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COUNTY

Gilliam County

Oregon · 1,971 residents (2025 est.) · 1,204.721 sq mi
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The short version

Gilliam County has lower-than-average household income, with a median household income of $66,917. Population has held roughly steady since 2000. 21% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $189,300. With a median age of 50.1, the population is older than the US median of 38.9.

At a glance
Lower income
below the US median
US median: $82,259
Older
median age 50.1
US median: 38.9
Less educated
21% hold a bachelor's degree
US average: 36%
Less affordable
home values up 32%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
1,971
+3%since 2000
from 1,915 in 2000
1990 – 2025
Population density
2 / sq mi
+21%since 2009
from 1 / sq mi in 2009
US average: 281
Median age
50.1
+17%since 2000
from 42.8 in 2000
US average: 38.9

PEP 2025 EST:1,971 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
2K2K2K2K2K1990201020202024Gilliam County
20242K
1990201020202024
Age distribution, 2024
Under 51.9%(38)
US avg: 5.6%
5 to 93.7%(73)
US avg: 6%
10 to 149.6%(189)
US avg: 6.4%
15 to 194.9%(96)
US avg: 6.6%
20 to 243.9%(77)
US avg: 6.5%
25 to 348.5%(167)
US avg: 13.7%
35 to 4413.6%(269)
US avg: 13.2%
45 to 549.1%(180)
US avg: 12.2%
55 to 6412.3%(243)
US avg: 12.7%
65 to 7419.7%(389)
US avg: 10.2%
75 to 846.7%(132)
US avg: 5.1%
85 and over6%(118)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$66,917
+9%inflation adjusted, since 2000
from $33,611 in 2000
US average: $82,259
1990 – 2024
Per capita income
$37,790
+114%since 2000
from $17,659 in 2000
US average: $44,673
Households earning $100K+
41.6%
+21.1 ptssince 2009
from 20.5% in 2009
US average: 53.3%
Poverty rate
15.3%
+6.2 ptssince 2000
from 9.1% in 2000
US average: 12.5%
Income inequality (Gini)
0.459
+21%since 2010
from 0.381 in 2010
US average: 0.476
Workforce by industry, 2024
Agriculture, forestry, fishing20.4%
US avg: 1.6%
Construction20.4%
US avg: 1.2%
Information7.9%
US avg: 10.8%
Retail trade6.9%
US avg: 9.9%
Finance & insurance5.4%
US avg: 5.9%
Professional, scientific, technical5.4%
US avg: 5.1%
Arts, entertainment, food2.4%
US avg: 1.9%
Wholesale trade2.3%
US avg: 6.9%
Other services1.4%
US avg: 6.7%
Manufacturing0%
US avg: 0.4%
Transportation & warehousing0%
US avg: 2.2%
Education & health services0%
US avg: 0.9%
Public administration0%
US avg: 4.8%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$189,300
+32%inflation adjusted, since 2000
from $78,500 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,125
+28%inflation adjusted, since 2000
from $484 in 2000
US average: $1,442
Owner-occupied
74.1%
+3.8 ptssince 2000
from 70.2% in 2000
25.9% rent
Vacancy rate
23.1%
−0.3 ptssince 2009
from 23.4% in 2009
US average: 10.0%
Owner cost-burdened
29.3%
+8.7 ptssince 2009
from 20.6% in 2009
US average: 22.9%
Renter cost-burdened
22.9%
−7.9 ptssince 2009
from 30.8% in 2009
US average: 47.4%
Afford Score
2.8
+21%since 2009
from 2.3 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
50
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Gilliam County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic96%(1,839)
Black0.2%(3)
Hispanic / Latino1.8%(35)
Asian0.2%(3)
Other0%
2024
White, non-Hispanic80%(1,576)
Black0%(0)
Hispanic / Latino9.4%(186)
Asian0%(0)
Other10.6%(209)
Diversity Score
43
+62%since 2009
from 26 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican7.7%(151)
Peruvian0.5%(9)
Ancestry
German21.4%(421)
Irish16.1%(317)
English14.3%(281)
Scottish4.6%(90)
French4.2%(82)
Norwegian4.2%(82)
Welsh3.9%(77)
Italian3.2%(63)
American2.6%(52)
Swedish2.3%(45)
Polish1.9%(38)
Russian1.5%(29)
+ 10 more ancestry groups with data
Finnish1.1%(22)
Scotch-Irish1.1%(22)
Danish0.8%(15)
Armenian0.6%(12)
Austrian0.3%(6)
British0.3%(6)
Dutch0.3%(5)
Portuguese0.3%(5)
Czech0.2%(4)
Swiss0.1%(1)
RANKED:Largest German population · Largest Irish population · Largest English population · Largest Mexican population · Largest Scottish population
Section 05

