Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Adair County, MO was 22367.00000 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 Adair County, MO reached a record high of 23636.00000 in January of 2012 and a record low of 22367.00000 in January of 2022. 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 Adair County, MO - last updated from the United States Federal Reserve on May of 2024.