Sarasota is a city in and the county seat of Sarasota County, Florida, United States. It is located in Southwest Florida on Sarasota Bay, a lagoon on the Gulf Coast. The population was 54,842 at the 2020 census. The two-county Sarasota metropolitan area has an estimated 935,000 residents, making it the fifth-largest metropolitan area in Florida and 61st-largest in the United States.