Dade City is a city in Pasco County, Florida, United States. It is popular with tourists for its antique stores, restaurants and historic architecture including the Pasco County Courthouse, Hugh Embry Library, and Edwinola. The annual Kumquat Festival is hosted downtown and the surrounding area is a large producer of the tart kumquat, a citrus fruit eaten whole.The population was 6,437 at the 2010 census. It is the county seat of Pasco County. Dade City is located in the Tampa Bay Area.