St. Tammany Parish, LA
LA · Presidential Elections 1892–2024
St. Tammany Parish, LA (Louisiana) voted R+43.8 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 98,377 votes (71.09%) to 37,777 (27.3%) for Harris.
This represents a D+0.4% swing toward Democrats compared to 2020. St. Tammany Parish is classified as a deep Republican county. St. Tammany Parish has voted Republican in every presidential election since 1968. The county has a population of approximately 272,421.
Quick Stats
Demographics
Community Profile
Religious Composition
Source: Religion Census 2020Ancestry Groups
Source: Census ACSTop reported ancestry groups (compared to national average).
Age Distribution
Employment by Industry
Census ACSPresidential Elections
Presidential Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 27.3%(37,777) | 71.1%(98,377) | R+43.8 | D+0.4 |
| 2020 | 26.9%(37,746) | 71.1%(99,666) | R+44.2 | D+6.6 |
| 2016 | 22.3%(27,717) | 73.1%(90,915) | R+50.8 | D+1.4 |
| 2012 | 22.8%(25,728) | 75.0%(84,723) | R+52.3 | D+1.1 |
| 2008 | 22.4%(24,596) | 75.8%(83,078) | R+53.4 | R+3.2 |
| 2004 | 24.5%(24,665) | 74.7%(75,139) | R+50.2 | R+6.6 |
| 2000 | 27.1%(22,722) | 70.7%(59,193) | R+43.6 | R+16.1 |
| 1996 | 32.6%(24,281) | 60.1%(44,761) | R+27.5 | R+0.4 |
| 1992 | 29.5%(19,735) | 56.5%(37,839) | R+27.1 | D+14.3 |
| 1988 | 28.5%(15,638) | 69.9%(38,334) | R+41.4 | D+11.7 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
St. Tammany Parish, LA • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 23.9%(22,597) | 74.5%(70,545) | R+50.7 | D+9.4 |
| 2020 | 11.5%(15,777) | 71.6%(98,016) | R+60.0 | R+2.3 |
| 2016 | 21.1%(11,362) | 78.9%(42,408) | R+57.7 | R+14.2 |
| 2014 | 28.2%(21,595) | 71.8%(54,915) | R+43.5 | D+9.8 |
| 2010 | 20.8%(15,931) | 74.2%(56,779) | R+53.4 | R+29.4 |
| 2008 | 36.8%(39,429) | 60.8%(65,150) | R+24.0 | D+37.9 |
| 2004 | 13.3%(13,012) | 75.3%(73,466) | R+61.9 | R+25.7 |
| 2002 | 31.9%(19,650) | 68.1%(41,995) | R+36.2 | R+17.8 |
| 1998 | 39.8%(13,953) | 58.2%(20,400) | R+18.4 | D+12.7 |
| 1996 | 34.5%(24,795) | 65.5%(47,153) | R+31.1 | R+83.2 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2023 | 16.6%(11,246) | 71.1%(48,199) | R+54.5 | R+34.7 |
| 2019 | 40.1%(36,337) | 59.9%(54,293) | R+19.8 | D+1.5 |
| 2015 | 39.3%(27,744) | 60.7%(42,801) | R+21.3 | D+54.6 |
| 2011 | 7.7%(3,552) | 83.6%(38,716) | R+75.9 | R+11.7 |
| 2007 | 10.2%(6,981) | 74.4%(51,000) | R+64.2 | R+15.4 |
| 2003 | 25.6%(17,067) | 74.4%(49,675) | R+48.9 | D+16.6 |
| 1999 | 13.9%(7,412) | 79.3%(42,442) | R+65.5 | R+4.4 |
| 1995 | 19.5%(11,935) | 80.5%(49,362) | R+61.1 | R+72.8 |
| 1991 | 55.9%(32,678) | 44.1%(25,800) | D+11.8 | D+27.0 |
| 1987 | 25.7%(12,319) | 40.9%(19,651) | R+15.3 | R+10.5 |
Source: Official state election returns via MIT Election Data + Science Lab