Education

Bachelor's degree or higher
21.0%
+7.6 ptssince 2000
from 13.4% in 2000
US average: 35.6%
High school or higher
88.7%
−0.5 ptssince 2000
from 89.3% in 2000
US average: 89.6%
Graduate degree
4.5%
+0.6 ptssince 2000
from 3.9% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
19.0 min
+33%since 2000
from 14.3 min in 2000
US average: 26.5
Drive alone to work
74.7%
+6.8 ptssince 2009
from 67.9% in 2009
US average: 68.9%
Carpooled to work
8.6%
−4.2 ptssince 2009
from 12.8% in 2009
US average: 8.5%
Public transit
0.0%
−1.7 ptssince 2009
from 1.7% in 2009
US average: 3.2%
Worked from home
6.6%
−0.9 ptssince 2009
from 7.5% in 2009
US average: 15.0%
Walked to work
9.9%
+0.4 ptssince 2009
from 9.4% in 2009
US average: 2.4%
Biked to work
0.0%
−0.4 ptssince 2009
from 0.4% in 2009
US average: 0.4%
No vehicle available
5.1%
−2.5 ptssince 2009
from 7.6% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
2.8%
−5.1 ptssince 2011
from 7.9% in 2011
US average: 5.2%
Labor force participation
49.8%
−18.9 ptssince 2011
from 68.6% in 2011
US average: 63.5%
Self-employed
18.5%
+0.4 ptssince 2009
from 18.1% in 2009
US average: 13.1%
Management & professional
28.1%
−32.1 ptssince 2009
from 60.3% in 2009
US average: 42.5%
Section 08

People & community

Male
53.4%
+0.9 ptssince 2009
from 52.5% in 2009
Female
46.6%
−0.9 ptssince 2009
from 47.5% in 2009
Foreign born
4.0%
−0.4 ptssince 2009
from 4.4% in 2009
US average: 14.1%
Veterans
14.2%
−36.9 ptssince 2009
from 51.1% in 2009
US average: 6.2%
With a disability
19.3%
−3.1 ptssince 2012
from 22.4% in 2012
US average: 13.3%
Uninsured
5.6%
−75.6 ptssince 2013
from 81.2% in 2013
US average: 8.4%
Broadband at home
87.7%
+20.6 ptssince 2017
from 67.1% in 2017
US average: 91.0%
English only at home
92.4%
+0.4 ptssince 2016
from 92.0% in 2016
US average: 77.7%
Spanish at home
7.0%
+0.2 ptssince 2016
from 6.8% in 2016
US average: 13.6%
Marital status
Men 15+
Never married40.5%(361)
Married48.2%(430)
Widowed2.9%(26)
Divorced8.4%(75)
Women 15+
Never married16%(125)
Married51.6%(402)
Widowed20.9%(163)
Divorced11.4%(89)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Head to head

Compare Gilliam County to nearby counties

GILLIAM COUNTY VS
Sherman County
Income$60,161−10%
Home value$211,800+12%
Population2,051+4%
SEE FULL COMPARISON →
GILLIAM COUNTY VS
Morrow County
Income$75,448+13%
Home value$240,400+27%
Population12,602+539%
SEE FULL COMPARISON →
GILLIAM COUNTY VS
Klickitat County
Income$71,042+6%
Home value$425,300+125%
Population24,331+1134%
SEE FULL COMPARISON →
GILLIAM COUNTY VS
Wasco County
Income$64,175−4%
Home value$367,400+94%
Population26,310+1235%
SEE FULL COMPARISON →
Frequently asked

How many people live in Gilliam County, Oregon?

Gilliam County, Oregon has about 1,971 residents according to the 2024 American Community Survey.

What is the median household income in Gilliam County, Oregon?

The typical household in Gilliam County, Oregon earns about $66,917 a year. Half of households make more than that, and half make less.

Is Gilliam County, Oregon expensive?

In Gilliam County, Oregon, the median home is worth about $189,300, and the typical rent is about $1,125 a month.

How educated are people in Gilliam County, Oregon?

About 21.0% of adults age 25 and over in Gilliam County, Oregon hold a bachelor's degree or higher.

What is the poverty rate in Gilliam County, Oregon?

About 15.3% of people in Gilliam County, Oregon live below the federal poverty line.

Has Gilliam County, Oregon grown since 1990?

Yes, Gilliam County, Oregon has grown since 1990. The population has added about 254 residents, a change of about 15 percent over that period.

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1 census tract
Census Tract 9601
2 ZIP codes
ZIP 97823ZIP 97812
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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