Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Atchison County, KS was 14158.00000 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 Atchison County, KS reached a record high of 15113.00000 in January of 2010 and a record low of 14158.00000 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 Atchison County, KS - last updated from the United States Federal Reserve on May of 2024.