2026 results · Louisiana · county

St. Tammany Parish, Louisiana

Letlow carried St. Tammany Parish by 25.9 points in the Senate race, 17.9 points more Democratic than the 2024 presidential vote here (R+43.8). 3 races have votes counted here.

St. Tammany Parish on the national map

Votes counted, Senate: 101,614; 73% of the 138,384 votes for president in 2024
2026 margin: R+25.9
2024 president: R+43.8
Shift from 2024: 17.9 pts → D
In Louisiana: 44th of 64; The 44th best county for Davis of the 64 counted; 24th for turnout against 2024.

Statewide races

Louisiana SenateJulia Letlow won · R+1.8 across the state
37.0% Jamie Davis63.0% Julia Letlow
R+25.9101,614 votes
17.9 pts → D2024 R+43.8
Louisiana PSC, District 1Stephanie Hilferty won · R+31.1 across the state
25.1% Connie Norris60.5% Stephanie Hilferty
R+35.4100,899 votes
—no 2024 return

The House

Louisiana 1st DistrictSt. Tammany Parish's part of the district · Steve Scalise won · R+26.8 across the district
31.1% Lauren Jewett63.3% Steve Scalise
R+32.1102,155 votes
11.3 pts → D2024 R+43.4

Also on the ballot here, with nothing counted in this county yet: Louisiana PSC, District 5. Also in this county: LA-05, with no votes counted in this county's part. Counts come from each race’s official source, named on its own page. Margins are the leading two candidates’ difference in points of all votes counted. 2024 is the presidential vote, Harris against Trump, on the same ground (for a House district, the county’s part of it). A county is not compared with 2024 until a quarter of its 2024 vote is counted. Ranks are among the state’s counties with votes counted in the same race.