St. Martin Parish, Louisiana: Sunbelt Conservative county. In 2024, voted R+41%. Democratic peak: D+95 in 1892.
Key facts
- 2024 presidential margin
- R+41MIT Election Lab
- Political typology
- Sunbelt ConservativeAkashic typology
- Population
- 51,3532024 5-year
- Median household income
- $55,9602024 5-year
- White (non-Hispanic)
- 63.4%2024 5-year
- Black
- 28.6%2024 5-year
- Hispanic / Latino
- 3.6%2024 5-year
- Peak Democratic margin
- D+95 in 1892MIT Election Lab
- Peak Republican margin
- R+41 in 2024MIT Election Lab
- Most similar
- Morris County, TX · similarity 0.99
2024 results by precinct
2024 precinct map of St. Martin ParishPrecinct-level 2024 presidential results for St. Martin Parish, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 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% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 7,284 | 17,466 | 25,006 | ||
| R | 8,439 | 18,203 | 27,038 | ||
| R | 8,266 | 16,873 | 25,750 | ||
| R | 9,422 | 15,653 | 25,433 | ||
| R | 9,419 | 14,443 | 24,252 | ||
| R | 10,321 | 12,095 | 22,824 | ||
| R | 9,853 | 9,961 | 20,778 | ||
| D | 12,492 | 6,296 | 20,736 | ||
| D | 11,252 | 5,909 | 20,426 | ||
| D | 10,148 | 7,541 | 18,129 | ||
| R | 8,589 | 9,698 | 18,591 | ||
| D | 7,760 | 6,701 | 15,040 | ||
| D | 7,992 | 4,112 | 12,433 | ||
| R | 3,202 | 6,337 | 10,221 | ||
| O | 3,321 | 1,625 | 9,705 | ||
| R | 2,793 | 4,675 | 7,468 | ||
| D | 5,506 | 858 | 7,063 | ||
| D | 2,069 | 1,615 | 3,780 | ||
| D | 2,012 | 1,554 | 3,566 | ||
| O | 307 | 688 | 3,824 | ||
| D | 2,384 | 153 | 2,537 | ||
| D | 3,252 | 602 | 3,854 | ||
| D | 2,638 | 100 | 2,738 | ||
| D | 1,420 | 107 | 1,527 | ||
| D | 1,892 | 242 | 2,134 | ||
| D | 461 | 172 | 646 | ||
| R | 319 | 419 | 738 | ||
| D | 971 | 36 | 1,399 | ||
| D | 375 | 68 | 582 | ||
| D | 651 | 39 | 708 | ||
| D | 613 | 23 | 636 | ||
| D | 538 | 113 | 651 | ||
| D | 679 | 76 | 762 | ||
| D | 491 | 13 | 504 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
French
19.6%
German
6.0%
American
4.7%
English
3.9%
Irish
3.5%
Italian
2.1%
Scottish
0.6%
African American
22.9%
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
2024 ACS
Age distribution by sex
Median age: 40.1 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Median household income
Inflation-adjusted dollars
$55,960
St. Martin Parish ranks near the middle of US counties.
St. Martin Parish$55,960
Louisiana$60,756
United States$80,734
St. Martin Parish ranks near the middle of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
15.3%
Children face moderate poverty.
Children under 1817.7%
Working age (18–64)14.1%
Seniors (65+)18.7%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
89.4%
speak English only
Other Indo-European7.8%
Spanish2.1%
Asian & Pacific Islander0.6%
Other languages0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 42.9% of residents not counted as adherents by any reporting body.
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.
The Republican margin here reached forty-one points in 2024. Between 2020 and 2024 the county moved five points toward the Republican candidate; the 2024 margin was forty-one points.
A median household income of $55,960, a 63% non-Hispanic-white share, and a population of 51,353 describe the county. The county's voting pattern over the last decade is most similar to that of Morris County and Hot Spring County.
Most similar counties
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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
St. Martin Parish, Louisiana. Akashic. https://akashic.app/county/22099/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More in Louisiana
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Frequently asked questions
How did St. Martin Parish, Louisiana vote in 2024?
In 2024, St. Martin Parish, Louisiana voted Republican by 40.7 points (R+41), carried by the Republican candidate. Out of 25,006 votes cast, 7,284 went Democratic and 17,466 went Republican.
What is St. Martin Parish, Louisiana's political typology?
Akashic places St. Martin Parish, Louisiana in the "Sunbelt Conservative" typology — Affluent, predominantly white Sunbelt counties — reliably Republican. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 21 times, Republican 11 times, and other 2 times.
When did St. Martin Parish, Louisiana last vote Democratic?
The most recent presidential election in which St. Martin Parish, Louisiana voted Democratic was 1996.
How many people live in St. Martin Parish, Louisiana?
St. Martin Parish, Louisiana has a population of 51,353 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in St. Martin Parish, Louisiana?
Median household income in St. Martin Parish, Louisiana is $55,960 — below the national median of $80,734. The Louisiana state median is $60,756.
What is the political history of St. Martin Parish, Louisiana?
Akashic tracks 38 presidential elections in St. Martin Parish, Louisiana from 1876 to 2024. Of those, 21 went Democratic and 11 went Republican. The county's typology — "Sunbelt Conservative" — captures where that record, its demographics, and its recent swing place it among American communities.