Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Prince William County, VA was 192778.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Prince William County, VA reached a record high of 202330.00000 in January of 2015 and a record low of 189455.00000 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Prince William County, VA - last updated from the United States Federal Reserve on May of 2024.