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Single Family ResidenceResidential
$587,926$273 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $90,000 on Oct 30, 2020

301 E ALDERNEY ST

UNION, WA 98592
2
Beds
2
Baths
2,156 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
2022
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$588K
$549K low$627K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$90,000 · Oct 30, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,405 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$495,965 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$128,770
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$367,195
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$495,965
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$495,965

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.34
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
23
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.
13
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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 Residence
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountyMason
Lot (acres)The size of the land the home sits on, from county records.0.25
ConstructionThe main material the home's frame and walls are built from.Steel Frame
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
FireplaceWhether the home has a fireplace, and what kind.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 84 ft²Patio · 120 ft²Porch · 20 ft²

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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 SchoolD
Elementary · Grades PK–8 · 3.1 mi
H
Shelton High SchoolD+
High · Grades 9–12 · 8.1 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

301 E Alderney St 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 more than 69% of homes in Mason County
  • Costs less per square foot than 79% of homes in Union 98592
  • Bigger than 86% of homes in Mason County
  • Has a smaller lot than 74% of homes in Union 98592
  • Newer than 98% of homes in Mason County

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
$151K$1.4M

This home is worth more than 54% 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$587,926
CheaperTypical $574,685Pricier

Pricier than 54% of homes nearby

Price per ft²$273
CheaperTypical $327Pricier

Pricier than 21% of homes nearby

Living area2,156 ft²
SmallerTypical 1,650 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.25 ac
SmallerTypical 0.41 acBigger

Bigger than 26% of homes nearby

Year built2022
OlderTypical 1993Newer

Newer than 97% of homes nearby

How 301 E Alderney St ranks against every home in each area.
MeasureThis homeUnion 98592Mason County
Estimated valuepricier than$587,92654% of homes69% of homes
Price per ft²pricier than$27321% of homes29% of homes
Living areabigger than2,156 ft²80% of homes86% of homes
Lot sizebigger than0.25 ac26% of homes28% of homes
Year builtnewer than202297% of homes98% of homes

About 301 E Alderney St

How much is 301 E Alderney St, Union, WA worth?

The TopHap Estimate for 301 E Alderney St, Union, WA is $587,926 as of Sep 24, 2026. The likely range is $548,805 to $627,047. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 301 E Alderney St, Union, WA last sell?

301 E Alderney St, Union, WA last sold on Oct 30, 2020 for $90,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 301 E Alderney St, Union, WA?

301 E Alderney St, Union, WA has 2 bedrooms, 2 bathrooms, 2,156 square feet of living space and a 0.25-acre lot.

When was 301 E Alderney St, Union, WA built?

301 E Alderney St, Union, WA was built in 2022, making it 4 years old. It is a mobile home home. The building has 1 story.

What schools serve 301 E Alderney St, Union, WA?

301 E Alderney St, Union, WA is assigned to Hood Canal Elementary School (elementary), rated D; 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 301 E Alderney St, Union, WA compare to other homes in Union 98592?

Among the 1,604 homes in Union 98592, it is worth more than 54% of them ($587,926 against a typical $574,685), its price per square foot is higher than 21% of them ($273 against a typical $327), it is bigger than 80% of them (2,156 ft² against a typical 1,650 ft²), its lot is bigger than 26% of them (0.25 ac against a typical 0.41 ac) and it is newer than 97% of them (2022 against a typical 1993). Measured against all of Mason County, it is worth more than 69% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 301 E Alderney St, Union, WA?

The 2024 property tax bill for 301 E Alderney St, Union, WA was $2,405. The county assessed it at $495,965.

More homes on E Alderney St

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