Geography According to the United States Census Bureau, the town has a total area of 36.8 square miles (95.3 km), of which 36.2 square miles (93.8 km) is land and 0.6 square miles (1.5 km), or 1.6%, is water. Madison is bordered by the municipalities of Clinton and Killingworth to the east, Durham to the north, Guilford to the west, and Long Island Sound to the south.
geography according to the united states census bureau the town has a total area of 368 square miles (953 km) of which 362 square miles (938 km) is land and 06 square miles (15 km) or 16% is water madison is bordered by the municipalities of clinton and killingworth to the east durham to the north guilford to the west and long island sound to the south