Klickitat County's estimated 2026 population is 24,996 with a growth rate of 1.78% in the past year according to the most recent United States census data. Klickitat County is the 28th largest county in Washington. The 2010 population was 20,375 and has seen a growth of 22.68% since that time.
Data after 2023 is projected based on recent change
The racial composition of Klickitat County includes 84.46% White, 3.82% other race, and smaller percentages for Native American, Asian, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
White (84.46%)
Two or more races (8.46%)
Other race (3.82%)
Native American (1.27%)
Asian (0.91%)
Black or African American (0.72%)
Native Hawaiian or Pacific Islander (0.36%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 19,495 | 84.46% |
| Two or more races | 1,953 | 8.46% |
| Other race | 882 | 3.82% |
| Native American | 294 | 1.27% |
| Asian | 210 | 0.91% |
| Black or African American | 166 | 0.72% |
| Native Hawaiian or Pacific Islander | 82 | 0.36% |
Married
Widowed
Divorced
Separated
Never Married
Klickitat County's average per capita income is $47,736. Household income levels show a median of $70,400. The poverty rate stands at 13.7%.
Name | Median | Mean |
|---|---|---|
| Married Families | $98,419 | - |
| Families | $86,578 | $105,921 |
| Households | $70,400 | $96,485 |
| Non Families | $46,875 | $79,314 |
Average Income
Median Household Income
Poverty Rate