Grant County, Oregon Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Grant County, OR Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
-
B
Health Around average
-
D
Income Well below average
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D
Education Well below average
Source: Map AI Methodology
Population: density and quick facts
| Metric | Grant County | Oregon Avg | U.S. Average |
|---|---|---|---|
| Population | 7,208 | 4,252,306 | 337,468,954 |
| Population density (per sq mi) | 1.6 | 43.2 | 86.4 |
| Population growth (%/yr) | -0.03% | 0.82% | 0.59% |
| Median age | 51.1 | 40.6 | 37.3 |
| Households | 3,444 | 1,717,698 | 130,235,071 |
Population in Grant County grew by 4.1% from 2009 to 2024, reaching 7,208 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Grant County is Boomers, aged 61–79, at 28.5% of residents. That is 10.5 points above Oregon as a whole.
- Gen Z 13–28 1,077 14.9% -5.8 pts
- Millennials 29–44 1,212 16.8% -6.2 pts
- Gen X 45–60 1,507 20.9% +1.0 pts
- Boomers 61–79 2,052 28.5% +10.5 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Oregon, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 49.7% of the people living in Grant County and men 50.3%.
- Women 49.7% Oregon 50.1%
- Men 50.3% Oregon 49.9%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Grant County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Grant County has a the economy index of D, which means it is barely prosperous.
| Metric | Grant County | Oregon Avg | U.S. Average |
|---|---|---|---|
| Median household income | $59,189 | $83,617 | $80,455 |
| Income growth (%/yr) | 5.07% | 5.70% | 4.80% |
| Unemployment rate | 5.2% | 5.3% | 5.2% |
The median household income in Grant County is about 29% lower than in Oregon.
Housing
| Metric | Grant County | Oregon Avg | U.S. Average |
|---|---|---|---|
| Median home price | $318,169 | $406,603 | $248,835 |
| Median rent | $788 | $1,525 | $1,407 |
| Homeownership rate | 76.7% | 63.3% | 65.2% |
The median home price in Grant County is about 33.6 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $788 per month for that long.
Commute Time & Mobility
Commuters in Grant County spend about 23 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 94 hours, about 3.9 full days, spent commuting.
| Metric | Grant County | Oregon Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 11.3 | 20.1 | 22.4 |
| Round-trip commute (min) | 22.7 | 40.3 | 44.8 |
| Yearly time spent (hours) | 94 | 168 | 187 |
| Estimated yearly cost | $2,929 | $5,203 | $5,790 |
| Work from home | 12.1% | 19.0% | 15.0% |
| Highway traffic (vehicles/day) | — | 7,643 | 8,813 |
| Local road traffic (vehicles/day) | 61 | 967 | 1,355 |
Fastest commutes among counties in
Oregon:
Lake County (7.7 min), Harney County (8.6 min), Baker County (8.9 min).
Slowest:
Columbia County (31.7 min), Clackamas County (23.9 min), Polk County (22.2 min).
The average commute time in Grant County is 11 minutes, shorter than the 20 minutes in Oregon.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Grant County has a education index of D, which means it is barely educated.
| Metric | Grant County | Oregon Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 18.8% | 32.7% | 31.6% |
| Average household size | 2.04 | 2.41 | 2.53 |
Highest education index among counties in
Oregon:
Benton County (0.4), Multnomah County (0.4), Washington County (0.4).
Lowest:
Morrow County (0.2), Malheur County (0.2), Gilliam County (0.2).
Health
Grant County has a health index of B, which means it is quite healthy.
| Metric | Grant County | Oregon Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 81.4 | 78.8 | 78.3 |
| Self-rated poor health | 18.3% | 15.8% | 16.3% |
| Smokers | 18.5% | 17.0% | 19.0% |
Highest health index among counties in
Oregon:
Benton County (0.8), Washington County (0.8), Clackamas County (0.8).
Lowest:
Josephine County (0.8), Malheur County (0.8), Lake County (0.8).
Grant County, OR Compared With Nearby Counties
How Grant County, OR compares with the 2 counties closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Grant County, OR | 7,208 | $59,189 #3/3 | $318,169 #1/3 | 11.3 min #1/3 |
| Umatilla County, OR | 79,928 | $68,282 | $260,068 | 16.0 min |
| Union County, OR | 26,138 | $65,574 | $271,710 | 11.5 min |
Frequently Asked Questions
Common questions about Grant County, Oregon.
How big is Grant County, Oregon by population?
About 7,208 people live in Grant County, Oregon, in 3,444 households of 2.0 people on average. The median age is 51.1, so residents are older than the U.S. median of 37.3 by about 14 years.
How densely populated is Grant County, Oregon?
Averaged over its land area, Grant County, Oregon has 2 people per square mile, a density typical of rural areas. That is about 2% of the U.S. average of 86.
How affordable is housing in Grant County, Oregon?
The median home costs 5.4 times the median household income ($318,169 against $59,189), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $788 a month takes about 16% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How common is a college degree in Grant County, Oregon?
18.8% of adults in Grant County, Oregon hold a bachelor's degree or higher (about 1 in 5), well below the U.S. share of 31.6%.
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