Paw Paw Lake is an unincorporated community in Berrien County in the U.S. state of Michigan. It is a census-designated place (CDP) for statistical purposes, without legal status as a municipality. The community is located within areas of both Coloma Charter Township and Watervliet Township in the area surrounding Paw Paw Lake and Little Paw Paw Lake, excluding the cities of Watervliet and Coloma. The population of the CDP was 3,511 at the 2010 census.