10541 -- U.S. ZIP code Municipality (1990): MAHOPAC, New York All ZIPs for this municipality (1990): 10541 Population (2000): 26693 Housing Units (2000): 8955 Land area (2000): 25.280065 sq. miles (65.475064 sq. km) Water area (2000): 1.479571 sq. miles (3.832072 sq. km) Total area (2000): 26.759636 sq. miles (69.307136 sq. km) Located within: New York (NY) Location: 41.372419 N, 73.753677 W