Herrin, IL -- U.S. city in Illinois Population (2000): 11298 Housing Units (2000): 5202 Land area (2000): 8.201952 sq. miles (21.242957 sq. km) Water area (2000): 0.173604 sq. miles (0.449633 sq. km) Total area (2000): 8.375556 sq. miles (21.692590 sq. km) FIPS code: 34358 Located within: Illinois (IL), FIPS 17 Location: 37.802412 N, 89.028093 W ZIP Codes (1990): 62948 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Herrin, IL Herrin