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Population Review

Kitsap County, Washington Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 7th-largest in Washington

The population of Kitsap County, Washington is 276,581 as of the 2023 American Community Survey, making it the 7th-largest county in Washington. The median household income is $98,546, the median home value is $505,700, and the median age is 39.9.

The population of Kitsap County has grown 11.8% since 2010 (251,696 → 281,420), a +0.80% annualized rate.

Kitsap County within Washington · Source: US Census TIGER/Line via us-atlas

276,581

Population

+0.80%

Annual growth

700

People / sq mi

$98,546

Median Income

$505,700

Median Home Value

Kitsap County covers 395 sq mi of land at 700.0 people per square mile.

About Kitsap County, WA

Housing cost is the defining feature of Kitsap County: the median home is valued at $505,700. Kitsap County is a county in Washington with a population of 276,581. That makes it one of the ten largest counties in Washington in the country, at #7 by population.

Households here are among the highest-earning of all US counties: median income is $98,546, above the US median of $78,538. Only 5.6% of residents live in poverty, below the national 12.4%. Home prices are steep, with the typical property valued at $505,700, with typical rent around $1,741.

College attainment is above the local norm at 36.5%, near the national 35.0%. About 13.2% of workers primarily work from home, below the national 14.0%, and the average commute runs about 30 minutes each way.

High housing values reframe the income picture in Kitsap County — even solid earnings stretch less against home prices and rents at this level.

Kitsap County Population History (2010-2024)

The county of Kitsap County had a population of 251,696 in 2010 and 281,420 in 2024, a 11.8% growth over 14 years. The peak was 281,420 in 2024. Average annual growth rate: 0.80%.

2024 · 281K20102024
Kitsap County population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

281,420

Population (2024)

251,696

Population (2010)

281,420

Peak (2024)

0.80%

Avg Annual Growth

YearPopulation
2010251,696
2011254,351
2012254,414
2013252,538
2014253,568
2015259,467
2016263,419
2017266,636
2018269,583
2019272,299
2020275,832
2021276,629
2022277,876
2023277,650
2024281,420

Race & Ethnicity

White76.5%
Black or African American2.6%
Asian0.0%
Hispanic or Latino (any race)3.5%
Two or More Races0.2%

Age & Sex

39.9

Median Age

48.6%

Female

51.4%

Male

19.1%

Age 65+

Age Distribution

Under 5
5.3%
5–9
5.6%
10–14
5.7%
15–19
5.4%
20–24
7.0%
25–34
14.5%
35–44
13.0%
45–54
11.1%
55–59
6.6%
60–64
6.6%
65–74
11.8%
75–84
5.6%
85+
1.7%

Children (under 15): 16.6% · Seniors (65+): 19.1%

Income & Poverty

Median household income$98,546+$3,594 vs state
Mean household income$125,517
Per-capita income$50,367
Poverty rate5.6%-0.8% vs state
Unemployment rate2.7%
Employment-to-population53.3%

Top Industries by Employment

Professional & business services
20.0%
Finance & real estate
12.6%
Manufacturing
11.5%
Public administration
10.6%
Education & health care
9.0%
Construction
7.1%
Retail trade
4.7%
Information
4.5%

The largest employment sector in Kitsap County is professional & business services, accounting for 20.0% of workers.

How residents commute

6.3%

Drive alone

4.5%

Carpool

65.2%

Public transit

13.2%

Work from home

29.5 min

Avg commute

Housing

$505,700$-14,100 vs state

Median home value

$1,741

Median rent

70.1%

Homeownership rate

115,329

Total housing units

93.0%

Occupied

7.0%

Vacant

29.9%

Renter-occupied

Social & access

94.7%

With health insurance

97.8%

With broadband internet

48.2%

Foreign-born

14.9%

Veterans (18+)

14.5%

With a disability

91.2%

Speak language other than English at home

Education

95.3%

High School+

36.5%

Bachelor's+

Largest cities in Washington

Other counties in Washington

Part of Washington

Metro areas in Washington

County rankings

Frequently Asked Questions

Kitsap County, Washington has a population of 276,581 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 7th-largest county in Washington. Population density is 700 people per square mile.

The population of Kitsap County has grown 11.8% since 2010 (251,696 → 281,420), a +0.80% annualized rate.

The median household income in Kitsap County, Washington is $98,546, with mean (average) household income of $125,517 and per-capita income of $50,367. 5.6% of residents live below the federal poverty level.

In Kitsap County, the largest racial and ethnic groups are White (76.5%), Hispanic or Latino (3.5%), Black or African American (2.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Kitsap County, Washington is 39.9 years. Residents are 48.6% female and 51.4% male.

The median home value in Kitsap County is $505,700 and median monthly rent is $1,741. 70.1% of occupied housing units are owner-occupied. The county has 115,329 total housing units, 7.0% of which are vacant.

The largest employment sector in Kitsap County, Washington is professional, scientific, and management services, employing 20.0% of workers. The unemployment rate is 2.7%.

Seattle is among the largest cities associated with Kitsap County, Washington, with a population of 741,440.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.