Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Johnson County, IN was 139567.00000 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, IN reached a record high of 139587.00000 in January of 2021 and a record low of 126153.00000 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, IN - last updated from the United States Federal Reserve on May of 2024.