Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Johnson County, TX was 124452.00000 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 Johnson County, TX reached a record high of 124452.00000 in January of 2022 and a record low of 114546.00000 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 Johnson County, TX - last updated from the United States Federal Reserve on May of 2024.