Pittsburg State University is a public university in Pittsburg, Kansas, United States. It enrolls approximately 7,400 students and is a member of the Kansas Board of Regents.

Pittsburg is a city in Crawford County, Kansas, United States, located in southeast Kansas near the Missouri state border. It is the most populous city in Crawford County and southeast Kansas. As of the 2020 census, the population of the city was 20,646. It is the home of Pittsburg State University.