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Single Family ResidenceResidential
$424,887$402 / 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 94How 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

8115 331ST ST S

ROY, WA 98580
2
Beds
1
Baths
1,056 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.
1.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$425K
$398K low$452K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$727 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$365,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$149,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$216,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$369,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$365,700

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 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 Residence
CountyPIERCE
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1997
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Deck · 528 ft²Patio · 368 ft²Porch · 480 ft²

Transaction History(1)

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
McKenna Elementary SchoolB
Elementary · Grades KG–5 · 1.5 mi
M
Yelm Middle SchoolC+
Middle · Grades 6–8 · 3.4 mi
H
Yelm High SchoolC+
High · Grades 9–12 · 4.1 mi

District: Yelm Community Schools

Neighborhood · ZIP 98580These 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.102
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.228

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.12,465
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.150 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$108,996
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,519
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.42 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.47%

Owner Tools

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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

8115 331st St S 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 90% of homes in Roy 98580
  • Costs more per square foot than 91% of homes in Roy 98580
  • Smaller than 88% of homes in Pierce County
  • Has a bigger lot than 87% of homes in Pierce County
  • Older than 69% of homes in Roy 98580

What homes are worth in Roy 98580

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

This home
$305K$1.1M

This home is worth more than 10% of homes in Roy 98580.

How it measures up in Roy 98580

The dot is this home. The mark in the middle is the typical home in Roy 98580.

Estimated value$424,887
CheaperTypical $623,408Pricier

Pricier than 10% of homes nearby

Price per ft²$402
CheaperTypical $317Pricier

Pricier than 91% of homes nearby

Living area1,056 ft²
SmallerTypical 1,723 ft²Bigger

Bigger than 13% of homes nearby

Lot size1.23 ac
SmallerTypical 2.44 acBigger

Bigger than 31% of homes nearby

Year built1984
OlderTypical 1994Newer

Newer than 31% of homes nearby

How 8115 331st St S ranks against every home in each area.
MeasureThis homeRoy 98580Pierce County
Estimated valuepricier than$424,88710% of homes14% of homes
Price per ft²pricier than$40291% of homes82% of homes
Living areabigger than1,056 ft²13% of homes12% of homes
Lot sizebigger than1.23 ac31% of homes87% of homes
Year builtnewer than198431% of homes49% of homes

About 8115 331st St S

How much is 8115 331st St S, Roy, WA worth?

The TopHap Estimate for 8115 331st St S, Roy, WA is $424,887 as of Sep 24, 2026. The likely range is $398,103 to $451,671. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8115 331st St S, Roy, WA last sell?

8115 331st St S, Roy, WA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 8115 331st St S, Roy, WA?

8115 331st St S, Roy, WA has 2 bedrooms, 1 bathrooms and 1,056 square feet of living space.

When was 8115 331st St S, Roy, WA built?

8115 331st St S, Roy, WA was built in 1984, making it 42 years old. The building has 1 story.

What schools serve 8115 331st St S, Roy, WA?

8115 331st St S, Roy, WA is assigned to McKenna Elementary School (elementary), rated B; Yelm Middle School (middle), rated C+; Yelm High School (high), rated C+. All sit in Yelm Community Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8115 331st St S, Roy, WA compare to other homes in Roy 98580?

Among the 4,681 homes in Roy 98580, it is worth more than 10% of them ($424,887 against a typical $623,408), its price per square foot is higher than 91% of them ($402 against a typical $317), it is bigger than 13% of them (1,056 ft² against a typical 1,723 ft²), its lot is bigger than 31% of them (1.23 ac against a typical 2.44 ac) and it is newer than 31% of them (1984 against a typical 1994). Measured against all of Pierce County, it is worth more than 14% 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 8115 331st St S, Roy, WA?

The 2025 property tax bill for 8115 331st St S, Roy, WA was $727. The county assessed it at $365,700.

More homes on 331st St S

Closest homes

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