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Single Family ResidenceResidential
$560,565$326 / 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 98How 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 $261,500 on Mar 28, 2013

20645 SW 90TH AVE

TUALATIN, OR 97062
3
Beds
2
Baths
1,720 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
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

$561K
$551K low$570K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$261,500 · Mar 28, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,798 (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.$319,050 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$309,760
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$575,060

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.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
41
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
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
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.1993
Lot (acres)The size of the land the home sits on, from county records.0.16
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.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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.Deck · 360 ft²Patio · 220 ft²

Transaction History(3)

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
Tualatin Elementary SchoolB
Elementary · Grades KG–5 · 0.4 mi
H
Tualatin High SchoolC-
High · Grades 9–12 · 0.8 mi
M
Hazelbrook Middle SchoolC
Middle · Grades 6–8 · 1.9 mi

District: Tigard-Tualatin School District

Neighborhood · ZIP 97062These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.183

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.29,385
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,046 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,053
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$129,327
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.48%

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

20645 Sw 90th Ave 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 66% of homes in Martinazzi Woods
  • Costs more per square foot than 71% of homes in Tualatin 97062
  • Smaller than 66% of homes in Tualatin 97062
  • Has a smaller lot than 69% of homes in Martinazzi Woods
  • Older than 88% of homes in Tualatin 97062

What homes are worth in Tualatin 97062

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

This home
$268K$1.8M

This home is worth more than 34% of homes in Tualatin 97062.

How it measures up in Tualatin 97062

The dot is this home. The mark in the middle is the typical home in Tualatin 97062.

Estimated value$560,565
CheaperTypical $621,731Pricier

Pricier than 34% of homes nearby

Price per ft²$326
CheaperTypical $293Pricier

Pricier than 71% of homes nearby

Living area1,720 ft²
SmallerTypical 2,066 ft²Bigger

Bigger than 34% of homes nearby

Lot size0.16 ac
SmallerTypical 0.18 acBigger

Bigger than 37% of homes nearby

Year built1973
OlderTypical 1990Newer

Newer than 12% of homes nearby

How 20645 Sw 90th Ave ranks against every home in each area.
MeasureThis homeMartinazzi WoodsTualatin 97062Washington County
Estimated valuepricier than$560,56566% of homes34% of homes52% of homes
Price per ft²pricier than$32654% of homes71% of homes67% of homes
Living areabigger than1,720 ft²63% of homes34% of homes46% of homes
Lot sizebigger than0.16 ac31% of homes37% of homes51% of homes
Year builtnewer than197323% of homes12% of homes23% of homes

About 20645 Sw 90th Ave

How much is 20645 Sw 90th Ave, Tualatin, OR worth?

The TopHap Estimate for 20645 Sw 90th Ave, Tualatin, OR is $560,565 as of Sep 24, 2026. The likely range is $551,137 to $569,993. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20645 Sw 90th Ave, Tualatin, OR last sell?

20645 Sw 90th Ave, Tualatin, OR last sold on Mar 28, 2013 for $261,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20645 Sw 90th Ave, Tualatin, OR?

20645 Sw 90th Ave, Tualatin, OR has 3 bedrooms, 2 bathrooms, 1,720 square feet of living space and a 0.16-acre lot.

When was 20645 Sw 90th Ave, Tualatin, OR built?

20645 Sw 90th Ave, Tualatin, OR was built in 1973, making it 53 years old.

What schools serve 20645 Sw 90th Ave, Tualatin, OR?

20645 Sw 90th Ave, Tualatin, OR is assigned to Tualatin Elementary School (elementary), rated B; Tualatin High School (high), rated C-; Hazelbrook Middle School (middle), rated C. All sit in Tigard-Tualatin School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20645 Sw 90th Ave, Tualatin, OR compare to other homes in Tualatin 97062?

Among the 7,846 homes in Tualatin 97062, it is worth more than 34% of them ($560,565 against a typical $621,731), its price per square foot is higher than 71% of them ($326 against a typical $293), it is bigger than 34% of them (1,720 ft² against a typical 2,066 ft²), its lot is bigger than 37% of them (0.16 ac against a typical 0.18 ac) and it is newer than 12% of them (1973 against a typical 1990). Measured against all of Washington County, it is worth more than 52% 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 20645 Sw 90th Ave, Tualatin, OR?

The 2025 property tax bill for 20645 Sw 90th Ave, Tualatin, OR was $5,798. The county assessed it at $319,050.

More homes on Sw 90th Ave

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