Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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zipcodes.pro — STATE/WA/COUNTY/KITSAP

Kitsap County, WA ZIP codes

There are 26 ZIP codes in Kitsap County, WA, in 20 towns, from 98061 to 98393. The largest are 98366 (Port Orchard), 98312 (Bremerton) and 98370 (Poulsbo).

The county seat is Port Orchard.

ZIP codes
26
Towns
20
County seat
Port Orchard
County FIPS
53035
Population
277,881
Median household income
$104,158
Land area
395 sq mi
Area codes
206, 360, 564

Kitsap County ZIP codes by town

Port Orchard (county seat)
98366, 98367

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Kitsap County ZIP codes

9806198110983109831198312983149831598322983379834098342983459834698353983599836498366983679837098378983809838398384983869839298393

The ZIP codes of Kitsap County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Kitsap County in numbers

About 277,881 people live in Kitsap County, in 108,537 households, the 7th most populous of Washington's 39 counties. The median household income is $104,158 a year, 6% above the Washington median of $98,141 (US: $80,734). The median owner-occupied home is valued at $555,100 (about the same as the Washington median), and median gross rent is $1,822 a month. The median age is 40.2; 37.9% of adults 25 and over hold a bachelor's degree or higher (39.6% across Washington); the average commute takes 28 minutes.

Population277,881Kitsap277,881
Households108,537Kitsap108,537
Median age40.2Kitsap40.2Washington38.3US 38.9
Median household income$104,158Kitsap$104,158Washington$98,141US $80,734
Median home value$555,100Kitsap$555,100Washington$564,600US $332,700
Median gross rent$1,822Kitsap$1,822Washington$1,760US $1,413
Bachelor's degree or higher37.9%Kitsap37.9%Washington39.6%US 35.7%
Mean commute28.4 minKitsap28.4 minWashington26.6 minUS 26.4 min
Population density703 / sq miKitsap703 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Kitsap County

Largest towns in Kitsap County
TownZIP codesPopulation
Bremerton 5 44,830
Bainbridge Island 1 24,631
Silverdale 2 20,685
Port Orchard 2 17,149
Poulsbo 1 12,165
Tracyton 1 6,137
Manchester 1 5,956
Olalla 1 4,581
Suquamish 1 4,084
Indianola 1 3,468
Hansville 1 3,384
Kingston 1 2,496
Burley 1 2,443
Southworth 1 2,286
Seabeck 1 787

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Kitsap County.

Not sure you are in Kitsap County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Kitsap County, with figures

ZIP codes in Kitsap County
ZIP City Type Population Median income Median home
98061 Rollingbay , WA No street area — — —
98110 Bainbridge Island , WA Standard 24,631 $172,188 $1,155,900
98310 Bremerton , WA Standard 22,643 $75,878 $440,500
98311 Bremerton , WA Standard 28,168 $108,757 $471,800
98312 Bremerton , WA Standard 36,307 $90,449 $473,100
98314 Bremerton , WA Standard 1,186 $184,417 —
98315 Silverdale , WA Standard 6,112 $79,918 —
98322 Burley , WA No street area — — —
98337 Bremerton , WA Standard 7,370 $68,561 $417,700
98340 Hansville , WA Standard 2,721 $79,876 $569,700
98342 Indianola , WA Standard 1,338 $102,778 $698,500
98345 Keyport , WA Standard 221 — $524,000
98346 Kingston , WA Standard 9,920 $114,779 $612,800
98353 Manchester , WA Standard 0 — —
98359 Olalla , WA Standard 4,581 $114,091 $610,500
98364 Port Gamble , WA Standard 0 — —
98366 Port Orchard , WA Standard 36,965 $92,011 $475,800
98367 Port Orchard , WA Standard 31,756 $115,482 $565,100
98370 Poulsbo , WA Standard 33,655 $116,756 $628,600
98378 Retsil , WA No street area — — —
98380 Seabeck , WA Standard 5,471 $125,229 $578,900
98383 Silverdale , WA Standard 21,604 $111,139 $596,400
98384 South Colby , WA No street area — — —
98386 Southworth , WA No street area — — —
98392 Suquamish , WA Standard 2,984 $85,530 $452,400
98393 Tracyton , WA No street area — — —

Cite this page

zipcodes.pro. “Kitsap County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/wa/county/kitsap

Underlying data is public domain or openly licensed — sources, vintages and licences.