Resident Population in Kiowa County, KS was 2.37400 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Kiowa County, KS reached a record high of 4.20000 in January of 1976 and a record low of 2.29800 in January of 2008. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Kiowa County, KS - last updated from the United States Federal Reserve on May of 2024.