Ascension -- U.S. Parish in Louisiana Population (2000): 76627 Housing Units (2000): 29172 Land area (2000): 291.529360 sq. miles (755.057544 sq. km) Water area (2000): 11.353324 sq. miles (29.404973 sq. km) Total area (2000): 302.882684 sq. miles (784.462517 sq. km) Located within: Louisiana (LA), FIPS 22 Location: 30.203822 N, 90.940966 W Headwords: Ascension Ascension, LA Ascension Parish Ascension Parish, LA