Gilliam County, Oregon: Sunbelt Conservative county. In 2024, voted R+45%. Republican peak: R+45 in 2024.
Key facts
- 2024 presidential margin
- R+45MIT Election Lab
- Political typology
- Sunbelt ConservativeAkashic typology
- Population
- 1,9712024 5-year
- Median household income
- $66,9172024 5-year
- White (non-Hispanic)
- 81.3%2024 5-year
- Black
- 0.0%2024 5-year
- Hispanic / Latino
- 9.4%2024 5-year
- Peak Democratic margin
- D+44 in 1936MIT Election Lab
- Peak Republican margin
- R+45 in 2024MIT Election Lab
- Most similar
- Wright County, MN · similarity 0.99
2024 results by precinct
2024 precinct map of Gilliam CountyPrecinct-level 2024 presidential results for Gilliam 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 | −17.6% |
| 1896 | −7.9% |
| 1900 | −9.6% |
| 1904 | −44.3% |
| 1908 | −30.0% |
| 1912 | −4.4% |
| 1916 | +21.3% |
| 1920 | −23.8% |
| 1924 | −14.8% |
| 1928 | −25.9% |
| 1932 | +28.6% |
| 1936 | +44.0% |
| 1940 | +20.4% |
| 1944 | +7.1% |
| 1948 | −6.7% |
| 1952 | −37.3% |
| 1956 | −19.2% |
| 1960 | −8.0% |
| 1964 | +27.3% |
| 1968 | −16.3% |
| 1972 | −29.0% |
| 1976 | −8.9% |
| 1980 | −20.0% |
| 1984 | −30.8% |
| 1988 | −5.9% |
| 1992 | −0.3% |
| 1996 | +8.4% |
| 2000 | −29.4% |
| 2004 | −33.8% |
| 2008 | −19.6% |
| 2012 | −25.3% |
| 2016 | −42.4% |
| 2020 | −43.3% |
| 2024 | −45.3% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 291 | 805 | 1,134 | ||
| R | 324 | 834 | 1,178 | ||
| R | 239 | 671 | 1,019 | ||
| R | 371 | 639 | 1,061 | ||
| R | 430 | 648 | 1,110 | ||
| R | 370 | 755 | 1,138 | ||
| R | 359 | 679 | 1,090 | ||
| D | 485 | 398 | 1,040 | ||
| R | 374 | 377 | 1,038 | ||
| R | 417 | 470 | 897 | ||
| R | 369 | 700 | 1,073 | ||
| R | 394 | 622 | 1,140 | ||
| R | 508 | 612 | 1,166 | ||
| R | 355 | 665 | 1,069 | ||
| R | 436 | 619 | 1,120 | ||
| D | 775 | 442 | 1,220 | ||
| R | 606 | 712 | 1,318 | ||
| R | 538 | 793 | 1,331 | ||
| R | 415 | 911 | 1,329 | ||
| R | 544 | 623 | 1,184 | ||
| D | 567 | 492 | 1,060 | ||
| D | 785 | 518 | 1,307 | ||
| D | 983 | 362 | 1,411 | ||
| D | 854 | 470 | 1,343 | ||
| R | 515 | 880 | 1,408 | ||
| R | 521 | 738 | 1,470 | ||
| R | 498 | 821 | 1,355 | ||
| D | 870 | 557 | 1,470 | ||
| R | 310 | 348 | 859 | ||
| R | 242 | 470 | 759 | ||
| R | 195 | 568 | 842 | ||
| R | 343 | 419 | 791 | ||
| R | 470 | 551 | 1,027 | ||
| R | 253 | 402 | 847 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
21.4%
Irish
16.1%
English
14.3%
Scottish
4.6%
French
4.2%
Italian
3.2%
American
2.6%
Sample size too small to break out by ancestry reliably.
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
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: 50.1 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
$66,917
Gilliam County ranks near the middle of US counties.
Gilliam County$66,917
Oregon$83,011
United States$80,734
Gilliam County ranks near the middle 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
15.3%
Child poverty is below the national average.
Children under 1810.5%
Working age (18–64)17.5%
Seniors (65+)9.7%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
92.4%
speak English only
Spanish7.0%
Other Indo-European0.6%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 83.1% of residents not counted as adherents by any reporting body.
Gilliam County sits in the high desert east of the Cascades, where fewer than 2,000 residents have delivered Republican presidential margins above 40 points in recent cycles, reflecting a pattern common across Oregon's sparsely settled wheat-belt interior.
The Republican margin here reached forty-five points in 2024. Between 2020 and 2024 the county moved two points toward the Republican candidate; the 2024 margin was forty-five points.
A median household income of $66,917, a 81% non-Hispanic-white share, and a population of 1,971 describe the county. The county's voting pattern over the last decade is most similar to that of Wright County and Morrow 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.
Gilliam County, Oregon. Akashic. https://akashic.app/county/41021/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
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Frequently asked questions
How did Gilliam County, Oregon vote in 2024?
In 2024, Gilliam County, Oregon voted Republican by 45.3 points (R+45), carried by the Republican candidate. Out of 1,134 votes cast, 291 went Democratic and 805 went Republican.
What is Gilliam County, Oregon's political typology?
Akashic places Gilliam County, Oregon in the "Sunbelt Conservative" typology — Affluent, predominantly white Sunbelt counties — reliably Republican. 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 7 times, Republican 27 times, and other 0 times.
When did Gilliam County, Oregon last vote Democratic?
The most recent presidential election in which Gilliam County, Oregon voted Democratic was 1996.
How many people live in Gilliam County, Oregon?
Gilliam County, Oregon has a population of 1,971 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Gilliam County, Oregon?
Median household income in Gilliam County, Oregon is $66,917 — below the national median of $80,734. The Oregon state median is $83,011.
What is the political history of Gilliam County, Oregon?
Akashic tracks 38 presidential elections in Gilliam County, Oregon from 1876 to 2024. Of those, 7 went Democratic and 27 went Republican. The county's typology — "Sunbelt Conservative" — captures where that record, its demographics, and its recent swing place it among American communities.