Keyport is a community in Kitsap County, Washington, home to about 221 people across 0.5 square miles. Its ZIP code is 98345.
Homes sold for a median of $287 per square foot in the three months ending August 2026.
All in Keyport
Each card is that ZIP code’s whole market, including any part outside Keyport. 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)23 miles away |
|---|---|
| Nearest city of 250,000+ | Seattle, WA14 miles away |
Straight-line distances from the center of Keyport; 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.
Keyport had 576 residents in the 2020 census, up 4% since 2010.
It’s the 550th 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).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Parks (2 nearby)
Grocery stores
Pharmacies
Libraries
Museums (1 nearby)
Theaters and performance venues
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
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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.