See main article: 1848 United States presidential election.
| Election Name: | 1848 United States presidential election in Louisiana |
| Country: | Louisiana |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1844 United States presidential election in Louisiana |
| Previous Year: | 1844 |
| Next Election: | 1852 United States presidential election in Louisiana |
| Next Year: | 1852 |
| Election Date: | November 7, 1848 |
| Image1: | Zachary Taylor cropped.jpg |
| Nominee1: | Zachary Taylor |
| Party1: | Whig Party (United States) |
| Home State1: | Louisiana |
| Running Mate1: | Millard Fillmore |
| Electoral Vote1: | 6 |
| Popular Vote1: | 18,487 |
| Percentage1: | 54.59% |
| Nominee2: | Lewis Cass |
| Party2: | Democratic Party (United States) |
| Home State2: | Michigan |
| Running Mate2: | William O. Butler |
| Electoral Vote2: | 0 |
| Popular Vote2: | 15,379 |
| Percentage2: | 45.41% |
| President | |
| Before Election: | James K. Polk |
| Before Party: | Democratic Party (United States) |
| Before Color: | FF3333 |
| After Election: | Zachary Taylor |
| After Party: | Whig Party (United States) |
| After Color: | FF3333 |
The 1848 United States presidential election in Louisiana took place on November 7, 1848, as part of the 1848 United States presidential election. Voters chose six representatives, or electors to the Electoral College, who voted for President and Vice President.
Louisiana voted for the Whig candidate, Zachary Taylor, over Democratic candidate Lewis Cass. Taylor won Louisiana by a margin of 9.18%.