Data Last Updated: April 1, 2025

Kitsap County, WA ZIP Codes

ZIP Codes: Shows how many general ZIP Codes, PO Boxes, Unique (Business), and Multi County ZIP Codes are associated with Kitsap, WA.	27 ZIP Codes (16 General, 9 PO Box, 1 Unique, & 1 Multi County) [More Details]
Area Codes: The Telephone Area Codes that are associated with Kitsap, WA. Area Codes are used in the North American Numbering Plan (NANP) to facilitate phone routing. There are approximately 350 area codes in use in the United States.	206, 360, 564, 253
Timezone: Time zone designation within the U.S. Please note that not all areas in the U.S. observe daylight saving time which can affect actual local time for this city. There are 7 standard time zones which are, from west to east: Hawaii-Aleutian, Alaska, Pacific, Mountain, Central, Eastern, Atlantic. Also included in U.S. Territories are Samoa, Guam and Palau.	Pacific
Local Time: The current local time for each timezone. If more than 1 time zone for this area, all local times will be shown. Counties can cross timezones, so more than 1 may be shown.	12:00:00 AM
Population: The population of Kitsap, WA from the U.S. Census 2020. Included are U.S. Citizens, permanent residents, temporary migrants, and undocumented individuals. The total population represents people who live in the city, not just those present while the Census was being completed.	275,611 [More Details]
FIPS: FIPS stands for Federal Information Processing Standards, which are a set of publicly announced standards for computer systems. A county FIPS code is a unique numeric identifier for a county in the United States, assigned by the National Institute of Standards and Technology (NIST). County FIPS codes have five digits, with the first two digits identifying the state and the last 3 indicating the county.	53035
CBSA: A Core Based Statistical Area (CBSA) is the recognized term for a region that functions around an urban core with a population of at least 10,000 people, according to the standards set by the Office of Management and Budget (OMB) in 2000. A CBSA is divided into two subsets: Metro and Micro, and these classifications are determined by population density. A Micro area is identified by a population ranging between 10,000 to 50,000, while a Metro area is defined as having a population that exceeds 50,000.	Bremerton-Silverdale-Port Orchard, WA
Land Area: The approximate amount of land area covered by Kitsap, WA in square miles. The Land Area provided by the Census Bureau is based on geographic boundaries that include the mainland, islands, inland, coastal, Great Lakes, and territorial waters associated with each city.	395 square miles
Water Area: The approximate amount of water area covered by Kitsap, WA in square miles. Calculations by the Census Bureau for Water Area take into account inland bodies of water, coastal regions, Great Lakes, and territorial sea waters. This encompasses features such as lakes, reservoirs, rivers, and coastal water bodies.	171 square miles
Coordinates: The latitude/longitude centroid coordinates for Kitsap County, WA.	-122.676205, 47.612735
Quick Link: Copy the direct link to the Kitsap, WACounty page and use anywhere you like!	https://www.zip-codes.com/county/wa-kitsap.asp

Kitsap, WA ZIP Code Boundaries

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Kitsap County, WA Covers 27 ZIP Codes

ZIP Code	Classification	City	Population	% of Population
ZIP Code 98061	P.O. Box	Rollingbay	0	0.00%
ZIP Code 98110	General	Bainbridge Island	24,825	9.01%
ZIP Code 98310	General	Bremerton	21,580	7.83%
ZIP Code 98311	General	Bremerton	28,059	10.18%
ZIP Code 98312	General	Bremerton	33,405	12.12%
ZIP Code 98314	Unique	Bremerton	991	0.36%
ZIP Code 98315	General	Silverdale	5,482	1.99%
ZIP Code 98322	P.O. Box	Burley	0	0.00%
ZIP Code 98329 *	General	Gig Harbor	10,960	--
ZIP Code 98337	General	Bremerton	9,653	3.50%
ZIP Code 98340	General	Hansville	2,707	0.98%
ZIP Code 98342	General	Indianola	1,571	0.57%
ZIP Code 98345	P.O. Box	Keyport	576	0.21%
ZIP Code 98346	General	Kingston	10,402	3.77%
ZIP Code 98353	P.O. Box	Manchester	25	0.01%
ZIP Code 98359	General	Olalla	5,358	1.94%
ZIP Code 98364	P.O. Box	Port Gamble	72	0.03%
ZIP Code 98366	General	Port Orchard	36,969	13.41%
ZIP Code 98367	General	Port Orchard	30,981	11.24%
ZIP Code 98370	General	Poulsbo	32,857	11.92%
ZIP Code 98378	P.O. Box	Retsil	0	0.00%
ZIP Code 98380	General	Seabeck	5,297	1.92%
ZIP Code 98383	General	Silverdale	21,565	7.82%
ZIP Code 98384	P.O. Box	South Colby	0	0.00%
ZIP Code 98386	P.O. Box	Southworth	0	0.00%
ZIP Code 98392	General	Suquamish	3,092	1.12%
ZIP Code 98393	P.O. Box	Tracyton	0	0.00%

* Indicates a Multi County ZIP Code. These ZIP Codes partially cross over into Kitsap, WA, but will mostly cover area in a different County. Not included in % of Population calculations.

