Grant County, Oregon Demographics 2026
Grant County, Oregon has a population of 7,238, the 33rd most populous county in Oregon. The median household income is $59,800 and the median home value is $225,100. The poverty rate is 15.2%.
Grant County Quick Facts
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 45 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Grant County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| John Day | 1,543 | $75,917 | 15.0% | $199,400 |
| Canyon City | 920 | $88,542 | 4.5% | $184,300 |
| Prairie City | 739 | $49,702 | 15.3% | $186,400 |
| Mount Vernon | 429 | $44,844 | 7.9% | $132,600 |
| Monument | 198 | $36,809 | 17.2% | $2,000,000+ |
| Dayville | 189 | $51,667 | 12.7% | $218,500 |
| Long Creek | 154 | $31,458 | 42.2% | N/A |
| Seneca | 119 | $76,250 | 10.1% | $157,100 |
| Granite | 80 | $16,685 | 80.0% | $23,200 |
Explore Oregon Rankings
Population Overview
Grant County is located in Oregon with a total population of 7,238. It is the 33rd most populous county out of 36 in Oregon. The county encompasses 9 Census-designated places.
Age Demographics
The median age in Grant County is 50.8 years. This is 27% higher than the state median of 40.1 years. 14.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Grant County is $59,800. This is 26% lower than the state median of $80,426. It is also 24% lower than the national median of $78,538. The poverty rate stands at 15.2%. This is 28% higher than the state poverty rate of 11.9%. The unemployment rate is 6.2%. This is 16% higher than the state rate of 5.4%. The median home value is $225,100. Housing costs are 50% lower than the state median of $454,200. The home-value-to-income ratio is 3.8x. 80.6% of occupied housing units are owner-occupied. This homeownership rate is 27% higher than the state average of 63.4%.
Race & Ethnicity
Grant County has a predominantly White (non-Hispanic) population, comprising 88.0% of all residents. Hispanic or Latino residents account for 4.2%. The Black or African American population (0.1%) is well below the state average of 1.8%. The Hispanic or Latino population (4.2%) is well below the state average of 14.3%. The Asian population (0.7%) is well below the state average of 4.4%.
Education
19.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 46% lower than the state rate of 36.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.6%.
Data Sources & Methodology
All figures for Grant County come from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023), with comparisons drawn against Oregon and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Grant County, Oregon?
Grant County has a population of 7,238, making it the 33rd most populous county in Oregon.
What is the median income in Grant County?
The median household income in Grant County is $59,800 with a poverty rate of 15.2%.
How many cities are in Grant County, Oregon?
Grant County contains 9 Census-designated places.