Gainesville is a city in and the county seat of Alachua County, Florida, United States. It is the most populous city in North Central Florida with a population of 141,085 at the 2020 census, while the Gainesville metropolitan area has an estimated 360,000 residents. Gainesville is home to the University of Florida, the third-largest public university campus by enrollment in the United States as of the 2023–2024 academic year. The university is represented by the Florida Gators sports teams in NCAA competitions.