Jackson County, Kansas

Jackson County, Kansas
Jackson County Courthouse in Holton (2023)
Location within the U.S. state of Kansas
Country United States
State Kansas
FoundedFebruary 11, 1859
Named afterAndrew Jackson
SeatHolton
Largest cityHolton
Area
 • Total
658 sq mi (1,700 km2)
 • Land656 sq mi (1,700 km2)
 • Water1.8 sq mi (4.7 km2)  0.3%
Population
 (2020)
 • Total
13,232
 • Estimate 
(2023)
13,368
 • Density20.2/sq mi (7.79/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional districts1st, 2nd
Websitejacksoncountyks.com

Jackson County is a county in the U.S. state of Kansas. Its county seat and most populous city is Holton. As of the 2020 census, the county population was 13,232. The county, first named Calhoun County for pro-slavery South Carolina Senator John C. Calhoun, was renamed in 1859 for President Andrew Jackson. The Prairie Band Potawatomi Indian Reservation, near the center of the county, comprises about 18.5% of the county's area.