Perry is a city in, and county seat of, Noble County, Oklahoma, United States. As of the 2010 census, the city population was 5,126, a 2.0 p…Perry is a city in, and county seat of, Noble County, Oklahoma, United States. As of the 2010 census, the city population was 5,126, a 2.0 percent decrease from the figure of 5,230 in 2000. The city is home of Ditch Witch construction equipment manufacture.