Montpelier, LA -- U.S. village in Louisiana Population (2000): 214 Housing Units (2000): 111 Land area (2000): 1.864179 sq. miles (4.828201 sq. km) Water area (2000): 0.009648 sq. miles (0.024987 sq. km) Total area (2000): 1.873827 sq. miles (4.853188 sq. km) FIPS code: 51690 Located within: Louisiana (LA), FIPS 22 Location: 30.679697 N, 90.654585 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Montpelier, LA Montpelier