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Single Family ResidenceResidential
$449,975$352 / 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 93How 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 $171,000 on Sep 19, 2005

20310 SW ROCK RD

BEAVERTON, OR 97003
3
Beds
2
Baths
1,277 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
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

$450K
$418K low$482K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$171,000 · Sep 19, 2005
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$145,975
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$116,780
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.71%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$269,000
AMERISAVE MORTGAGE CORP · recorded Dec 22, 2021
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$35,000
OREGON COMMUNITY CU

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,740 (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.$251,370 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$244,050
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$457,990

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.36
10
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.
39
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
92
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.
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%

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.0.18
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.Deck · 600 ft²Patio · 450 ft²Sprinklers

Transaction History(7)

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
Indian Hills Elementary SchoolB-
Elementary · Grades PK–6 · 0.5 mi
M
R. A. Brown Middle SchoolC+
Middle · Grades 7–8 · 0.9 mi
H
Century High SchoolA
High · Grades 9–12 · 1.5 mi

District: Hillsboro School District 1j

Neighborhood · ZIP 97003These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.190

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.29,155
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,150 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,086
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,447
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.40 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.48%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

20310 Sw Rock Rd 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 78% of homes in Washington County
  • Costs more per square foot than 80% of homes in Beaverton 97003
  • Smaller than 83% of homes in Washington County
  • Has a bigger lot than 71% of homes in Beaverton 97003
  • Older than 67% of homes in Washington County

What homes are worth in Beaverton 97003

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

This home
$274K$696K

This home is worth more than 40% of homes in Beaverton 97003.

How it measures up in Beaverton 97003

The dot is this home. The mark in the middle is the typical home in Beaverton 97003.

Estimated value$449,975
CheaperTypical $469,900Pricier

Pricier than 40% of homes nearby

Price per ft²$352
CheaperTypical $304Pricier

Pricier than 80% of homes nearby

Living area1,277 ft²
SmallerTypical 1,488 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.18 ac
SmallerTypical 0.14 acBigger

Bigger than 71% of homes nearby

Year built1978
OlderTypical 1991Newer

Newer than 35% of homes nearby

How 20310 Sw Rock Rd ranks against every home in each area.
MeasureThis homeCooper Mountain - Aloha NorthBeaverton 97003Washington County
Estimated valuepricier than$449,97533% of homes40% of homes22% of homes
Price per ft²pricier than$35277% of homes80% of homes78% of homes
Living areabigger than1,277 ft²19% of homes21% of homes17% of homes
Lot sizebigger than0.18 ac68% of homes71% of homes62% of homes
Year builtnewer than197839% of homes35% of homes33% of homes

About 20310 Sw Rock Rd

How much is 20310 Sw Rock Rd, Beaverton, OR worth?

The TopHap Estimate for 20310 Sw Rock Rd, Beaverton, OR is $449,975 as of Jul 14, 2026. The likely range is $417,562 to $482,388. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20310 Sw Rock Rd, Beaverton, OR last sell?

20310 Sw Rock Rd, Beaverton, OR last sold on Sep 19, 2005 for $171,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 20310 Sw Rock Rd, Beaverton, OR?

20310 Sw Rock Rd, Beaverton, OR has 3 bedrooms, 2 bathrooms, 1,277 square feet of living space and a 0.18-acre lot.

When was 20310 Sw Rock Rd, Beaverton, OR built?

20310 Sw Rock Rd, Beaverton, OR was built in 1978, making it 48 years old.

What schools serve 20310 Sw Rock Rd, Beaverton, OR?

20310 Sw Rock Rd, Beaverton, OR is assigned to Indian Hills Elementary School (elementary), rated B-; R. A. Brown Middle School (middle), rated C+; Century High School (high), rated A. All sit in Hillsboro School District 1j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20310 Sw Rock Rd, Beaverton, OR compare to other homes in Beaverton 97003?

Among the 7,823 homes in Beaverton 97003, it is worth more than 40% of them ($449,975 against a typical $469,900), its price per square foot is higher than 80% of them ($352 against a typical $304), it is bigger than 21% of them (1,277 ft² against a typical 1,488 ft²), its lot is bigger than 71% of them (0.18 ac against a typical 0.14 ac) and it is newer than 35% of them (1978 against a typical 1991). Measured against all of Washington County, it is worth more than 22% 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 20310 Sw Rock Rd, Beaverton, OR?

The 2025 property tax bill for 20310 Sw Rock Rd, Beaverton, OR was $3,740. The county assessed it at $251,370.

Closest homes

More homes in Beaverton 97003

Assigned schools

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