Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Dallas County, TX was 705258.00000 Persons in January of 2023, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Dallas County, TX reached a record high of 859443.00000 in January of 2009 and a record low of 705258.00000 in January of 2023. 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 Dallas County, TX - last updated from the United States Federal Reserve on September of 2025.