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.
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%.
281,420
Population (2024)
251,696
Population (2010)
281,420
Peak (2024)
0.80%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 251,696 |
| 2011 | 254,351 |
| 2012 | 254,414 |
| 2013 | 252,538 |
| 2014 | 253,568 |
| 2015 | 259,467 |
| 2016 | 263,419 |
| 2017 | 266,636 |
| 2018 | 269,583 |
| 2019 | 272,299 |
| 2020 | 275,832 |
| 2021 | 276,629 |
| 2022 | 277,876 |
| 2023 | 277,650 |
| 2024 | 281,420 |
Race & Ethnicity
| White | 76.5% |
| Black or African American | 2.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.5% |
| Two or More Races | 0.2% |
Age & Sex
39.9
Median Age
48.6%
Female
51.4%
Male
19.1%
Age 65+
Age Distribution
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 rate | 5.6%-0.8% vs state |
| Unemployment rate | 2.7% |
| Employment-to-population | 53.3% |
Top Industries by Employment
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
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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.
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Statewide data for Washington
Population, race, income, age, and trends across Washington
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.