Baldwin, IL -- U.S. village in Illinois Population (2000): 3627 Housing Units (2000): 181 Land area (2000): 0.668979 sq. miles (1.732648 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.668979 sq. miles (1.732648 sq. km) FIPS code: 03454 Located within: Illinois (IL), FIPS 17 Location: 38.183767 N, 89.844658 W ZIP Codes (1990): 62217 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Baldwin, IL Baldwin