Stillwater, Oklahoma is located in Payne County Oklahoma and is the tenth largest city in the entire state. The city of Stillwater was a part of the first Oklahoma Land Run held April 22, 1889 and the area was considered Unassigned Lands that were opened for settlement. Stillwater is also nick named America's Friendliest College town and is home of Oklahoma State Universitry! There are several attractions throughout the city whether you want to experience something new or take in the history of the city.