360. It was named after A.M. Coffey, a territorial legislator and Free-Stater during Bleeding Kansas era.