Vermilion -- U.S. Parish in Louisiana Population (2000): 53807 Housing Units (2000): 22461 Land area (2000): 1173.781395 sq. miles (3040.079728 sq. km) Water area (2000): 364.532580 sq. miles (944.135007 sq. km) Total area (2000): 1538.313975 sq. miles (3984.214735 sq. km) Located within: Louisiana (LA), FIPS 22 Location: 29.961979 N, 92.221910 W Headwords: Vermilion Vermilion, LA Vermilion Parish Vermilion Parish, LA