Clay County is a county located in the U.S. state of Kansas. Its county seat and most populous city is Clay Center. As of the 2020 census, the county population was 8,117. The county was named for Henry Clay, an influential U.S. Senator from Kentucky.
Clay County is a county located in the U.S. state of Kansas. Its county seat and most populous city is Clay Center. As of the 2020 census, the county population was 8,117. The county was named for Henry Clay, an influential U.S Senator from Kentucky.