Geography According to the United States Census Bureau, the Mercerville-Hamilton Square CDP had a total area of , all of it land.US Gazetteer files: 2010, 2000, and 1990, United States Census Bureau. Accessed September 4, 2014.
geography according to the united states census bureau the mercerville-hamilton square cdp had a total area of  all of it landus gazetteer files 2010 2000 and 1990 united states census bureau accessed september 4 2014