Oregon 1st Congressional District, Oregon: Urban anchor district. In 2024, voted D+34%. Republican peak: R+58 in 1904.
Key facts
- 2024 presidential margin
- D+34MIT Election Lab
- Political archetype
- Urban anchorAkashic typology
- Population
- 855,0692024 5-year
- Median household income
- $99,5872024 5-year
- White (non-Hispanic)
- 67.4%2024 5-year
- Black
- 2.7%2024 5-year
- Hispanic / Latino
- 16.2%2024 5-year
- Peak Democratic margin
- D+41 in 1936MIT Election Lab
- Peak Republican margin
- R+58 in 1904MIT Election Lab
Predecessors: WU, David (2011–2013), WU, David (2009–2011), WU, David (2007–2009), WU, David (2005–2007)
Source · Voteview / Lewis, Poole, Rosenthal et al. (CC-BY).
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 282,348 | 135,720 | 435,852 | ||
| D | 309,083 | 145,219 | 470,154 | ||
| D | 230,797 | 119,459 | 395,949 | ||
| D | 213,338 | 126,811 | 352,846 | ||
| D | 223,160 | 122,032 | 354,884 | ||
| D | 198,554 | 147,780 | 351,103 | ||
| D | 149,417 | 119,793 | 286,681 | ||
| D | 128,582 | 91,138 | 251,821 | ||
| D | 119,620 | 81,824 | 267,406 | ||
| D | 113,268 | 99,446 | 216,898 | ||
| R | 93,601 | 116,901 | 211,367 | ||
| R | 79,613 | 91,905 | 200,005 | ||
| R | 79,706 | 88,447 | 175,607 | ||
| R | 68,918 | 82,013 | 158,047 | ||
| R | 64,542 | 68,245 | 139,895 | ||
| D | 83,651 | 46,012 | 130,231 | ||
| R | 59,924 | 66,056 | 126,154 | ||
| R | 54,136 | 64,061 | 118,197 | ||
| R | 48,252 | 65,068 | 113,977 | ||
| D | 42,824 | 40,714 | 87,438 | ||
| D | 45,557 | 34,987 | 81,554 | ||
| D | 44,708 | 33,180 | 78,396 | ||
| D | 46,106 | 18,412 | 67,361 | ||
| D | 34,535 | 20,551 | 58,097 | ||
| R | 18,419 | 32,561 | 51,907 | ||
| R | 9,915 | 22,650 | 44,008 | ||
| R | 11,660 | 21,611 | 35,761 | ||
| R | 15,851 | 19,786 | 37,534 | ||
| O | 6,028 | 4,986 | 19,309 | ||
| R | 4,600 | 9,432 | 15,514 | ||
| R | 1,659 | 8,573 | 11,829 | ||
| R | 3,408 | 6,534 | 10,561 | ||
| R | 5,367 | 8,088 | 13,698 | ||
| R | 1,961 | 5,587 | 11,200 | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — |
U.S. Senate
| Year | Won | D % | R % | Total |
|---|---|---|---|---|
| 2022 | D | 55.8% | 40.9% | 1,927,949 |
| 2020 | D | 56.9% | 39.3% | 2,321,249 |
| 2016 | D | 56.6% | 33.3% | 1,952,478 |
| 2014 | D | 55.7% | 36.9% | 1,461,618 |
| 2010 | D | 57.2% | 39.2% | 1,442,588 |
| 2008 | D | 48.9% | 45.6% | 1,767,504 |
| 2004 | D | 63.4% | 31.7% | 1,780,550 |
| 2002 | R | 39.6% | 56.2% | 1,267,221 |
| 1998 | D | 61.1% | 33.8% | 1,117,747 |
| 1996 | R | 45.9% | 49.8% | 1,360,230 |
| 1992 | R | 46.5% | 52.1% | 1,376,033 |
| 1990 | R | 46.2% | 53.7% | 1,099,255 |
| 1986 | R | 36.0% | 63.0% | 1,042,555 |
| 1984 | R | 33.4% | 66.5% | 1,214,735 |
| 1980 | R | 44.0% | 52.1% | 1,140,494 |
| 1978 | R | 38.3% | 61.6% | 892,518 |
Demographics
Oregon's 1st anchors Portland's west side and inner suburbs, where a D+27.4 presidential margin in 2024 reflects a dense, highly educated electorate that has voted reliably left of the state's own median for over two decades.
The Democratic margin in Oregon 1st Congressional District has been steady. It reached its modern peak at forty-one points in 1936; the 2024 margin was thirty-four points, still in line with the district's long pattern.
Its political identity is inseparable from its demographic profile: a 67% non-Hispanic-white share, a median household income of $99,587, and the full diversity of a major metropolitan center.
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 →
Congressional District 1, Oregon. Akashic. https://akashic.app/cd/4101/. Accessed May 20, 2026. License: CC BY 4.0.