Resident Population in Campbell County, KY was 94.00800 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Campbell County, KY reached a record high of 94.00800 in January of 2024 and a record low of 81.80100 in January of 1985. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Campbell County, KY - last updated from the United States Federal Reserve on April of 2026.