St. Martin Parish, Louisiana
Precinct data
Results by precinct
43 precincts · 25,007 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -2828 | 420 | 989 | 13 | 1,422 | 29.5% | 69.5% | R+40.0 |
|---|---|---|---|---|---|---|---|
| Precinct -000003000003 | 332 | 1,057 | 14 | 1,403 | 23.7% | 75.3% | R+51.7 |
| Precinct -2929 | 351 | 912 | 14 | 1,277 | 27.5% | 71.4% | R+43.9 |
| Precinct -2424 | 787 | 413 | 17 | 1,217 | 64.7% | 33.9% | D+30.7 |
| Precinct -4242 | 323 | 870 | 13 | 1,206 | 26.8% | 72.1% | R+45.4 |
| Precinct -3535 | 217 | 936 | 6 | 1,159 | 18.7% | 80.8% | R+62.0 |
| Precinct -1212 | 491 | 490 | 14 | 995 | 49.3% | 49.2% | D+0.1 |
| Precinct -1717 | 53 | 866 | 9 | 928 | 5.7% | 93.3% | R+87.6 |
| Precinct -3838 | 118 | 785 | 6 | 909 | 13.0% | 86.4% | R+73.4 |
| Precinct -3333 | 411 | 446 | 13 | 870 | 47.2% | 51.3% | R+4.0 |
| Precinct -3939 | 113 | 699 | 6 | 818 | 13.8% | 85.5% | R+71.6 |
| Precinct -99 | 244 | 554 | 8 | 806 | 30.3% | 68.7% | R+38.5 |
| Precinct -4040 | 314 | 473 | 6 | 793 | 39.6% | 59.6% | R+20.1 |
| Precinct -4141 | 101 | 670 | 16 | 787 | 12.8% | 85.1% | R+72.3 |
| Precinct -1010 | 634 | 112 | 13 | 759 | 83.5% | 14.8% | D+68.8 |
| Precinct -2121 | 99 | 609 | 2 | 710 | 13.9% | 85.8% | R+71.8 |
| Precinct -3434 | 184 | 503 | 11 | 698 | 26.4% | 72.1% | R+45.7 |
| Precinct -3737 | 134 | 527 | 6 | 667 | 20.1% | 79.0% | R+58.9 |
| Precinct -2020 | 94 | 549 | 2 | 645 | 14.6% | 85.1% | R+70.5 |
| Precinct -1818 | 198 | 433 | 6 | 637 | 31.1% | 68.0% | R+36.9 |
| Precinct -2222 | 69 | 466 | 3 | 538 | 12.8% | 86.6% | R+73.8 |
| Precinct -1515 | 307 | 196 | 9 | 512 | 60.0% | 38.3% | D+21.7 |
| Precinct -88 | 55 | 444 | 0 | 499 | 11.0% | 89.0% | R+78.0 |
| Precinct -3131 | 26 | 455 | 2 | 483 | 5.4% | 94.2% | R+88.8 |
| Precinct -4343 | 71 | 400 | 3 | 474 | 15.0% | 84.4% | R+69.4 |
| Precinct -000002000002 | 34 | 420 | 0 | 454 | 7.5% | 92.5% | R+85.0 |
| Precinct -2323 | 261 | 174 | 8 | 443 | 58.9% | 39.3% | D+19.6 |
| Precinct -3030 | 78 | 273 | 3 | 354 | 22.0% | 77.1% | R+55.1 |
| Precinct -2626 | 115 | 204 | 6 | 325 | 35.4% | 62.8% | R+27.4 |
| Precinct -1111 | 198 | 84 | 6 | 288 | 68.8% | 29.2% | D+39.6 |
| Precinct -1414 | 44 | 213 | 2 | 259 | 17.0% | 82.2% | R+65.3 |
| Precinct -66 | 26 | 218 | 0 | 244 | 10.7% | 89.3% | R+78.7 |
| Precinct -000004000004 | 18 | 182 | 2 | 202 | 8.9% | 90.1% | R+81.2 |
| Precinct -1919 | 67 | 127 | 2 | 196 | 34.2% | 64.8% | R+30.6 |
| Precinct -2525 | 32 | 147 | 3 | 182 | 17.6% | 80.8% | R+63.2 |
| Precinct -3636 | 58 | 110 | 0 | 168 | 34.5% | 65.5% | R+31.0 |
| Precinct -2727 | 83 | 59 | 6 | 148 | 56.1% | 39.9% | D+16.2 |
| Precinct -000001000001 | 14 | 119 | 0 | 133 | 10.5% | 89.5% | R+78.9 |
| Precinct -3232 | 2 | 88 | 0 | 90 | 2.2% | 97.8% | R+95.6 |
| Precinct -1313 | 28 | 55 | 2 | 85 | 32.9% | 64.7% | R+31.8 |
| Precinct -77 | 53 | 29 | 0 | 82 | 64.6% | 35.4% | D+29.3 |
| Precinct -55 | 11 | 64 | 0 | 75 | 14.7% | 85.3% | R+70.7 |
| Precinct -1616 | 18 | 46 | 3 | 67 | 26.9% | 68.7% | R+41.8 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | +94.8% |
| 1896 | +79.1% |
| 1900 | +65.3% |
