Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Pennington County, SD was 86607.00000 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 Pennington County, SD reached a record high of 89319.00000 in January of 2020 and a record low of 80768.00000 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 Pennington County, SD - last updated from the United States Federal Reserve on May of 2024.