HarrisDemocratic32.8%7,962TrumpRepublican65.0%15,757OtherAll other candidates2.2%531
R+32.1- Lead
- 7,795
- Total
- 24,250
- vs nation
- R+30.7
modeled Census-place estimatemodeled estimate
Akashicstate house district
Louisiana 66th State House District
Contests in this Place (44 available)
President38 · 1876–2024 · 3 mapped
▦ precinct · ▥ counties · ▢ no spatial detail
President margin by year
Place winner margin
Boundary by 2024 margin · Precinct returns · VEST · MIT Election Lab
The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.
President results by year
Modeled candidate-vote estimate on current district boundaries
BidenDemocratic28.5%5,972TrumpRepublican69.4%14,534OtherAll other candidates2.1%439
R+40.9- Lead
- 8,562
- Total
- 20,945
- vs nation
- R+45.3
modeled Census-place estimatemodeled estimate
ClintonDemocratic24.9%4,884TrumpRepublican70.0%13,709OtherAll other candidates5.1%1,004
R+45.0- Lead
- 8,825
- Total
- 19,597
- vs nation
- R+47.1
modeled Census-place estimatemodeled estimate
ObamaDemocratic24.2%4,877RomneyRepublican74.1%14,959OtherAll other candidates1.7%343
R+50.0- Lead
- 10,082
- Total
- 20,179
- vs nation
- R+53.8
modeled Census-place estimatemodeled estimate
ObamaDemocratic23.2%4,751McCainRepublican75.5%15,457OtherAll other candidates1.3%268
R+52.3- Lead
- 10,706
- Total
- 20,476
- vs nation
- R+59.6
modeled Census-place estimatemodeled estimate
KerryDemocratic19.3%3,903BushRepublican80.0%16,204OtherAll other candidates0.7%141
R+60.8- Lead
- 12,301
- Total
- 20,248
- vs nation
- R+58.3
modeled Census-place estimatemodeled estimate
GoreDemocratic19.7%3,634BushRepublican78.4%14,451OtherAll other candidates1.9%347
R+58.7- Lead
- 10,817
- Total
- 18,432
- vs nation
- R+59.2
modeled Census-place estimatemodeled estimate
ClintonDemocratic22.5%3,948DoleRepublican71.6%12,583OtherAll other candidates6.0%1,048
R+49.1- Lead
- 8,635
- Total
- 17,579
- vs nation
- R+57.6
modeled Census-place estimatemodeled estimate
Key facts
- 2024 presidential margin
- R+32.1MIT Election Lab
- Population
- 43,7032024 5-year
- Population density
- 1,056 / sq mi2024 5-year · TIGER/Line
- Land area
- 41.4 sq miTIGER/Line
- Median household income
- $110,1632024 5-year
- White (non-Hispanic)
- 66.3%2024 5-year
- Black
- 19.2%2024 5-year
- Hispanic / Latino
- 5.9%2024 5-year
- Peak Democratic margin
- D+57.4 in 1904MIT Election Lab
- Peak Republican margin
- R+76.0 in 1876MIT Election Lab
- Most similar
- State House District 65, LA · twin score 97.1
presidential history
Party record book
Louisiana 66th 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
Alton B. Parker1904
78.7%
37 votes · D+57.4 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 70.1%
Republican
Rutherford B. Hayes1876
88.0%
264 votes · R+76.0 · modeled estimate
Runner-up · Benjamin Harrison, 1888 · 86.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
7,962votes
32.8% of the vote · R+32.1 · modeled estimate
Runner-up · Joe Biden, 2020 · 5,972 votes
Republican
George W. Bush2004
16,204votes
80.0% of the vote · R+60.8 · modeled estimate
Runner-up · Donald Trump, 2024 · 15,757 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
+77.1pts D vs U.S.
Place D+57.4 · U.S. R+19.7 · modeled estimate
Runner-up · William J. Bryan, 1908 · +50.5 pts
Republican
Barry Goldwater1964
+88.5pts R vs U.S.
Place R+65.9 · U.S. D+22.6 · modeled estimate
Runner-up · John McCain, 2008 · +59.6 pts
current representation
Current officeholders
REmily ChenevertState House · 66
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 2 House
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 |
|---|---|---|---|---|
| 2020 | R | 46.0%6,483 | 54.0%7,620 | 14,103 |
| 2018 | R | 48.2%6,800 | 51.8%7,303 | 14,103 |
Louisiana House District 66 has delivered lopsided Republican presidential margins, reflecting the broader rightward shift of non-urban Louisiana constituencies over the past two decades. With roughly 43,700 residents, the district sits well below the statewide competitiveness threshold.
Across the recorded series it reached a Democratic high of 57.4 points in 1904 and a Republican high of 76.0 points in 1876. Between 2020 and 2024 the district moved 8.7 points toward the Democratic candidate; the 2024 margin was 32.1 points.
A population of 43,703, a 66% non-Hispanic-white share, and a median household income of $110,163 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 65 and State House District 69.
Political twins — state-house districts
The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
State House District 65
Louisiana
97.1twin score
elasticity2008–2012 trajectory12-yr trend
State House District 69
Louisiana
94.3twin score
elasticity12-yr trend2008–2012 trajectory≠ median age
State House District 69
Oklahoma
91.9twin score
elasticity12-yr trend2008–2012 trajectory≠ % Catholic
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.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Louisiana 66th State House District. Akashic. https://akashic.app/sld-lower/22066/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Louisiana at the ballot boxAll elections →
Places within Louisiana 66th State House District
counties it covers1
Frequently asked questions
How did Louisiana 66th State House District vote in 2024?
In 2024, Louisiana 66th State House District voted Republican by 32.1 points (R+32.1), carried by the Republican candidate. Out of 24,250 votes cast, 7,962 went Democratic and 15,757 went Republican.
When did Louisiana 66th State House District last vote Democratic?
The most recent presidential election in which Louisiana 66th State House District voted Democratic was 1944.
How many people live in Louisiana 66th State House District?
Louisiana 66th State House District has a population of 43,703 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Louisiana 66th State House District?
Median household income in Louisiana 66th State House District is $110,163 — above the national median of $80,734. The Louisiana state median is $60,756.
What is the political history of Louisiana 66th State House District?
Akashic tracks 38 presidential elections in Louisiana 66th State House District from 1876 to 2024. Of those, 10 went Democratic and 26 went Republican.