Zephyrhills is a city in Pasco County, Florida. The population was 10,833 at the 2000 census. According to the U.S. Census Bureau's 2004 estimates, the city had a population of 11,854. It is a suburb of the Tampa Bay Metropolitan Statistical Area. Zephyrhills is also known as the headquarters of the Zephyrhills bottled water company. The city is served by Zephyrhills Municipal Airport. It was also once served by the 1927-built Zephyrhills Depot on the Atlantic Coast Line, which is now the Zephyrhills Depot Museum at a City Park near the airport.