Resident Population in Berkeley County, WV was 136.28700 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Berkeley County, WV reached a record high of 136.28700 in January of 2024 and a record low of 36.35600 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Berkeley County, WV - last updated from the United States Federal Reserve on April of 2026.