Waterloo, SC -- U.S. town in South Carolina Population (2000): 203 Housing Units (2000): 85 Land area (2000): 1.407624 sq. miles (3.645730 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.407624 sq. miles (3.645730 sq. km) FIPS code: 74995 Located within: South Carolina (SC), FIPS 45 Location: 34.352968 N, 82.058068 W ZIP Codes (1990): 29384 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Waterloo, SC Waterloo