Douglas County, Kansas

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 sovereigntychoice 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.