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
Kitsap County is a county in Washington with a population of 276,581. It ranks #7 among counties in Washington by population. The median age is 39.9, in line with the national median. The population is 51.4% male and 48.6% female.
The median household income in Kitsap County is $98,546, above the US median of $74,580. 5.6% of residents live below the federal poverty level. Home values sit at a median of $505,700, with monthly rent averaging $1,741. The homeownership rate of 70.1% is higher than the national rate of 64.8%.
Educational attainment in Kitsap County reflects 36.5% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 13.2% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 29.5 minutes each way.
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
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.
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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.