Resident Population in Kimball County, NE was 3.30500 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Kimball County, NE reached a record high of 6.40000 in January of 1974 and a record low of 3.30500 in January of 2024. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Kimball County, NE - last updated from the United States Federal Reserve on April of 2026.