Seabeck is a community in Kitsap County, Washington, home to about 787 people across 3.3 square miles. It has no ZIP code of its own: it’s part of 98380.
Homes sold for a median of $341 per square foot in the three months ending August 2026, a balanced market.
Each card is that ZIP code’s whole market, including any part outside Seabeck. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Seattle–Tacoma International Airport (SEA)28 miles away |
|---|---|
| Nearest city of 250,000+ | Seattle, WA24 miles away |
Straight-line distances from the center of Seabeck; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Seabeck had 1,143 residents in the 2020 census, up 3% since 2010.
It’s the 419th largest of 628 towns in Washington by population.
Kitsap County grew from 6,767 residents in 1900 to 275,611 in 2020.
Kitsap County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 77°F in summer, and winter lows average 35°F. About 56.9 inches of rain and melted snow fall in a typical year, with about 3 inches of snow.
Source: NOAA 1991–2020 climate normals, Bremerton, WA weather station (9 miles away).
63,168 jobs at 6,272 businesses in Kitsap County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
7 doctors and other health care providers list an office in Seabeck.
Nearest hospitals
Providers with an office here
| Specialist doctors | 2 |
|---|---|
| Mental health providers | 5 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.