County ProfileWA
Kitsap County
Population: 275,611 · 23 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
275,611
People
Median age
40.2
Housing
Total households
108,537
Income
Median household income
$104,158
Housing
Total housing units
116,970
Employment
Employment rate
53.8%
Education
Bachelor’s degree or higher
37.9%
Healthcare
Insured population
94.9%
County details
Local time 01:45:11(PT)| Name | Kitsap |
|---|---|
| Total ZIP codes | 23total |
| ZIP codes (by type) | 16 Standard6 PO Box1 Unique |
| Area code | 206, 253, 360, 564 |
| Timezone | Pacific Time (PT) |
| Coordinates | 47.6396874, -122.6496358 |
| Land area | 395.1 sq miles(1,023.3 km²) |
Map of Kitsap county, Washington with ZIP codes
Cities and Communities in Kitsap County
Compare the largest cities in Kitsap County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Bremerton | 43,505 | $74,940 | 5ZIPs |
| Bainbridge Island | 24,825 | $172,188 | 1ZIPs |
| Silverdale | 20,733 | $105,483 | 2ZIPs |
| Port Orchard | 15,587 | $89,795 | 2ZIPs |
| Poulsbo | 11,975 | $116,250 | 1ZIPs |
| Tracyton | 5,967 | $103,935 | 1ZIPs |
| Manchester | 5,714 | $126,371 | 1ZIPs |
| Olalla | 5,358 | — | 1ZIPs |
| Suquamish | 4,266 | $86,224 | 1ZIPs |
| Indianola | 3,664 | $98,684 | 1ZIPs |
| Hansville | 3,410 | $92,426 | 1ZIPs |
| Kingston | 2,515 | $90,625 | 1ZIPs |
| Southworth | 2,362 | $123,281 | 1ZIPs |
| Burley | 2,081 | $118,047 | 1ZIPs |
| Seabeck | 1,143 | $106,667 | 1ZIPs |
| Keyport | 576 | — | 1ZIPs |
| Port Gamble | 72 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Kitsap County
Review the most populated postal areas across Kitsap County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 98366 | Port Orchard | $92,011 | 36,969 |
| 98312 | Bremerton | $90,449 | 33,405 |
| 98370 | Poulsbo | $116,756 | 32,857 |
| 98367 | Port Orchard | $115,482 | 30,981 |
| 98311 | Bremerton | $108,757 | 28,059 |
| 98110 | Bainbridge Island | $172,188 | 24,825 |
| 98310 | Bremerton | $75,878 | 21,580 |
| 98383 | Silverdale | $111,139 | 21,565 |
| 98346 | Kingston | $114,779 | 10,402 |
| 98337 | Bremerton | $68,561 | 9,653 |
| 98315 | Silverdale | $79,918 | 5,482 |
| 98359 | Olalla | $114,091 | 5,358 |
| 98380 | Seabeck | $125,229 | 5,297 |
| 98392 | Suquamish | $85,530 | 3,092 |
| 98340 | Hansville | $79,876 | 2,707 |
| 98342 | Indianola | $102,778 | 1,571 |
| 98314 | Bremerton | $184,417 | 991 |
| 98345 | Keyport | — | 576 |
| 98364 | Port Gamble | — | 72 |
| 98353 | Manchester | — | 25 |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS