Multnomah County, Oregon: Diversifying Metro county. In 2024, voted D+62%. Democratic peak: D+62 in 2024.
Key facts
- 2024 presidential margin
- D+62MIT Election Lab
- Political typology
- Diversifying MetroAkashic typology
- Population
- 801,4772024 5-year
- Median household income
- $88,7662024 5-year
- White (non-Hispanic)
- 67.9%2024 5-year
- Black
- 5.5%2024 5-year
- Hispanic / Latino
- 13.5%2024 5-year
- Peak Democratic margin
- D+62 in 2024MIT Election Lab
- Peak Republican margin
- R+61 in 1904MIT Election Lab
- Most similar
- Dane County, WI · similarity 1.00
2024 results by precinct
2024 precinct map of Multnomah CountyPrecinct-level 2024 presidential results for Multnomah County, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 1892 | −36.0% |
| 1896 | −28.9% |
| 1900 | −36.3% |
| 1904 | −61.3% |
| 1908 | −26.8% |
| 1912 | +11.7% |
| 1916 | −7.1% |
| 1920 | −22.3% |
| 1924 | −27.8% |
| 1928 | −24.9% |
| 1932 | +23.9% |
| 1936 | +42.8% |
| 1940 | +13.9% |
| 1944 | +14.6% |
| 1948 | +3.8% |
| 1952 | −10.6% |
| 1956 | −5.6% |
| 1960 | −1.2% |
| 1964 | +32.6% |
| 1968 | +7.3% |
| 1972 | +2.9% |
| 1976 | +6.6% |
| 1980 | +7.3% |
| 1984 | +9.1% |
| 1988 | +25.1% |
| 1992 | +31.1% |
| 1996 | +32.9% |
| 2000 | +35.3% |
| 2004 | +44.4% |
| 2008 | +56.1% |
| 2012 | +54.7% |
| 2016 | +56.3% |
| 2020 | +61.3% |
| 2024 | +61.6% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 325,920 | 70,756 | 414,255 | ||
| D | 367,249 | 82,995 | 463,659 | ||
| D | 292,561 | 67,954 | 399,103 | ||
| D | 274,887 | 75,302 | 364,722 | ||
| D | 279,696 | 75,171 | 364,710 | ||
| D | 259,585 | 98,439 | 362,694 | ||
| D | 188,441 | 83,677 | 296,685 | ||
| D | 159,878 | 71,094 | 269,961 | ||
| D | 165,081 | 72,326 | 298,291 | ||
| D | 161,361 | 95,561 | 261,843 | ||
| D | 144,179 | 119,932 | 265,539 | ||
| D | 120,487 | 101,606 | 258,968 | ||
| D | 129,060 | 112,400 | 253,159 | ||
| D | 125,470 | 118,219 | 252,958 | ||
| D | 124,651 | 106,831 | 243,518 | ||
| D | 161,040 | 81,683 | 243,739 | ||
| R | 124,273 | 127,271 | 251,882 | ||
| R | 115,896 | 129,658 | 245,554 | ||
| R | 107,118 | 132,602 | 241,059 | ||
| D | 93,703 | 86,519 | 189,028 | ||
| D | 105,516 | 78,279 | 186,218 | ||
| D | 97,595 | 73,612 | 172,313 | ||
| D | 106,561 | 41,405 | 152,319 | ||
| D | 78,898 | 47,201 | 132,743 | ||
| R | 45,177 | 75,731 | 122,859 | ||
| R | 21,733 | 48,866 | 97,764 | ||
| R | 27,607 | 44,806 | 77,174 | ||
| R | 35,755 | 41,458 | 80,235 | ||
| O | 13,894 | 9,212 | 39,968 | ||
| R | 9,850 | 17,819 | 29,787 | ||
| R | 2,324 | 13,692 | 18,534 | ||
| R | 4,436 | 9,948 | 15,198 | ||
| R | 6,453 | 11,824 | 18,611 | ||
| R | 2,040 | 8,041 | 16,653 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
15.0%
English
13.0%
Irish
11.5%
Italian
4.1%
American
3.9%
Scottish
3.1%
French
2.4%
African American
4.4%
Multiple ancestry combinations reported; no single grouping above 1%.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
2024 ACS
Age distribution by sex
Median age: 38.7 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Median household income
Inflation-adjusted dollars
$88,766
Multnomah County ranks in the top 10% of US counties.
Multnomah County$88,766
Oregon$83,011
United States$80,734
Multnomah County ranks in the top 10% of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
12.6%
Child poverty is below the national average.
Children under 1813.8%
Working age (18–64)12.3%
Seniors (65+)12.7%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
81.2%
speak English only
Spanish8.1%
Asian & Pacific Islander5.5%
Other Indo-European3.8%
Other languages1.3%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 64.8% of residents not counted as adherents by any reporting body.
Multnomah County, anchored by Portland, delivered a 61.6-point Democratic margin in 2024, making it one of the most lopsided urban counties in the West. High population density and a young, college-educated workforce drive its outsized tilt.
The Democratic margin here reached sixty-two points in 2024. The 2024 margin was sixty-two points.
A population of 801,477, a 68% non-Hispanic-white share, and a median household income of $88,766 describe the county. The county's voting pattern over the last decade is most similar to that of Dane County and Denver County.
Most similar counties
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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Multnomah County, Oregon. Akashic. https://akashic.app/county/41051/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
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Frequently asked questions
How did Multnomah County, Oregon vote in 2024?
In 2024, Multnomah County, Oregon voted Democratic by 61.6 points (D+62), carried by the Democratic candidate. Out of 414,255 votes cast, 325,920 went Democratic and 70,756 went Republican.
What is Multnomah County, Oregon's political typology?
Akashic places Multnomah County, Oregon in the "Diversifying Metro" typology — Mid-size metropolitan counties growing more diverse and trending Democratic. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 21 times, Republican 12 times, and other 1 times.
When did Multnomah County, Oregon last vote Republican?
The most recent presidential election in which Multnomah County, Oregon voted Republican was 1960.
How many people live in Multnomah County, Oregon?
Multnomah County, Oregon has a population of 801,477 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Multnomah County, Oregon?
Median household income in Multnomah County, Oregon is $88,766 — above the national median of $80,734. The Oregon state median is $83,011.
What is the political history of Multnomah County, Oregon?
Akashic tracks 38 presidential elections in Multnomah County, Oregon from 1876 to 2024. Of those, 21 went Democratic and 12 went Republican. The county's typology — "Diversifying Metro" — captures where that record, its demographics, and its recent swing place it among American communities.