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Single Family ResidenceResidential
$708,295$246 / 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 96How 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 $728,000 on Oct 25, 2022

21145 SW ARAPAHO CT

TUALATIN, OR 97062
3
Beds
3
Baths
2,885 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
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

$708K
$683K low$734K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$728,000 · Oct 25, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,348 (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.$404,310 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$392,540
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$659,340

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.
18
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
Lot (acres)The size of the land the home sits on, from county records.0.20
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.Forced Air With Air Conditioning
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.Patio · 170 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
Byrom Elementary SchoolB
Elementary · Grades PK–5 · 0.3 mi
H
Tualatin High SchoolC-
High · Grades 9–12 · 0.6 mi
M
Hazelbrook Middle SchoolD+
Middle · Grades 6–8 · 2.1 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%

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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

21145 Sw Arapaho Ct 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 96% of homes in Martinazzi Woods
  • Costs less per square foot than 94% of homes in Martinazzi Woods
  • Bigger than 97% of homes in Martinazzi Woods
  • Has a bigger lot than 72% of homes in Martinazzi Woods
  • Older than 82% 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
$259K$1.7M

This home is worth more than 66% 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$708,295
CheaperTypical $620,511Pricier

Pricier than 66% of homes nearby

Price per ft²$246
CheaperTypical $294Pricier

Pricier than 7% of homes nearby

Living area2,885 ft²
SmallerTypical 2,063 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.2 ac
SmallerTypical 0.18 acBigger

Bigger than 68% of homes nearby

Year built1977
OlderTypical 1990Newer

Newer than 18% of homes nearby

How 21145 Sw Arapaho Ct ranks against every home in each area.
MeasureThis homeMartinazzi WoodsTualatin 97062Washington County
Estimated valuepricier than$708,29596% of homes66% of homes79% of homes
Price per ft²pricier than$2466% of homes7% of homes12% of homes
Living areabigger than2,885 ft²97% of homes80% of homes87% of homes
Lot sizebigger than0.2 ac72% of homes68% of homes70% of homes
Year builtnewer than197735% of homes18% of homes30% of homes

About 21145 Sw Arapaho Ct

How much is 21145 Sw Arapaho Ct, Tualatin, OR worth?

The TopHap Estimate for 21145 Sw Arapaho Ct, Tualatin, OR is $708,295 as of Sep 24, 2026. The likely range is $682,574 to $734,016. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21145 Sw Arapaho Ct, Tualatin, OR last sell?

21145 Sw Arapaho Ct, Tualatin, OR last sold on Oct 25, 2022 for $728,000, according to the county's recorded deed.

How big is 21145 Sw Arapaho Ct, Tualatin, OR?

21145 Sw Arapaho Ct, Tualatin, OR has 3 bedrooms, 3 bathrooms, 2,885 square feet of living space and a 0.20-acre lot.

When was 21145 Sw Arapaho Ct, Tualatin, OR built?

21145 Sw Arapaho Ct, Tualatin, OR was built in 1977, making it 49 years old.

What schools serve 21145 Sw Arapaho Ct, Tualatin, OR?

21145 Sw Arapaho Ct, Tualatin, OR is assigned to Byrom Elementary School (elementary), rated B; Tualatin High School (high), rated C-; Hazelbrook Middle School (middle), rated D+. All sit in Tigard-Tualatin School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21145 Sw Arapaho Ct, Tualatin, OR compare to other homes in Tualatin 97062?

Among the 7,845 homes in Tualatin 97062, it is worth more than 66% of them ($708,295 against a typical $620,511), its price per square foot is higher than 7% of them ($246 against a typical $294), it is bigger than 80% of them (2,885 ft² against a typical 2,063 ft²), its lot is bigger than 68% of them (0.2 ac against a typical 0.18 ac) and it is newer than 18% of them (1977 against a typical 1990). Measured against all of Washington County, it is worth more than 79% 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 21145 Sw Arapaho Ct, Tualatin, OR?

The 2025 property tax bill for 21145 Sw Arapaho Ct, Tualatin, OR was $7,348. The county assessed it at $404,310.

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