- Lead
- 25,839
- Total
- 54,091
- vs nation
- R+46.3
Louisiana 12th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 25,285
- Total
- 57,606
- vs nation
- R+48.3
- Lead
- 22,980
- Total
- 52,562
- vs nation
- R+45.8
- Lead
- 19,664
- Total
- 50,681
- vs nation
- R+42.7
- Lead
- 20,688
- Total
- 49,833
- vs nation
- R+48.8
- Lead
- 16,544
- Total
- 45,555
- vs nation
- R+33.9
- Lead
- 9,477
- Total
- 40,626
- vs nation
- R+23.8
- Lead
- 138
- Total
- 39,922
- vs nation
- R+8.9
Key facts
- 2024 presidential margin
- R+47.8MIT Election Lab
- Population
- 114,1712024 5-year
- Population density
- 78 / sq mi2024 5-year · TIGER/Line
- Land area
- 1,458 sq miTIGER/Line
- Median household income
- $54,7022024 5-year
- White (non-Hispanic)
- 69.0%2024 5-year
- Black
- 22.5%2024 5-year
- Hispanic / Latino
- 4.4%2024 5-year
- Peak Democratic margin
- D+85.2 in 1932MIT Election Lab
- Peak Republican margin
- R+47.8 in 2024MIT Election Lab
- Most similar
- State Senate District 28, LA · twin score 92.1
presidential history
Party record book
Louisiana 12th State Senate District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Franklin D. Roosevelt1932
92.6%
5,796 votes · D+85.2 · modeled estimate
Runner-up · Woodrow Wilson, 1916 · 92.1%
Republican
Donald Trump2024
73.3%
39,628 votes · R+47.8 · modeled estimate
Runner-up · Donald Trump, 2020 · 71.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Bill Clinton1996
18,299votes
45.8% of the vote · R+0.3 · modeled estimate
Runner-up · Jimmy Carter, 1980 · 16,893 votes
Republican
Donald Trump2020
41,062votes
71.3% of the vote · R+43.9 · modeled estimate
Runner-up · Donald Trump, 2024 · 39,628 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Alton B. Parker1904
+93.3pts D vs U.S.
Place D+73.6 · U.S. R+19.7 · modeled estimate
Runner-up · James M. Cox, 1920 · +90.8 pts
Republican
John McCain2008
+48.8pts R vs U.S.
Place R+41.5 · U.S. D+7.3 · modeled estimate
Runner-up · Donald Trump, 2020 · +48.3 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2018 | R | 28.6%9,283 | 71.4%23,145 | 32,428 |
Louisiana 12th State Senate District sits in the Gulf South. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 85.2 points in 1932 and a Republican high of 47.8 points in 2024. Between 2020 and 2024 the district moved 3.9 points toward the Republican candidate; the 2024 margin was 47.8 points.
A population of 114,171, a 69% non-Hispanic-white share, and a median household income of $54,702 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 28 and State Senate District 25.
The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Louisiana 12th State Senate District. Akashic. https://akashic.app/sld-upper/22012/. Accessed May 20, 2026. License: CC BY 4.0.