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Washington ZIP Codes
Kitsap County
Silverdale, WA
98315
98315 ZIP Code — Silverdale, WA
Kitsap County, Washington
ZIP code 98315 is located in
Silverdale ,
Washington ,
within Kitsap County .
It covers approximately 11.09 square miles and serves a population of
6,045 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 360/564 .
About ZIP code 98315
The housing stock consists of a mix of housing types. Most homes were built in the 1970s, giving the area an established character.
Median household income is $76,806. The poverty rate of 3% is below the national average.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 16 minutes is near the national average.
Educational attainment is near the national average, with 29% of residents holding a bachelor's degree or higher.
Notable community characteristics include a notable veteran presence at 14% of civilians, above the national average of 7%.
98315 ZIP code map
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Cities in ZIP code 98315
Below are the cities the US Postal Service accepts for ZIP code 98315. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
6,045
Population density
545 / sq mi
State FIPS
53
County FIPS
035
Geography
Land area
11.09 sq mi
Water area
1.14 sq mi
Latitude
47.7244
Longitude
-122.7192
Timezone
Pacific (PT)
Area code
360/564
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.6%
29.2%
31.7%
$50k – $100k
62.2%
33.5%
30.6%
$100k – $200k
11.2%
28.5%
27.1%
Over $200k
0.0%
8.7%
10.6%
Demographics & statistics
$76,806
Median household income
$2,205
Median monthly rent
29.0%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 1,562 25.8%
18 and over 4,483 74.2%
65 and over 12 0.2%
Median age 22.8 years
Race & ethnicity
Black or African American
7.4%
Native Hawaiian / Pacific Islander
1.2%
American Indian / Alaska Native
1.2%
Group Count %
White 3,850 57.4%
Two or more races 1,074 16%
Hispanic or Latino 660 9.8%
Black or African American 499 7.4%
Other race 300 4.5%
Asian 161 2.4%
Native Hawaiian / Pacific Islander 81 1.2%
American Indian / Alaska Native 80 1.2%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.6%
29.2%
31.7%
$50k – $100k
62.2%
33.5%
30.6%
$100k – $200k
11.2%
28.5%
27.1%
Over $200k
0.0%
8.7%
10.6%
Range % of households
Under $10k 1.9%
$15k–$25k 0.9%
$25k–$35k 2.6%
$35k–$50k 8.3%
$50k–$75k 35.1%
$75k–$100k 21.7%
$100k–$150k 22.2%
$150k–$200k 3.5%
$200k+ 3.8%
Median income $76,806
Housing
Housing overview
Metric Value
Median home value $0
Median rent / month $2,205
Owner occupied 1.0%
Renter occupied 99.0%
Vacant 5.9%
Single-family detached 11.4%
Large apartment buildings 0.9%
Mobile homes 0.0%
Median rooms 5.9
Avg household size (owned) 3.09
Year built
Era %
2020 or later 0.0%
2010–2019 3.2%
2000–2009 10.7%
1990–1999 18.7%
1980–1989 16.5%
1970–1979 43.9%
1960–1969 2.9%
1950–1959 4.1%
1940–1949 0.0%
1939 or earlier 0.0%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 0.0%
2 bedrooms 42.1%
3 bedrooms 34.5%
4 bedrooms 10.1%
5+ bedrooms 13.3%
Vehicles per household
Vehicles % of households
No vehicle 0.7%
1 vehicle 28.6%
2 vehicles 57.3%
3 or more 13.4%
Heating fuel
Fuel type %
Utility gas 37.6%
Electricity 59.5%
Propane / LP gas 2.9%
Households & families
Household type Count %
Married-couple family 951 87.6%
Cohabiting couple 0 0.0%
Male householder, no spouse 88 8.1%
Female householder, no spouse 47 4.3%
Households with children under 18 691 63.6%
Households with seniors (65+) 9 0.8%
Average household size 3.35
Marital status
