Adams County's estimated 2026 population is 21,654 with a growth rate of 0.77% in the past year according to the most recent United States census data. Adams County is the 31st largest county in Washington. The 2010 population was 18,791 and has seen a growth of 15.24% since that time.
Data after 2023 is projected based on recent change
Overall: 29.3 years
Female: 29.7 years
Male: 28.9 years
There are 13,577 adults, (2,529 of whom are seniors) in Adams County.
Female: 10,207 (49.1%)
Male: 10,593 (50.9%)
The racial composition of Adams County includes 42.94% White, 30.71% other race, and smaller percentages for Native American, Asian, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,932 | 42.94% |
| Other race | 6,387 | 30.71% |
| Two or more races | 4,810 | 23.13% |
| Native American | 483 | 2.32% |
| Asian | 119 | 0.57% |
| Black or African American | 40 | 0.19% |
| Native Hawaiian or Pacific Islander | 29 | 0.14% |
Adams County's average per capita income is $36,970. Household income levels show a median of $66,136. The poverty rate stands at 19.55%.
Name | Median | Mean |
|---|---|---|
| Married Families | $86,266 | - |
| Families | $73,287 | $92,225 |
| Households | $66,136 | $92,806 |
| Non Families | $36,538 | $85,442 |
Average Income
Median Household Income
Poverty Rate