Loves Park is a city in Winnebago County, Illinois, United States. In recent years, the city spread across the eastern Winnebago county line and now reaches into Boone County, Illinois. The population was 23,996 at the 2010 census, up from 20,044 at the 2000 census. According to the United States Census Bureau, the city has a total area of 14.8 square miles (38km2), of which, 14.4 square miles (37km2) of it is land and 0.4 square miles (1.0km2) of it (2.50%) is water. Loves Park is part of the Rockford, Illinois Metropolitan Statistical Area.