Important Kitsap, WA Information

Kitsap County, WA Covers 27 ZIP Codes. This includes 16 General ZIP Codes, 9 PO Box ZIP Codes, and 1 Unique (reserved for Business and Volume Mail Receivers). There is also 1 Multi County ZIP Code in this area. This record is assigned to a different county, but it does partially cover area in Kitsap County.

The population for Kitsap County is 275,611, according to the U.S. Census. Population Density is 697.75 persons per square mile. With 113,248 Housing Units, the Average Household Size is 2.53 persons. There are 105,803 Family Households with an Average Family Size of 2.88 persons. 4.43% of the population is without Health Insurance. The 56.63% Employment Rate is 3.17% above the national average of 59.8%.196,424 people aged 25+ have some educational achievement, with 36.53% (or 71,744 people) having attained a Bachelor's Degree or higher.More Demographics are available below.

There are 4 area codes serving this area including206, 360, 564 and 253. Kitsap is also located in the Pacific timezone and the current local time is shown above.

Kitsap is part of the Bremerton-Silverdale-Port Orchard, WA Core Based Statistical Area (CBSA). Its CBSA Code is 14740.It is classified as a metro area, which means the combined population is 50,000 or more (at its core).

CBSAs are defined by the OMB as geographic areas that have at least one core with a population of 10,000 or more (for a micro area) and adjacent territory with a high degree of social and economic integration. CBSA codes are commonly used to accurately file Medicare claims and to verify applicable incentives using a patient's ZIP Code.

ZIP Codes in Kitsap, WA have 110,919 Residential mailboxes and 4,853 Business mailboxes.There are 6,272 businesses with a total of 62,392 employees. That is an average of 9.9 employees per business. Annual payroll for these businesses is $3,130,348,000. Other Demographics

Kitsap County Demographic Profile

Population & People

Total Population

275,611

Income

Median Household Income

$98,546

Housing

Total Housing Units

113,248

Health

Without Healthcare Coverage

4.43%

Business & Economy

Total Businesses

6,272

Families

Total Households

105,803

Employment

Employment Rate

56.63%

Education

Bachelor's Degree or Higher

36.53%

Total Population: Total number of people from the 2020 U.S. Census for Kitsap, WA. This reflects the exact count of this area at that point in time, not future estimates, regardless of citizenship or immigration status. It is intended to count all persons living within the geographic area, not just those present on the day of the census.	275,611
Current Population Estimate: This field gives the estimated household population for All ZIP Codes in Kitsap, WA. This is derived from known delivery information, household occupancy rates, household size, and more to come up with an accurate estimation for the current population. IMPORTANT: This does not include population totals for persons in nursing homes, correctional facilities, or other institutions. This is an estimation of the household population based on US Postal Service delivery information.	279,995
Total Households: Total number of Households from the 2020 U.S. Census for Kitsap, WA. A Household includes everyone living in a residential housing unit. This includes families, roommates in a single residence, or a person living alone.	105,803
Total Housing Units: The total number of Housing Units is the number of occupied units + the number of vacant units. Ownership is defined by whether the unit is occupied by an owner or by a tenant. Owner occupancy means that the owner lives in the unit. This value comes from the 2020 U.S. Census and is not a projection or estimate.	113,248
Average Household Size: The Average Household Size, is obtained by dividing the number of people in Households (excluding those in group quarters, nursing home, prisons, and dorm rooms) by the number of Households. A Household includes everyone living in a residential unit. Those who do not live in a household are classified as living in group accommodation. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.	2.53
Average Family Size: Average Family Size is calculated by dividing the number of people in a Family Household by the number of Family Households. The U.S. Census Bureau defines family households as households consisting of two or more individuals who are related by birth, marriage, or adoption. They also may include other unrelated people. Non-family households consist of people who live alone or who share their residence with unrelated individuals. The Average Family Size only looks at the households classified as Family Households. This value is an estimate from the U.S. Census ACS (American Community Survey) and is updated yearly.	2.88

Other Kitsap Demographics

# Residential Mailboxes: The number of active residential delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	110,919
# Business Mailboxes: The number of active business delivery mailboxes and centralized units. This excludes PO Boxes and all other contract box types.	4,853
Total Delivery Receptacles: The total number of delivery receptacles. This includes curb side mailboxes, centralized units, PO Boxes, NDCBU, and contract boxes. This count is for Residential and Business combined.	169,593
Single Family Delivery Units: Total count of single family mail delivery receptacles; generally analogous to homes.	73,539
Multi Family Delivery Units: Total count of multifamily mail delivery receptacles; generally analogous to apartments.	11,501

# of Businesses: The total number of Business Establishments. Data taken from Business Census 2023.	6,272
1st Quarter Payroll: The total payroll for the first quarter. Data taken from Business Census 2023.	$720,651,000
Annual Payroll: The total annual payroll . Data taken from Business Census 2023.	$3,130,348,000
# of Employees: The total number of employees for all ZIP Codes in this City. Data taken from Business Census 2023.	62,392

Sum of all ZIP Codes assigned Kitsap, WA as their primary County.

References

U.S. Postal Service [Last Updated: 4/1/2025], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 4/1/2025], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov
U.S. Census [Updated Yearly], https://www.census.gov
U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023], https://www.census.gov