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Single Family ResidenceResidential
$483,042$366 / 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 Aug 30, 2026

8640 SW MONTICELLO ST

BEAVERTON, OR 97008
3
Beds
2
Baths
1,318 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.
1982
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

$483K
$455K low$511K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,886 (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.$229,050 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$222,380
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$469,750

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.34
1
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.
95
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.1985
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.Patio · 120 ft²

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
Hiteon Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
H
Southridge High SchoolC+
High · Grades 9–12 · 0.5 mi
M
Conestoga Middle SchoolC+
Middle · Grades 6–8 · 0.8 mi

District: Beaverton School District 48j

Neighborhood · ZIP 97008These 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.119
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.187

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
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.29,524
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,958 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,570
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,798
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%

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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

8640 Sw Monticello 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 South Beaverton
  • Costs more per square foot than 84% of homes in Washington County
  • Smaller than 87% of homes in South Beaverton
  • Newer than 73% of homes in Beaverton 97008

What homes are worth in Beaverton 97008

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

This home
$222K$823K

This home is worth more than 25% of homes in Beaverton 97008.

How it measures up in Beaverton 97008

The dot is this home. The mark in the middle is the typical home in Beaverton 97008.

Estimated value$483,042
CheaperTypical $563,497Pricier

Pricier than 25% of homes nearby

Price per ft²$366
CheaperTypical $310Pricier

Pricier than 81% of homes nearby

Living area1,318 ft²
SmallerTypical 1,708 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.18 ac
SmallerTypical 0.18 acBigger

Bigger than 54% of homes nearby

Year built1982
OlderTypical 1977Newer

Newer than 73% of homes nearby

How 8640 Sw Monticello St ranks against every home in each area.
MeasureThis homeSouth BeavertonBeaverton 97008Washington County
Estimated valuepricier than$483,04213% of homes25% of homes31% of homes
Price per ft²pricier than$36679% of homes81% of homes84% of homes
Living areabigger than1,318 ft²13% of homes21% of homes19% of homes
Lot sizebigger than0.18 ac54% of homes54% of homes62% of homes
Year builtnewer than198245% of homes73% of homes39% of homes

About 8640 Sw Monticello St

How much is 8640 Sw Monticello St, Beaverton, OR worth?

The TopHap Estimate for 8640 Sw Monticello St, Beaverton, OR is $483,042 as of Aug 30, 2026. The likely range is $455,370 to $510,714. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8640 Sw Monticello St, Beaverton, OR last sell?

8640 Sw Monticello St, Beaverton, OR last sold on Nov 25, 2019, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 8640 Sw Monticello St, Beaverton, OR?

8640 Sw Monticello St, Beaverton, OR has 3 bedrooms, 2 bathrooms, 1,318 square feet of living space and a 0.18-acre lot.

When was 8640 Sw Monticello St, Beaverton, OR built?

8640 Sw Monticello St, Beaverton, OR was built in 1982, making it 44 years old.

What schools serve 8640 Sw Monticello St, Beaverton, OR?

8640 Sw Monticello St, Beaverton, OR is assigned to Hiteon Elementary School (elementary), rated A-; Southridge High School (high), rated C+; Conestoga Middle School (middle), rated C+. All sit in Beaverton School District 48j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8640 Sw Monticello St, Beaverton, OR compare to other homes in Beaverton 97008?

Among the 8,013 homes in Beaverton 97008, it is worth more than 25% of them ($483,042 against a typical $563,497), its price per square foot is higher than 81% of them ($366 against a typical $310), it is bigger than 21% of them (1,318 ft² against a typical 1,708 ft²), its lot is bigger than 54% of them (0.18 ac against a typical 0.18 ac) and it is newer than 73% of them (1982 against a typical 1977). Measured against all of Washington County, it is worth more than 31% 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 8640 Sw Monticello St, Beaverton, OR?

The 2025 property tax bill for 8640 Sw Monticello St, Beaverton, OR was $4,886. The county assessed it at $229,050.

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