Hat IslandWA
A town in Washington.
Is Hat Island a good place to live?
Hat Island’s peak summer temperature is 74°F, below both Washington’s towns (77°F) and U.S. towns (85°F). We don’t grade Hat Island yet; the figures below are still real.
Hat Island lives by the ocean
Coastal flooding makes up 37% of the storm damage FEMA expects here.
FEMA National Risk Index · OpenFEMA · OpenStreetMap
Space Needle and 124 more within 40 miles
Museums, parks, gardens and other places to visit around Hat Island. Close and well known come first.
Big draw27 mi LookoutSpace Needle
Big draw27 mi Stadium & arenaClimate Pledge Arena
Big draw29 mi Stadium & arenaLumen Field
Big draw40 mi National ParkOlympic National Park3.6M visitors a year
29 mi Stadium & arenaT-Mobile Park
28 mi Ancient siteSeattle UndergroundPhoto credits
Space Needle: Another Believer, CC BY-SA 4.0 · Climate Pledge Arena: Sea Cow, CC BY-SA 4.0 · Lumen Field: "Smart Destinations", GoSeattleCard.com, and Go Seattle Card Blog, CC BY-SA 2.0 · Olympic National Park: Wsiegmund, CC BY 2.5 · T-Mobile Park: MyName (Cacophony), CC BY-SA 3.0 · Seattle Underground: Mark Hursh, CC BY-SA 3.0
Moving to Hat Island: who provides what
Hat Island is unincorporated, so Snohomish County and regional agencies provide most services.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Sep 30, 2026.
The data
Ordered by what stands out in Hat Island.
Hat Island faces a very high natural-hazard risk, led by earthquakes
Expected losses in Hat Island break down as 43% from earthquakes and 37% from coastal flooding. The town’s FEMA hazard score is 91 of 100.
FEMA National Risk Index · OpenFEMA
The climate in Hat Island brings mild winters and pleasant summers
Hat Island’s January low stands at 36°F.
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
Hat Island stands out in Washington and nationally: a smaller share of its adults binge drink
The share of adults in Hat Island who have obesity: 31%. Only 4 of the 286 Washington towns we compare have a higher share of adults who have high blood pressure than Hat Island. The town does better than the Washington average on 15 of 31 CDC measures and worse on 8.
| Hat Island | Washington towns | U.S. towns | |
|---|---|---|---|
| Frequent mental distress (CDC PLACES) | 13% | 17% | 17% |
| High blood pressure (CDC PLACES) | 41% | 31% | 35% |
| Binge drink (CDC PLACES) | 13% | 17% | 16% |
| Sleep under 7 hours (CDC PLACES) | 28% | 33% | 36% |
| What stands out | Hat Island | WA |
|---|---|---|
| Fewer adults facing housing insecurity | 6.1% | 9.9% |
| Fewer uninsured adults | 5.3% | 8.4% |
| More adults who have had cancer | 14.4% | 7.9% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Zillow Home Value Index · Redfin Data Center
Everything we know about Hat Island
Colleges nearby
2 within 15 miles of the center of Hat Island
About Hat Island
CDP and Island in Puget Sound
Hat Island (Lushootseed: č̓əč̓əsəliʔ), also known as Gedney Island, is a small island in Possession Sound in the U.S. state of Washington. The island is covered by a census-designated place (CDP) that is part of Snohomish County. The population is 26 as of 2025. The island lies between the mainland city of Everett, Washington, and the southern part of Whidbey Island; it has a land area of 1.768 km2 (436.8 acres).
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 0.7 sq mi
- Elevation
- 207 ft
- Area code
- 425
Questions about Hat Island
Short answers, built from the data on this page.
Is Hat Island, WA a good place to live?
We don’t grade Hat Island yet; the figures below are still real. A town in Washington.