St. James Parish, Louisiana
Precinct data
Results by precinct
20 precincts · 11,786 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -000002000002 | 651 | 883 | 12 | 1,546 | 42.1% | 57.1% | R+15.0 |
|---|---|---|---|---|---|---|---|
| Precinct -000009000009 | 97 | 1,295 | 0 | 1,392 | 7.0% | 93.0% | R+86.1 |
| Precinct -000016000016 | 725 | 114 | 10 | 849 | 85.4% | 13.4% | D+72.0 |
| Precinct -000013000013 | 759 | 49 | 14 | 822 | 92.3% | 6.0% | D+86.4 |
| Precinct -000006000006 | 254 | 482 | 7 | 743 | 34.2% | 64.9% | R+30.7 |
| Precinct -000018000018 | 261 | 464 | 4 | 729 | 35.8% | 63.6% | R+27.8 |
| Precinct -000004000004 | 218 | 486 | 7 | 711 | 30.7% | 68.4% | R+37.7 |
| Precinct -000017000017 | 255 | 415 | 6 | 676 | 37.7% | 61.4% | R+23.7 |
| Precinct -000007000007 | 471 | 29 | 10 | 510 | 92.4% | 5.7% | D+86.7 |
| Precinct -000008000008 | 104 | 403 | 1 | 508 | 20.5% | 79.3% | R+58.9 |
| Precinct -000005000005 | 250 | 246 | 1 | 497 | 50.3% | 49.5% | D+0.8 |
| Precinct -000015000015 | 331 | 90 | 3 | 424 | 78.1% | 21.2% | D+56.8 |
| Precinct -000012000012 | 335 | 72 | 1 | 408 | 82.1% | 17.6% | D+64.5 |
| Precinct -000011000011 | 191 | 197 | 3 | 391 | 48.8% | 50.4% | R+1.5 |
| Precinct -000001000001 | 309 | 45 | 10 | 364 | 84.9% | 12.4% | D+72.5 |
| Precinct -000014000014 | 313 | 29 | 1 | 343 | 91.3% | 8.5% | D+82.8 |
| Precinct -2323 | 29 | 302 | 0 | 331 | 8.8% | 91.2% | R+82.5 |
| Precinct -000019000019 | 115 | 157 | 3 | 275 | 41.8% | 57.1% | R+15.3 |
| Precinct -000010000010 | 47 | 125 | 0 | 172 | 27.3% | 72.7% | R+45.3 |
| Precinct -2222 | 77 | 18 | 0 | 95 | 81.1% | 18.9% | D+62.1 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −15.6% |
| 1896 | −72.3% |
| 1900 | −2.8% |
| 1904 | +50.7% |
| 1908 | +48.5% |
| 1912 | +20.5% |
| 1916 | +46.1% |
| 1920 | −21.8% |
| 1924 | +37.6% |
| 1928 | +84.1% |
| 1932 | +75.4% |
| 1936 | +71.8% |
| 1940 | +48.6% |
| 1944 | +67.9% |
| 1948 | +19.2% |
| 1952 | +23.1% |
| 1956 | −0.5% |
| 1960 | +70.4% |
| 1964 | +48.4% |
| 1968 | +33.8% |
| 1972 | −7.6% |
| 1976 | +23.8% |
| 1980 | +28.3% |
| 1984 | +12.7% |
| 1988 | +27.1% |
| 1992 | +29.2% |
| 1996 | +41.1% |
| 2000 | +25.3% |
| 2004 | +16.8% |
| 2008 | +12.4% |
| 2012 | +14.9% |
| 2016 | +8.0% |
| 2020 | +4.4% |
| 2024 | −0.9% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 46.6%4,118 | 51.8%4,582 | 8,838 |
| 2020 | R | 45.7%5,432 | 51.0%6,061 | 11,882 |
Registered voters
By party of registration, over time
St. James Parish, LA registers Democratic but votes Republican — a 36-point gap between how voters register and how they vote, the signature of ancestral registration that trails realignment.
15,187 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
−148 net domestic migration · 2025
Net −2,675 over 2011–2025 · gain loss
Arrivals reported $42,668 in average income, against $74,595 for residents who stayed — 43% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+7.6 on average — 6.7 points more Republican-leaning than St. James Parish, LA itself (R+0.9).
Where arrivals came from lean of each source
- St. John the Baptist Parish, LA81D+29.1
- Ascension Parish, LA76R+33.9
- East Baton Rouge Parish, LA38D+11.1
- Lafourche Parish, LA29R+62.1
- Jefferson Parish, LA21R+13.0
Where departures went households, 2022–23
- Ascension Parish, LA162
- St. John the Baptist Parish, LA56
- East Baton Rouge Parish, LA39
- Lafourche Parish, LA32
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 | −381 |
| 2012 | −269 |
| 2013 | −48 |
| 2014 | −218 |
| 2015 | −105 |
| 2016 | −84 |
| 2017 | −91 |
| 2018 | −287 |
| 2019 | −113 |
| 2021 | −306 |
| 2022 | −379 |
| 2023 | −175 |
| 2024 | −71 |
| 2025 | −148 |
St. James Parish sits along the Mississippi River between Baton Rouge and New Orleans, with a population that is roughly 55% Black — making its near-even 2024 presidential split a notable data point for analysts tracking demographic voting patterns in the Deep South.
Across the recorded series it reached a Democratic high of 84.1 points in 1928 and a Republican high of 72.3 points in 1896. Between 2020 and 2024 the county moved 5.3 points toward the Republican candidate; the 2024 margin was 0.9 points.
A population of 19,528, a 49% non-Hispanic-white share, and a median household income of $65,531 describe the county. The county's voting pattern over the last decade is most similar to that of St. Landry Parish and Iberville 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. James Parish, Louisiana. Akashic. https://akashic.app/county/22093/. Accessed May 20, 2026. License: CC BY 4.0.