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Single Family ResidenceResidential
$896,923$439 / 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 Aug 30, 2026
Last sold for $508,000 on Feb 14, 2014

21905 SW RIGGS RD

BEAVERTON, OR 97078
3
Beds
3
Baths
2,044 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.
2.5 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

$897K
$863K low$930K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$508,000 · Feb 14, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,741 (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.$523,850 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$493,330
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$905,930

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.46
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
28
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.
94
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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

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.1998
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 · 80 ft²Shed · 100 ft²Patio · 80 ft²Porch · 160 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
Hazeldale Elementary SchoolC-
Elementary · Grades PK–5 · 1.1 mi
H
Aloha High SchoolB-
High · Grades 9–12 · 2.3 mi
M
Mountain View Middle SchoolD
Middle · Grades 6–8 · 2.6 mi

District: Beaverton School District 48j

Neighborhood · ZIP 97078These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.184

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.12%
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.27,026
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,082 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,144
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,401
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.41 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

21905 Sw Riggs 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.

  • Among the most valuable homes in Beaverton 97078
  • Costs more per square foot than 96% of homes in Beaverton 97078
  • Bigger than 86% of homes in Beaverton 97078
  • Among the largest lots in Beaverton 97078
  • Older than 72% of homes in Laurel / Blooming / Scholls / River Road

What homes are worth in Beaverton 97078

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

This home
$294K$686K

This home is worth more than almost all homes in Beaverton 97078.

How it measures up in Beaverton 97078

The dot is this home. The mark in the middle is the typical home in Beaverton 97078.

Estimated value$896,923
CheaperTypical $487,201Pricier

Pricier than almost all homes nearby

Price per ft²$439
CheaperTypical $316Pricier

Pricier than 96% of homes nearby

Living area2,044 ft²
SmallerTypical 1,528 ft²Bigger

Bigger than 86% of homes nearby

Lot size2.5 ac
SmallerTypical 0.18 acBigger

Bigger than almost all homes nearby

Year built1977
OlderTypical 1977Newer

Newer than 52% of homes nearby

How 21905 Sw Riggs Rd ranks against every home in each area.
MeasureThis homeLaurel / Blooming / Scholls / River RoadBeaverton 97078Washington County
Estimated valuepricier than$896,92375% of homesalmost all homes93% of homes
Price per ft²pricier than$43995% of homes96% of homes96% of homes
Living areabigger than2,044 ft²50% of homes86% of homes63% of homes
Lot sizebigger than2.5 ac66% of homesalmost all homes97% of homes
Year builtnewer than197728% of homes52% of homes30% of homes

About 21905 Sw Riggs Rd

How much is 21905 Sw Riggs Rd, Beaverton, OR worth?

The TopHap Estimate for 21905 Sw Riggs Rd, Beaverton, OR is $896,923 as of Aug 30, 2026. The likely range is $863,467 to $930,379. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21905 Sw Riggs Rd, Beaverton, OR last sell?

21905 Sw Riggs Rd, Beaverton, OR last sold on Feb 14, 2014 for $508,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21905 Sw Riggs Rd, Beaverton, OR?

21905 Sw Riggs Rd, Beaverton, OR has 3 bedrooms, 3 bathrooms and 2,044 square feet of living space.

When was 21905 Sw Riggs Rd, Beaverton, OR built?

21905 Sw Riggs Rd, Beaverton, OR was built in 1977, making it 49 years old.

What schools serve 21905 Sw Riggs Rd, Beaverton, OR?

21905 Sw Riggs Rd, Beaverton, OR is assigned to Hazeldale Elementary School (elementary), rated C-; Aloha High School (high), rated B-; Mountain View Middle School (middle), rated D. All sit in Beaverton School District 48j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21905 Sw Riggs Rd, Beaverton, OR compare to other homes in Beaverton 97078?

Among the 6,585 homes in Beaverton 97078, it is worth more than almost all of them ($896,923 against a typical $487,201), its price per square foot is higher than 96% of them ($439 against a typical $316), it is bigger than 86% of them (2,044 ft² against a typical 1,528 ft²), its lot is bigger than almost all of them (2.5 ac against a typical 0.18 ac) and it is newer than 52% of them (1977 against a typical 1977). Measured against all of Washington County, it is worth more than 93% 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 21905 Sw Riggs Rd, Beaverton, OR?

The 2025 property tax bill for 21905 Sw Riggs Rd, Beaverton, OR was $8,741. The county assessed it at $523,850.

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