Petersburg, IN -- U.S. city in Indiana Population (2000): 2570 Housing Units (2000): 1228 Land area (2000): 1.464125 sq. miles (3.792067 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.464125 sq. miles (3.792067 sq. km) FIPS code: 59364 Located within: Indiana (IN), FIPS 18 Location: 38.491653 N, 87.280372 W ZIP Codes (1990): 47567 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Petersburg, IN Petersburg