Resident Population in Pottawatomie County, OK was 73.79100 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Pottawatomie County, OK reached a record high of 73.79100 in January of 2023 and a record low of 43.13400 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Pottawatomie County, OK - last updated from the United States Federal Reserve on May of 2024.