Skamania County's 2026 population is estimated at 12,702, reflecting a 0.17% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Skamania County is the 34th largest county in Washington. The 2010 population was 11,115 and has grown 14.28% since 2010.
Data after 2023 is projected based on recent change
Overall: 48.5 years
Female: 47.7 years
Male: 49.3 years
There are 10,321 adults, (3,024 of whom are seniors) in Skamania County.
Female: 6,175 (49.8%)
Male: 6,227 (50.2%)
The racial composition of Skamania County includes 86.62% White, and smaller percentages for other race, Asian, Native American, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 10,742 | 86.62% |
| Two or more races | 960 | 7.74% |
| Other race | 305 | 2.46% |
| Asian | 158 | 1.27% |
| Native American | 120 | 0.97% |
| Black or African American | 98 | 0.79% |
| Native Hawaiian or Pacific Islander | 19 | 0.15% |
Skamania County 's average per capita income is $57,683. Household income levels show a median of $93,265. The poverty rate stands at 8.07%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $120,272 | - |
| Families | $107,864 | $132,330 |
| Households | $93,265 | $114,147 |
| Non Families | $37,265 | $71,811 |
Average Income
Median Household Income
Poverty Rate