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Area data

Hamilton, WA — ZIP 98255

Population: 198 (Census ACS)

The median home value in ZIP 98255 (Hamilton, WA) is $217,500. FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with coastalflooding, icestorm, volcanicactivity the top-rated hazards. Cost of living is 7.0% above the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$217,500

Median home value

Relatively Moderate

Hazard risk (county)

Home values & appreciation

Median home value
$217,500
House Price Index (state)
588.1 (+2.2% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Affordability

Cost of living index (Above Average)
107.0 (100 = US avg)
Electricity rate (state-level)
13.1¢/kWh
Natural gas rate (state-level)
$17.60/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
coastalFlooding, iceStorm, volcanicActivity, earthquake, inlandFlooding
Notable hazard ratings (county)
avalanche: Relatively Low · coastalFlooding: Relatively High · coldWave: Relatively Low · earthquake: Relatively Moderate · heatWave: Relatively Low · iceStorm: Relatively High
Wildfire risk to homes (county)
Higher than 44% of US counties
Buildings in wildfire direct-exposure zone
43.2%
Radon potential (county)
Low radon potential — EPA Zone 3 of 3
EPA Superfund (NPL) sites within 5 mi
None
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Average annual temperature
49.0°F
Average high
61.0°F
Average low
37.0°F
Annual precipitation
51.8 in
USDA plant hardiness zone
8b (extreme annual low 15 to 20°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
26
Days with Good air quality
357
Days with Moderate air quality
9
Highest AQI recorded (year)
59

Source: EPA air quality data (nearest monitoring station, annual)

Amenities

National parks within ~60 mi
3
Nearest national park
North Cascades National Park (38 mi)
National parks include
North Cascades National Park, Ebey's Landing National Historical Reserve, San Juan Island National Historical Park
Airports within 30 mi
21
Nearest airport
Mears Field Airport (11 mi)
Nearest major airport
Arlington Municipal Airport (26 mi)
Hospitals nearby (~15 mi)
8
Hospitals include
SKAGIT VALLEY HOSPITAL, ISLAND HOSPITAL, PROVIDENCE REGIONAL MEDICAL CENTER EVERETT
Avg hospital rating (CMS)
2.9 / 5
Best hospital rating nearby (CMS)
5.0 / 5
Solar radiation rating
Poor (3.2 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Housing stock

Median year housing built
1,951
Housing built before 1970
65.7%
Housing built 2000 or later
9.5%
Median annual property tax
$1,875
Households with broadband internet
62.6%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
40,441
Average weekly wage
$1,111
Top industries (by employment)
Health Care, Accommodation & Food, Construction
Annual residential building permits (county)
265

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the median home value in ZIP 98255?
$217,500.
What is the natural-hazard risk in ZIP 98255?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: coastalFlooding, iceStorm, volcanicActivity, earthquake, inlandFlooding.
What is the wildfire risk in ZIP 98255?
Risk to homes is higher than 44% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in ZIP 98255?
Low radon potential — EPA Zone 3 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near ZIP 98255?
No current or proposed National Priorities List sites within 5 miles (EPA).
What is the air quality in ZIP 98255?
Good. Median AQI: 26. (EPA AQI).
What is the cost of living in ZIP 98255?
Regional Price Parity: 107.0 (100 = US average) (Above Average) (BEA RPP, metro/state-level).

Nearby ZIP codes

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Data last updated

Most recent source refresh: Sep 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents