Shawnee is a city located in Pottawatomie County, Oklahoma. Shawnee has a 2026 population of 32,092. It is also the county seat of Pottawatomie County. Shawnee is currently growing at a rate of 0.86% annually and its population has increased by 2.49% since the most recent census, which recorded a population of 31,311 in 2020.