Geneva, IL -- U.S. city in Illinois Population (2000): 19515 Housing Units (2000): 6895 Land area (2000): 8.406503 sq. miles (21.772743 sq. km) Water area (2000): 0.175534 sq. miles (0.454631 sq. km) Total area (2000): 8.582037 sq. miles (22.227374 sq. km) FIPS code: 28872 Located within: Illinois (IL), FIPS 17 Location: 41.885722 N, 88.311771 W ZIP Codes (1990): 60134 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Geneva, IL Geneva