Bellmore is a hamlet and census-designated place (CDP) in Nassau County, New York, United States. The population according to the 2010 census was 16,218. Bellmore is located on the south shore of Long Island 5 miles from Jones Beach State Park, approximately 27 mi east of Manhattan, and 10 mi east of the Nassau-Queens (New York City) Line. Using only the above description and what you know about the world, "The population of Bellmore in 2010 was more than 20,000." is definitely correct, incorrect, or inconclusive? 