Zephyrhills is a city in Pasco County, Florida. The population was 13,288 at the 2010 census. 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 community was founded in 1910 by Captain Harold B. Jeffries as Abbot Station. Jeffries planned on making the community a home for Civil War veterans. A Founders Day celebration is held annually.