Resident Population in Fairfax County, VA

Resident Population in Fairfax County, VA was 1160.92500 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Fairfax County, VA reached a record high of 1160.92500 in January of 2024 and a record low of 454.27500 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Fairfax County, VA - last updated from the United States Federal Reserve on April of 2026.



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