Kitsap County's 2026 population is estimated at 288,960, reflecting a 1.32% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Kitsap County is the 7th largest county in Washington. The 2010 population was 251,696 and has grown 14.81% since 2010.
Data after 2023 is projected based on recent change
Overall: 40.2 years
Female: 42.1 years
Male: 38.6 years
There are 223,175 adults, (54,611 of whom are seniors) in Kitsap County.
Female: 135,291 (48.7%)
Male: 142,590 (51.3%)
The racial composition of Kitsap County includes 75.01% White, 4.91% Asian, and smaller percentages for other race, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 208,426 | 75.01% |
| Two or more races | 36,090 | 12.99% |
| Asian | 13,655 | 4.91% |
| Other race | 7,823 | 2.82% |
| Black or African American | 6,408 | 2.31% |
| Native American | 2,796 | 1.01% |
| Native Hawaiian or Pacific Islander | 2,683 | 0.97% |
Kitsap County 's average per capita income is $63,971. Household income levels show a median of $104,158. The poverty rate stands at 8.19%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $133,144 | $166,904 |
| Families | $120,324 | $150,517 |
| Households | $104,158 | $132,745 |
| Non Families | $62,817 | $83,588 |
Average Income
Median Household Income
Poverty Rate