Marion County, OR
OR · Presidential Elections 1892–2024
Marion County, OR (Oregon) voted R+2.0 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 77,089 votes (49.2%) to 73,970 (47.21%) for Harris.
This represents a R+3.1% swing toward Republicans compared to 2020. Marion County is classified as a competitive Republican county. Marion County has voted Republican in every presidential election since 2024. The county has a population of approximately 349,244.
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 | 47.2%(73,970) | 49.2%(77,089) | R+2.0 | R+3.1 |
| 2020 | 48.9%(80,872) | 47.7%(79,002) | D+1.1 | D+5.2 |
| 2016 | 42.2%(57,788) | 46.3%(63,377) | R+4.1 | R+0.9 |
| 2012 | 46.8%(56,376) | 50.0%(60,190) | R+3.2 | R+5.4 |
| 2008 | 49.6%(61,816) | 47.4%(59,059) | D+2.2 | D+11.6 |
| 2004 | 44.5%(57,671) | 53.9%(69,900) | R+9.4 | R+2.4 |
| 2000 | 43.6%(49,430) | 50.7%(57,443) | R+7.1 | R+9.1 |
| 1996 | 45.3%(48,637) | 43.2%(46,415) | D+2.1 | D+3.0 |
| 1992 | 37.3%(41,137) | 38.2%(42,145) | R+0.9 | D+3.7 |
| 1988 | 46.5%(41,193) | 51.2%(45,292) | R+4.6 | D+15.2 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Marion County, OR • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 46.4%(60,614) | 50.3%(65,606) | R+3.8 | R+6.3 |
| 2020 | 49.4%(79,990) | 46.9%(75,908) | D+2.5 | R+5.6 |
| 2016 | 49.5%(66,269) | 41.4%(55,351) | D+8.2 | D+3.5 |
| 2014 | 48.6%(48,581) | 43.9%(43,917) | D+4.7 | R+2.3 |
| 2010 | 51.9%(51,879) | 44.9%(44,869) | D+7.0 | D+17.7 |
| 2008 | 41.0%(49,626) | 51.7%(62,560) | R+10.7 | R+31.2 |
| 2004 | 58.2%(73,228) | 37.6%(47,363) | D+20.6 | D+49.0 |
| 2002 | 33.5%(32,170) | 61.9%(59,457) | R+28.4 | R+49.1 |
| 1998 | 58.4%(51,085) | 37.7%(32,996) | D+20.7 | R+7.2 |
| 1996 | 92.7%(83,657) | 64.8%(58,488) | D+27.9 | D+43.5 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 37.7%(51,238) | 52.1%(70,741) | R+14.4 | R+8.0 |
| 2018 | 43.5%(55,238) | 49.9%(63,323) | R+6.4 | D+6.2 |
| 2016 | 41.3%(55,748) | 53.9%(72,752) | R+12.6 | R+1.2 |
| 2014 | 41.3%(41,858) | 52.7%(53,377) | R+11.4 | R+3.1 |
| 2010 | 44.4%(44,795) | 52.7%(53,177) | R+8.3 | R+9.2 |
| 2006 | 46.6%(45,304) | 45.8%(44,474) | D+0.9 | D+10.3 |
| 2002 | 43.0%(41,332) | 52.5%(50,371) | R+9.4 | R+43.1 |
| 1998 | 64.5%(56,181) | 30.9%(26,858) | D+33.7 | D+37.1 |
| 1994 | 45.2%(43,779) | 48.6%(47,065) | R+3.4 | R+1.4 |
| 1990 | 39.6%(33,765) | 41.6%(35,498) | R+2.0 | R+13.0 |
Source: Official state election returns via MIT Election Data + Science Lab