Resident Population in Ohio County, WV was 41.09000 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Ohio County, WV reached a record high of 64.30000 in January of 1971 and a record low of 41.09000 in January of 2024. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Ohio County, WV - last updated from the United States Federal Reserve on April of 2026.