Oneonta is a city in southern Otsego County, New York, United States. It is one of the northernmost cities of Appalachia. Oneonta is home to the State University of New York at Oneonta and Hartwick College. SUNY Oneonta began as a normal school and a teacher's college in 1889, and Hartwick College moved into the city in 1928. The approximately 5,800 students from SUNY Oneonta and the approximately 1,500 students at Hartwick make up a significant percentage of the population of Oneonta. As of the 2020 census, Oneonta had a population of 13,079.