Land O' Lakes is a census-designated place (CDP) in Pasco County, Florida, United States. It is part of the Tampa-St. Petersburg-Clearwater, Florida MSA. As of the 2020 US census, the CDP had a population of 35,929.

Pasco County is located on the west central coast of the U.S. state of Florida. According to the 2020 census, the population was 561,691. Its county seat is Dade City, and its largest city is Zephyrhills. The county is named after Samuel Pasco.