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Single Family ResidentialResidential
$142,441$363 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

3731 E STATE ROUTE 106

UNION, WA 98592
1
Beds
1
Baths
392 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
436 ft²
Lot SizeThe size of the land the home sits on, from county records.
1935
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$142K
$127K low$158K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$359,575 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$351,075
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$8,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$359,575
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$359,575

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.56
99
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
31
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
38
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
99
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
16
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountyMason
Lot (acres)The size of the land the home sits on, from county records.0.01
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Electric
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 168 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Hood Canal Elementary SchoolC+
Elementary · Grades PK–8 · 2.3 mi
H
Shelton High SchoolD-
High · Grades 9–12 · 7.2 mi

District: Shelton School District

Neighborhood · ZIP 98592These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.95
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.253

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.77%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.2,185
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.108 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,127
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,861
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.73 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.33%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

3731 E State Route 106 measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 98% of homes in Union 98592
  • Costs more per square foot than 74% of homes in Mason County
  • Among the smallest homes in Union 98592
  • Among the smallest lots in Union 98592
  • Older than 97% of homes in Union 98592

What homes are worth in Union 98592

Each bar is how many homes fall in that price range. The marker is this home.

This home
$138K$1.3M

This home is worth more than 2% of homes in Union 98592.

How it measures up in Union 98592

The dot is this home. The mark in the middle is the typical home in Union 98592.

Estimated value$142,441
CheaperTypical $526,441Pricier

Pricier than 2% of homes nearby

Price per ft²$363
CheaperTypical $317Pricier

Pricier than 66% of homes nearby

Living area392 ft²
SmallerTypical 1,645 ft²Bigger

Smaller than almost all homes nearby

Lot size436 ft²
SmallerTypical 0.41 acBigger

Smaller than almost all homes nearby

Year built1935
OlderTypical 1993Newer

Newer than 3% of homes nearby

How 3731 E State Route 106 ranks against every home in each area.
MeasureThis homeUnion 98592Mason County
Estimated valuepricier than$142,4412% of homes5% of homes
Price per ft²pricier than$36366% of homes74% of homes
Living areabigger than392 ft²almost no homes2% of homes
Lot sizebigger than436 ft²almost no homesalmost no homes
Year builtnewer than19353% of homes3% of homes

About 3731 E State Route 106

How much is 3731 E State Route 106, Union, WA worth?

The TopHap Estimate for 3731 E State Route 106, Union, WA is $142,441 as of Aug 30, 2026. The likely range is $126,783 to $158,099. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3731 E State Route 106, Union, WA last sell?

3731 E State Route 106, Union, WA last sold on Apr 5, 1994, according to the county's recorded deed.

How big is 3731 E State Route 106, Union, WA?

3731 E State Route 106, Union, WA has 1 bedrooms, 1 bathrooms, 392 square feet of living space and a 0.01-acre lot.

When was 3731 E State Route 106, Union, WA built?

3731 E State Route 106, Union, WA was built in 1935, making it 91 years old. The building has 1 story.

What schools serve 3731 E State Route 106, Union, WA?

3731 E State Route 106, Union, WA is assigned to Hood Canal Elementary School (elementary), rated C+; Shelton High School (high), rated D-. All sit in Shelton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3731 E State Route 106, Union, WA compare to other homes in Union 98592?

Among the 1,596 homes in Union 98592, it is worth more than 2% of them ($142,441 against a typical $526,441), its price per square foot is higher than 66% of them ($363 against a typical $317), it is bigger than almost none of them (392 ft² against a typical 1,645 ft²), its lot is bigger than almost none of them (436 ft² against a typical 0.41 ac) and it is newer than 3% of them (1935 against a typical 1993). Measured against all of Mason County, it is worth more than 5% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on E State Route 106

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Assigned schools

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