Resident Population in Harrison County, WV was 64.63900 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Harrison County, WV reached a record high of 77.71000 in January of 1980 and a record low of 64.63900 in January of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Harrison County, WV - last updated from the United States Federal Reserve on May of 2024.