Athens, IL -- U.S. city in Illinois Population (2000): 1726 Housing Units (2000): 740 Land area (2000): 1.468399 sq. miles (3.803136 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.468399 sq. miles (3.803136 sq. km) FIPS code: 02674 Located within: Illinois (IL), FIPS 17 Location: 39.961476 N, 89.724585 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Athens, IL Athens