Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Marion County, KY was 17155.00000 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 Marion County, KY reached a record high of 17374.00000 in January of 2014 and a record low of 16748.00000 in January of 2009. 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 Marion County, KY - last updated from the United States Federal Reserve on May of 2024.