Residential delivery area · Washington
ZIP Code 98370: Poulsbo, WA
ZIP code 98370 uses the postal name Poulsbo, Washington and lies entirely in Kitsap County (Census 2020 ZIP-county file). About 34,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $116,756 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Suquamish (10%), Poulsbo (8%) and Lofall (4%), and 6% in smaller places; 73% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Poulsbo · its only residential ZIP
- County
- Kitsap County
- Census places
- Suquamish (10%) census-designated place; Poulsbo (8%); Lofall (4%) census-designated place
- Metro area
- Bremerton-Silverdale-Port Orchard, WA
- House district
- WA-6 119th Congress
- State
- Washington
- Time zone
- Pacific
- Land area
- 56.3 sq mi · 598 people per sq mi
Where is ZIP code 98370?
98370 centers on 47.754°, -122.626° and covers 56.3 square miles of land plus 9.7 of water. It borders 8 ZIP codes: 98392, 98345, 98315, 98342, 98346, 98364, 98383, 98311.
The map draws ZIP code areas only. For the streets inside 98370, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 98370 compare with the rest of Kitsap County?
| Measure | 98370 | In Kitsap County | In WA |
|---|---|---|---|
| People (ACS 2020-2024) | 33,655 | 3rd of 21 | 81st of 605 |
| Median household income | $117k | 3rd of 15 | 75th of 363 |
| Median home value | $629k | 3rd of 16 | 110th of 392 |
Its median household income is higher than in 89% of U.S. residential ZIP codes, and it is denser than 74% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 98370?
The 2020 Census counted 32,857 people in 98370; the ACS, which samples households over 2020-2024, estimates 33,655. Between the 2010 and 2020 censuses its population grew 11.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 33,655
- 2020 Census count
- 32,857+11.3% since 2010 (29,528)
- Households
- 13,501
- Median age
- 44.4
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 98370?
Of the 33,655 people the ACS estimates in 98370, 19.1% are under 18 and 22.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (78.1%).
- Under 1819.1%
- 18 to 6458.8%
- 65 and older22.1%
- White, not Hispanic78.1%
- Other or two or more9.5%
- Hispanic or Latino8.6%
- Asian, not Hispanic2.7%
- Black, not Hispanic1.1%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 98370 earn?
Median household income is $116,756 (ACS 2020-2024), the 3rd highest of the 15 ranked ZIP codes in Kitsap County. It rose from $103,569 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $116,756
- Income per person
- $57,559
- Below the poverty line
- 6.6%
- Unemployed (of the labor force)
- 5.1%
- Adults 25+ with a bachelor's degree
- 46.0%
- Adjusted gross income per tax return, 2022
- $105,81915,950 returns; wages 61% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 98370?
FHFA's house price index for 98370, built from repeat sales and appraisals of the same homes, rose 108% from 2015 to 2025 and rose 45% from 2020 to 2025, and moved +2.8% in 2025.
- Median home value (owners' estimate)
- $628,600
- Median gross rent
- $1,852
- Homes owned by their occupants
- 75.5%
- Housing units
- 14,116
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 98370?
1,023 business establishments had a location in this ZIP code in 2023, 94 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction174
- Professional, scientific, and technical services125
- Health care and social assistance103
- Accommodation and food services92
- Retail trade91
- Other services (except public administration)85
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 98370?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 98392 | Suquamish | 2,984 | $86k | 3.2 mi |
| 98345 | Keyport | 221 | – | 3.7 mi |
| 98315 | Silverdale | 6,112 | $80k | 4.6 mi |
| 98342 | Indianola | 1,338 | $103k | 5.3 mi |
| 98346 | Kingston | 9,920 | $115k | 6.8 mi |
| 98364 | Port Gamble | 0 | – | 7.2 mi |
| 98383 | Silverdale | 21,604 | $111k | 7.6 mi |
| 98311 | Bremerton | 28,168 | $109k | 8.8 mi |
| 98110 | Bainbridge Island | 24,631 | $172k | 8.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.