Yamhill County's estimated 2026 population is 109,983 with a growth rate of -0.04% in the past year according to the most recent United States census data. Yamhill County is the 10th largest county in Oregon. The 2010 population was 99,298 and has seen a growth of 10.76% since that time.
Data after 2023 is projected based on recent change
Overall: 39.7 years
Female: 40.5 years
Male: 38.5 years
There are 85,822 adults, (20,490 of whom are seniors) in Yamhill County.
Female: 53,884 (49.6%)
Male: 54,850 (50.4%)
The racial composition of Yamhill County includes 76.63% White, 6.63% other race, and smaller percentages for Asian, Native American, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 83,324 | 76.63% |
| Two or more races | 13,961 | 12.84% |
| Other race | 7,212 | 6.63% |
| Asian | 2,111 | 1.94% |
| Native American | 1,094 | 1.01% |
| Black or African American | 805 | 0.74% |
| Native Hawaiian or Pacific Islander | 227 | 0.21% |
Yamhill County's average per capita income is $50,888. Household income levels show a median of $90,063. The poverty rate stands at 10.25%.
Name | Median | Mean |
|---|---|---|
| Married Families | $121,540 | $148,130 |
| Families | $106,109 | $130,636 |
| Households | $90,063 | $112,958 |
| Non Families | $45,524 | $62,258 |
Average Income
Median Household Income
Poverty Rate