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Single Family ResidenceResidential
$623,324$281 / 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 Oct 21, 2026
Last sold for $470,000 on Jul 6, 2007

10928 SW KOLLER ST

TUALATIN, OR 97062
3
Beds
3
Baths
2,215 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
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

$623K
$585K low$662K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$470,000 · Jul 6, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,855 (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.$432,220 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$419,640
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$677,940

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.32
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
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.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
10
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.0.15
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.Patio · 152 ft²Porch · 43 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.

H
Tualatin High SchoolC-
High · Grades 9–12 · 0.8 mi
E
Tualatin Elementary SchoolB
Elementary · Grades KG–5 · 1.0 mi
M
Hazelbrook Middle SchoolC
Middle · Grades 6–8 · 2.2 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

10928 Sw Koller 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 less than 87% of homes in Ibach
  • Smaller than 84% of homes in Ibach
  • Has a smaller lot than 74% of homes in Tualatin 97062
  • Newer than 86% 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
$265K$1.7M

This home is worth more than 50% 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$623,324
CheaperTypical $620,144Pricier

Pricier than 50% of homes nearby

Price per ft²$281
CheaperTypical $293Pricier

Pricier than 39% of homes nearby

Living area2,215 ft²
SmallerTypical 2,070 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.15 ac
SmallerTypical 0.18 acBigger

Bigger than 26% of homes nearby

Year built2003
OlderTypical 1990Newer

Newer than 86% of homes nearby

How 10928 Sw Koller St ranks against every home in each area.
MeasureThis homeIbachTualatin 97062Washington County
Estimated valuepricier than$623,32413% of homes50% of homes66% of homes
Price per ft²pricier than$28156% of homes39% of homes38% of homes
Living areabigger than2,215 ft²16% of homes55% of homes68% of homes
Lot sizebigger than0.15 ac32% of homes26% of homes44% of homes
Year builtnewer than200366% of homes86% of homes75% of homes

About 10928 Sw Koller St

How much is 10928 Sw Koller St, Tualatin, OR worth?

The TopHap Estimate for 10928 Sw Koller St, Tualatin, OR is $623,324 as of Oct 21, 2026. The likely range is $584,814 to $661,834. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10928 Sw Koller St, Tualatin, OR last sell?

10928 Sw Koller St, Tualatin, OR last sold on Jul 6, 2007 for $470,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 10928 Sw Koller St, Tualatin, OR?

10928 Sw Koller St, Tualatin, OR has 3 bedrooms, 3 bathrooms, 2,215 square feet of living space and a 0.15-acre lot.

When was 10928 Sw Koller St, Tualatin, OR built?

10928 Sw Koller St, Tualatin, OR was built in 2003, making it 23 years old.

What schools serve 10928 Sw Koller St, Tualatin, OR?

10928 Sw Koller St, Tualatin, OR is assigned to Tualatin High School (high), rated C-; Tualatin Elementary School (elementary), rated B; 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 10928 Sw Koller St, Tualatin, OR compare to other homes in Tualatin 97062?

Among the 7,847 homes in Tualatin 97062, it is worth more than 50% of them ($623,324 against a typical $620,144), its price per square foot is higher than 39% of them ($281 against a typical $293), it is bigger than 55% of them (2,215 ft² against a typical 2,070 ft²), its lot is bigger than 26% of them (0.15 ac against a typical 0.18 ac) and it is newer than 86% of them (2003 against a typical 1990). Measured against all of Washington County, it is worth more than 66% 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 10928 Sw Koller St, Tualatin, OR?

The 2025 property tax bill for 10928 Sw Koller St, Tualatin, OR was $7,855. The county assessed it at $432,220.

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