Owego is a town in Tioga County, New York, United States. The population was 18,728 at the 2020 census. The name is derived from the Iroquois word Ahwaga, meaning "where the valley widens".

Tioga County is a county in the U.S. state of New York. As of the 2020 census, the population was 48,455. Its county seat is Owego. Tioga County is part of the Binghamton metropolitan area. The county is part of the Southern Tier region of the state.