- Lead
- 14,736
- Total
- 56,468
- vs nation
- R+24.6
Louisiana 19th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 14,028
- Total
- 62,903
- vs nation
- R+26.8
- Lead
- 13,188
- Total
- 58,315
- vs nation
- R+24.7
- Lead
- 10,864
- Total
- 56,384
- vs nation
- R+23.1
- Lead
- 13,143
- Total
- 56,576
- vs nation
- R+30.5
- Lead
- 8,534
- Total
- 54,905
- vs nation
- R+13.1
- Lead
- 3,164
- Total
- 50,004
- vs nation
- R+6.8
- Lead
- 6,794
- Total
- 50,073
- vs nation
- D+5.0
Key facts
- 2024 presidential margin
- R+26.1MIT Election Lab
- Population
- 123,4132024 5-year
- Population density
- 165 / sq mi2024 5-year · TIGER/Line
- Land area
- 750 sq miTIGER/Line
- Median household income
- $71,8772024 5-year
- White (non-Hispanic)
- 55.4%2024 5-year
- Black
- 28.3%2024 5-year
- Hispanic / Latino
- 11.4%2024 5-year
- Peak Democratic margin
- D+79.7 in 1904MIT Election Lab
- Peak Republican margin
- R+51.6 in 1880MIT Election Lab
- Most similar
- State Senate District 17, LA · twin score 95.5
presidential history
Party record book
Louisiana 19th 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
Alton B. Parker1904
89.8%
817 votes · D+79.7 · modeled estimate
Runner-up · Al Smith, 1928 · 89.8%
Republican
James A. Garfield1880
75.8%
2,310 votes · R+51.6 · modeled estimate
Runner-up · James G. Blaine, 1884 · 73.4%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Bill Clinton1996
26,687votes
53.3% of the vote · D+13.6 · modeled estimate
Runner-up · Joe Biden, 2020 · 23,946 votes
Republican
Donald Trump2020
37,974votes
60.4% of the vote · R+22.3 · modeled estimate
Runner-up · Donald Trump, 2024 · 35,176 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
+99.3pts D vs U.S.
Place D+79.7 · U.S. R+19.7 · modeled estimate
Runner-up · Al Smith, 1928 · +97.0 pts
Republican
John McCain2008
+30.5pts R vs U.S.
Place R+23.2 · U.S. D+7.3 · modeled estimate
Runner-up · Donald Trump, 2020 · +26.8 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 | D | 51.1%16,269 | 48.9%15,574 | 31,843 |
Louisiana 19th State Senate District sits in the Gulf South. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 79.7 points in 1904 and a Republican high of 51.6 points in 1880. Between 2020 and 2024 the district moved 3.8 points toward the Republican candidate; the 2024 margin was 26.1 points.
A population of 123,413, a 55% non-Hispanic-white share, and a median household income of $71,877 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 17 and State Senate District 22.
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 19th State Senate District. Akashic. https://akashic.app/sld-upper/22019/. Accessed May 20, 2026. License: CC BY 4.0.