Dunlap, IN -- U.S. Census Designated Place in Indiana Population (2000): 5887 Housing Units (2000): 2147 Land area (2000): 4.234124 sq. miles (10.966331 sq. km) Water area (2000): 0.005698 sq. miles (0.014758 sq. km) Total area (2000): 4.239822 sq. miles (10.981089 sq. km) FIPS code: 19072 Located within: Indiana (IN), FIPS 18 Location: 41.634732 N, 85.918218 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Dunlap, IN Dunlap