Land O' Lakes is a census-designated place (CDP) in Pasco County, Florida, in the United States. Land O' Lakes is part of the Tampa-St. Petersburg-Clearwater, Florida MSA. As of the 2010 census, the CDP population was 31,145. The city grew rapidly during the 1990s, growing from 7,800 residents to 20,971 as new housing developments were built. Average annual income is higher than the rest of Florida. The city had a population in 2007 of 30,400 residents.