Lenzburg, IL -- U.S. village in Illinois Population (2000): 577 Housing Units (2000): 235 Land area (2000): 1.235126 sq. miles (3.198962 sq. km) Water area (2000): 0.059495 sq. miles (0.154092 sq. km) Total area (2000): 1.294621 sq. miles (3.353054 sq. km) FIPS code: 42860 Located within: Illinois (IL), FIPS 17 Location: 38.289095 N, 89.816696 W ZIP Codes (1990): 62255 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Lenzburg, IL Lenzburg