The 2004 United States presidential election in Louisiana took place on November 2, 2004, and was part of the 2004 United States presidential election. Voters chose nine representatives, or electors to the Electoral College, who voted for president and vice president.

Ascension Parish is a parish located in the U.S. state of Louisiana. As of the 2020 census, the population was 126,500. Its parish seat is Donaldsonville. The parish was created in 1807. Ascension Parish is part of the Baton Rouge metropolitan statistical area.