- Lead
- 8,960
- Total
- 21,465
- vs nation
- R+40.3
Louisiana 78th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 10,237
- Total
- 23,116
- vs nation
- R+48.7
- Lead
- 10,337
- Total
- 21,373
- vs nation
- R+50.5
- Lead
- 10,890
- Total
- 21,049
- vs nation
- R+55.6
- Lead
- 12,872
- Total
- 22,068
- vs nation
- R+65.6
- Lead
- 13,065
- Total
- 23,115
- vs nation
- R+54.1
- Lead
- 11,241
- Total
- 21,408
- vs nation
- R+53.0
- Lead
- 8,731
- Total
- 21,252
- vs nation
- R+49.6
Key facts
- 2024 presidential margin
- R+41.7MIT Election Lab
- Population
- 44,5842024 5-year
- Population density
- 5,308 / sq mi2024 5-year · TIGER/Line
- Land area
- 8.4 sq miTIGER/Line
- Median household income
- $72,4122024 5-year
- White (non-Hispanic)
- 66.7%2024 5-year
- Black
- 8.8%2024 5-year
- Hispanic / Latino
- 18.1%2024 5-year
- Peak Democratic margin
- D+70.7 in 1932MIT Election Lab
- Peak Republican margin
- R+85.3 in 1884MIT Election Lab
- Most similar
- State House District 80, LA · twin score 98.6
presidential history
Party record book
Louisiana 78th State House 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
84.9%
521 votes · D+70.7 · modeled estimate
Runner-up · William J. Bryan, 1908 · 84.3%
Republican
James G. Blaine1884
91.6%
175 votes · R+85.3 · modeled estimate
Runner-up · Rutherford B. Hayes, 1876 · 91.6%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
6,211votes
26.9% of the vote · R+44.3 · modeled estimate
Runner-up · Kamala Harris, 2024 · 6,038 votes
Republican
Ronald Reagan1984
18,885votes
86.7% of the vote · R+74.0 · modeled estimate
Runner-up · George W. Bush, 2004 · 17,951 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
+82.6pts D vs U.S.
Place D+63.0 · U.S. R+19.7 · modeled estimate
Runner-up · William J. Bryan, 1908 · +78.2 pts
Republican
Barry Goldwater1964
+67.7pts R vs U.S.
Place R+45.1 · U.S. D+22.6 · modeled estimate
Runner-up · John McCain, 2008 · +65.6 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 | 49.2%5,866 | 50.8%6,068 | 11,934 |
With a 2024 presidential margin exceeding 40 points, this north Louisiana district ranks among the state's least competitive, making general-election outcomes largely determined at the primary stage.
Across the recorded series it reached a Democratic high of 70.7 points in 1932 and a Republican high of 85.3 points in 1884. Between 2020 and 2024 the district moved 2.5 points toward the Democratic candidate; the 2024 margin was 41.7 points.
A population of 44,584, a 67% non-Hispanic-white share, and a median household income of $72,412 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 80 and State House District 79.
The state-house 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 78th State House District. Akashic. https://akashic.app/sld-lower/22078/. Accessed May 20, 2026. License: CC BY 4.0.