Status Male Female
Never married 63.0% 25.2%
Married 35.6% 73.4%
Separated 0.0% 0.0%
Widowed 0.0% 0.9%
Divorced 1.4% 0.5%
Education
Some college, no degree
39.1%
Graduate / professional
8.7%
Metric %
HS diploma or higher 97.9%
Bachelor's or higher 29.0%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 63 5.6%
Kindergarten 104 9.2%
Elementary school 536 47.2%
High school 144 12.7%
College / grad school 288 25.4%
Employment
Industry of employment
Education & healthcare
32.9%
Arts, food & hospitality
21.3%
Public administration
13.2%
Professional & management
8.3%
Finance & real estate
5.2%
Transportation & utilities
1.9%
Agriculture & mining
1.7%
Occupation
Category %
Management, business & arts 42.4%
Service 25.1%
Sales & office 28.0%
Natural resources & construction 3.3%
Production & transportation 1.2%
Employment type
Type %
Private sector 66.9%
Government 31.3%
Self-employed 1.7%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 34.2%
Carpool 9.6%
Public transit 6.2%
Walk 46.0%
Work from home 2.7%
Other means 1.2%
Avg commute (minutes) 15.9
Poverty
Married-couple families
1.4%
Female-led households
48.8%
Income support
Source % of households
Social Security 0.0%
Retirement income 9.8%
Supplemental Security 0.9%
Cash public assistance 0.6%
Food stamps / SNAP 3.6%
Health indicators
Condition %
Obesity 25.1%
High blood pressure 11.7%
High cholesterol 12.1%
Diabetes 1.9%
Heart disease 1.1%
Stroke 0.6%
Asthma 9.8%
Arthritis 5.6%
Kidney disease 0.8%
Pulmonary disease 1.9%
Cancer 1.1%
Behavior / access %
Smoking 13.2%
Binge drinking 26.6%
No physical activity 12.1%
Less than 7 hrs sleep 29.7%
Depression 26.3%
Fair or poor health 7.2%
Poor mental health 18.3%
Poor physical health 5.2%
No health insurance 13.7%
Visited doctor (checkup) 60.5%
Visited dentist 67.1%
Cholesterol screening 69.9%
Teeth loss 11.9%
Veterans & disability
Veterans Count %
Civilian veterans 146 13.5%
Disability %
Any disability 1.4%
Under 18 0.9%
18–64 years 0.9%
65 and over 100.0%
Health insurance coverage
Type %
Private insurance 98.7%
Public insurance 1.9%
No insurance 0.5%
Uninsured under 19 0.3%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 5,362 88.7%
Spanish 145 2.7%
Other Indo-European 115 2.1%
Asian & Pacific Islander 9 0.2%
Other languages 12 0.2%
Place of birth & citizenship
Origin Count %
Native born (US) 5,792 95.8%
Born in same state 5,599 92.6%
Born in different state 758 12.5%
Foreign born 193 3.2%
Naturalized citizen 253 4.2%
Not a US citizen 145 57.3%
Ancestry
Ancestry Count %
Italian 625 10.3%
French 279 4.6%
Polish 165 2.7%
Arab 144 2.4%
Ancestry Count %
English 119 2%
Irish 32 0.5%
Dutch 19 0.3%
Technology access
Metric % of households
Computer access 18.0%
Internet access 100.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 98315
What city is ZIP code 98315 in?
ZIP code 98315 is primarily assigned to Silverdale, Washington.
What county is ZIP code 98315 in?
ZIP code 98315 falls within Kitsap County, Washington.
Does ZIP code 98315 have a large veteran population?
14% of civilians in ZIP code 98315 are veterans, above the national average of ~7%.
What is the population of ZIP code 98315?
ZIP code 98315 has an estimated population of 6,045 residents, with a density of 545 people per square mile.
What is the median household income in ZIP code 98315?
The median household income in ZIP code 98315 is $76,806, above the national median of ~$75,000.
What timezone is ZIP code 98315 in?
ZIP code 98315 observes the PST timezone.
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