Estimate, Median Age by Sex, Total Population (5-year estimate) in Pottawatomie County, OK was 37.70000 Years of Age in January of 2022, according to the United States Federal Reserve. Historically, Estimate, Median Age by Sex, Total Population (5-year estimate) in Pottawatomie County, OK reached a record high of 37.70000 in January of 2019 and a record low of 36.60000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimate, Median Age by Sex, Total Population (5-year estimate) in Pottawatomie County, OK - last updated from the United States Federal Reserve on May of 2024.