Stillwater is a city in, and the county seat of, Payne County, Oklahoma, United States. It is located in north-central Oklahoma at the intersection of U.S. Route 177 and State Highway 51. As of the 2010 census, the city population was 45,688, making it the tenth-largest city in Oklahoma. The Stillwater Micropolitan Statistical Area had a population of 78,399 according to the 2012 census estimate. Stillwater was part of the first Oklahoma Land Run... Show more

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