Umatilla County, OR
OR · Presidential Elections 1892–2024
Umatilla County, OR (Oregon) voted R+37.5 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 20,973 votes (67.17%) to 9,251 (29.63%) for Harris.
This represents a R+5.6% swing toward Republicans compared to 2020. Umatilla County is classified as a deep Republican county. Umatilla County has voted Republican in every presidential election since 1968. The county has a population of approximately 79,940.
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 | 29.6%(9,251) | 67.2%(20,973) | R+37.5 | R+5.6 |
| 2020 | 32.4%(10,707) | 64.4%(21,270) | R+32.0 | D+2.0 |
| 2016 | 27.8%(7,673) | 61.8%(17,059) | R+34.0 | R+6.3 |
| 2012 | 34.4%(8,584) | 62.1%(15,499) | R+27.7 | R+5.1 |
| 2008 | 37.2%(9,484) | 59.8%(15,254) | R+22.6 | D+8.5 |
| 2004 | 33.8%(8,884) | 64.8%(17,068) | R+31.1 | R+3.6 |
| 2000 | 33.9%(7,809) | 61.3%(14,140) | R+27.5 | R+23.1 |
| 1996 | 40.8%(8,774) | 45.1%(9,703) | R+4.3 | R+2.8 |
| 1992 | 34.5%(6,787) | 36.1%(7,095) | R+1.6 | D+8.6 |
| 1988 | 43.9%(8,327) | 54.0%(10,254) | R+10.2 | D+16.3 |
Source: Official state election returns via MIT Election Data + Science Lab
Presidential Margin Trend
Umatilla County, OR • 1892–2024
Senate Elections
Senate Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 31.1%(7,718) | 66.4%(16,502) | R+35.4 | R+8.6 |
| 2020 | 35.0%(11,253) | 61.7%(19,876) | R+26.8 | R+20.8 |
| 2016 | 41.9%(11,279) | 47.9%(12,899) | R+6.0 | D+15.5 |
| 2014 | 35.6%(6,655) | 57.1%(10,676) | R+21.5 | R+9.7 |
| 2010 | 41.9%(8,218) | 53.7%(10,541) | R+11.8 | D+36.1 |
| 2008 | 23.8%(5,948) | 71.7%(17,933) | R+47.9 | R+67.6 |
| 2004 | 58.0%(14,716) | 38.4%(9,735) | D+19.6 | D+68.9 |
| 2002 | 24.1%(4,518) | 73.3%(13,761) | R+49.3 | R+71.9 |
| 1998 | 58.9%(8,485) | 36.3%(5,230) | D+22.6 | D+31.3 |
| 1996 | 58.7%(12,461) | 67.4%(14,309) | R+8.7 | D+20.0 |
Source: Official state election returns via MIT Election Data + Science Lab
Governor Elections
Governor Results
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2022 | 21.3%(5,403) | 69.7%(17,672) | R+48.4 | R+14.9 |
| 2018 | 29.4%(7,085) | 63.0%(15,178) | R+33.6 | R+4.8 |
| 2016 | 31.8%(8,541) | 60.6%(16,269) | R+28.8 | D+7.4 |
| 2014 | 29.3%(5,517) | 65.5%(12,337) | R+36.2 | R+4.4 |
| 2010 | 32.1%(6,321) | 63.8%(12,574) | R+31.7 | R+14.0 |
| 2006 | 37.9%(7,182) | 55.6%(10,554) | R+17.8 | D+1.8 |
| 2002 | 38.3%(7,092) | 57.9%(10,707) | R+19.5 | R+51.6 |
| 1998 | 63.9%(9,127) | 31.8%(4,549) | D+32.0 | D+48.5 |
| 1994 | 39.0%(7,189) | 55.5%(10,230) | R+16.5 | R+15.4 |
| 1990 | 40.4%(6,436) | 41.5%(6,615) | R+1.1 | D+4.8 |
Source: Official state election returns via MIT Election Data + Science Lab