Douglas County, Kansas

Douglas County
Location within the U.S. state of Kansas
Kansas's location within the U.S.
Coordinates: 38°52′N 95°14′W / 38.867°N 95.233°W / 38.867; -95.233
Country United States
State Kansas
FoundedAugust 25, 1855
Named afterStephen Douglas
SeatLawrence
Largest cityLawrence
Area
  Total
475 sq mi (1,230 km2)
  Land456 sq mi (1,180 km2)
  Water19 sq mi (50 km2)  4.0%
Population
 (2020)
  Total
118,785
  Estimate 
(2023)
120,553
  Density260.5/sq mi (100.6/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Area code785
Congressional districts1st, 2nd
Websitedouglascountyks.org

Douglas County is a county located in the U.S. state of Kansas. Its county seat and most populous city is Lawrence. As of the 2020 census, the county population was 118,785, making it the fifth-most populous county in Kansas. The county was named after Stephen Douglas, a U.S. Senator from Illinois and advocate for the popular sovereignty choice in the Kansas slavery debate.

Douglas County comprises the Lawrence, KS Metropolitan Statistical Area, which is also included in the Kansas City-Overland Park-Kansas City, MO-KS Combined Statistical Area.