Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Grayson County, TX was 100814.00000 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 Grayson County, TX reached a record high of 100814.00000 in January of 2023 and a record low of 94631.00000 in January of 2015. 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 Grayson County, TX - last updated from the United States Federal Reserve on September of 2025.