| 1904 | +92.8% |
| 1908 | +86.4% |
| 1912 | +52.7% |
| 1916 | +66.8% |
| 1920 | −13.6% |
| 1924 | +44.7% |
| 1928 | +77.3% |
| 1932 | +86.0% |
| 1936 | +92.7% |
| 1940 | +68.8% |
| 1944 | +87.9% |
| 1948 | −10.0% |
| 1952 | +12.8% |
| 1956 | +12.0% |
| 1960 | +65.8% |
| 1964 | +25.2% |
| 1968 | +17.5% |
| 1972 | −30.7% |
| 1976 | +31.2% |
| 1980 | +7.0% |
| 1984 | −6.0% |
| 1988 | +14.4% |
| 1992 | +26.2% |
| 1996 | +29.9% |
| 2000 | −0.5% |
| 2004 | −7.8% |
| 2008 | −20.7% |
| 2012 | −24.5% |
| 2016 | −33.4% |
| 2020 | −36.1% |
| 2024 | −40.7% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 24.3%4,173 | 73.7%12,631 | 17,144 |
| 2020 | R | 26.8%6,939 | 69.4%17,943 | 25,861 |
Registered voters
By party of registration, over time
St. Martin Parish, LA registers Democratic but votes Republican — a 41-point gap between how voters register and how they vote, the signature of ancestral registration that trails realignment.
37,009 registered voters · 2024
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−321 net domestic migration · 2025
Net −2,328 over 2011–2025 · gain loss
Arrivals reported $45,085 in average income, against $63,464 for residents who stayed — 29% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+30.9 on average — 9.8 points more Democratic-leaning than St. Martin Parish, LA itself (R+40.7).
Where arrivals came from lean of each source
- Lafayette Parish, LA541R+31.4
- Iberia Parish, LA145R+34.1
- St. Landry Parish, LA105R+18.8
- Vermilion Parish, LA43R+63.8
- Acadia Parish, LA36R+64.0
- St. Mary Parish, LA31R+31.9
Where departures went households, 2022–23
- Lafayette Parish, LA571
- Iberia Parish, LA122
- St. Landry Parish, LA83
- Harris County, TX40
- East Baton Rouge Parish, LA36
- Vermilion Parish, LA34
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
| Year | Net domestic migration |
|---|---|
| 2011 | +224 |
| 2012 | −461 |
| 2013 | −77 |
| 2014 | +74 |
| 2015 | +240 |
| 2016 | −371 |
| 2017 | +78 |
| 2018 | −695 |
| 2019 | −265 |
| 2021 | −65 |
| 2022 | −349 |
| 2023 | −280 |
| 2024 | −60 |
| 2025 | −321 |
St. Martin Parish's French Acadian heritage runs deep, anchoring a culturally distinct community along the Atchafalaya Basin whose presidential margins have widened steadily over the past two decades, reaching R+40.7 in 2024.
Across the recorded series it reached a Democratic high of 94.8 points in 1892 and a Republican high of 40.7 points in 2024. Between 2020 and 2024 the county moved 4.6 points toward the Republican candidate; the 2024 margin was 40.7 points.
A population of 51,353, a 63% non-Hispanic-white share, and a median household income of $55,960 describe the county. The county's voting pattern over the last decade is most similar to that of Assumption Parish and Avoyelles Parish.
The counties 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.
Browse places by community — income, education, race & ethnicity, language — all community cuts →
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 →
St. Martin Parish, Louisiana. Akashic. https://akashic.app/county/22099/. Accessed May 20, 2026. License: CC BY 4.0.