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Single Family ResidenceResidential
$563,354$414 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $81,000 on Dec 16, 2021

12820 SW WASHINGTON ST

UNINCORPORATED, OR
3
Beds
2
Baths
1,362 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$563K
$535K low$591K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$81,000 · Dec 16, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,640 (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.$249,950 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$242,670
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$530,170

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.
1
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.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
38
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
CountyWASHINGTON
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Electric
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, Attached
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 · 120 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.

M
Cedar Park Middle SchoolB+
Middle · Grades 6–8 · 1.2 mi
E
Ridgewood Elementary SchoolA-
Elementary · Grades KG–5 · 1.7 mi
H
Beaverton High SchoolB+
High · Grades 9–12 · 2.2 mi

District: Beaverton School District 48j

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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

12820 Sw Washington 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.

  • Costs more per square foot than 94% of homes in Washington County
  • Smaller than 78% of homes in Washington County
  • Older than 81% of homes in Washington County

How it measures up in Washington County

The dot is this home. The mark in the middle is the typical home in Washington County.

Estimated value$563,354
CheaperTypical $559,016Pricier

Pricier than 51% of homes nearby

Price per ft²$414
CheaperTypical $302Pricier

Pricier than 94% of homes nearby

Living area1,362 ft²
SmallerTypical 1,788 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.19 ac
SmallerTypical 0.16 acBigger

Bigger than 62% of homes nearby

Year built1970
OlderTypical 1992Newer

Newer than 19% of homes nearby

How 12820 Sw Washington St ranks against every home in each area.
MeasureThis homeWashington County
Estimated valuepricier than$563,35451% of homes
Price per ft²pricier than$41494% of homes
Living areabigger than1,362 ft²22% of homes
Lot sizebigger than0.19 ac62% of homes
Year builtnewer than197019% of homes

About 12820 Sw Washington St

How much is 12820 Sw Washington St, Unincorporated, OR worth?

The TopHap Estimate for 12820 Sw Washington St, Unincorporated, OR is $563,354 as of Jul 14, 2026. The likely range is $535,336 to $591,372. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12820 Sw Washington St, Unincorporated, OR last sell?

12820 Sw Washington St, Unincorporated, OR last sold on Dec 16, 2021 for $81,000, according to the county's recorded deed.

How big is 12820 Sw Washington St, Unincorporated, OR?

12820 Sw Washington St, Unincorporated, OR has 3 bedrooms, 2 bathrooms, 1,362 square feet of living space and a 0.19-acre lot.

When was 12820 Sw Washington St, Unincorporated, OR built?

12820 Sw Washington St, Unincorporated, OR was built in 1970, making it 56 years old.

What schools serve 12820 Sw Washington St, Unincorporated, OR?

12820 Sw Washington St, Unincorporated, OR is assigned to Cedar Park Middle School (middle), rated B+; Ridgewood Elementary School (elementary), rated A-; Beaverton High School (high), rated B+. All sit in Beaverton School District 48j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12820 Sw Washington St, Unincorporated, OR compare to other homes in Washington County?

Among the 175,423 homes in Washington County, it is worth more than 51% of them ($563,354 against a typical $559,016), its price per square foot is higher than 94% of them ($414 against a typical $302), it is bigger than 22% of them (1,362 ft² against a typical 1,788 ft²), its lot is bigger than 62% of them (0.19 ac against a typical 0.16 ac) and it is newer than 19% of them (1970 against a typical 1992). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 12820 Sw Washington St, Unincorporated, OR?

The 2025 property tax bill for 12820 Sw Washington St, Unincorporated, OR was $4,640. The county assessed it at $249,950.

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