Dunlap, IL -- U.S. village in Illinois Population (2000): 926 Housing Units (2000): 350 Land area (2000): 0.373041 sq. miles (0.966173 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.373041 sq. miles (0.966173 sq. km) FIPS code: 21176 Located within: Illinois (IL), FIPS 17 Location: 40.860786 N, 89.678123 W ZIP Codes (1990): 61525 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Dunlap, IL Dunlap