Resident Population in Labette County, KS was 19.69200 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Labette County, KS reached a record high of 25.86200 in January of 1981 and a record low of 19.69200 in January of 2024. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Labette County, KS - last updated from the United States Federal Reserve on April of 2026.