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Single Family ResidenceResidential
$1,720,065$774 / 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 87How 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 $1,685,000 on Jul 7, 2025

3400 SW 100TH AVE

PORTLAND, OR 97225
3
Beds
2
Baths
2,223 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1951
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

$1.7M
$1.5M low$1.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,685,000 · Jul 7, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$17,240 (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.$937,370 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$910,070
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,558,210

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.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
29
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
38
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
Lot (acres)The size of the land the home sits on, from county records.0.33
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.Hot Water
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 · 80 ft²Porch · 45 ft²

Transaction History(4)

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
Ridgewood Elementary SchoolA+
Elementary · Grades KG–5 · 0.5 mi
M
Cedar Park Middle SchoolB
Middle · Grades 6–8 · 0.9 mi
H
Beaverton High SchoolC
High · Grades 9–12 · 1.7 mi

District: Beaverton School District 48j

Neighborhood · ZIP 97225These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
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.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.5.4%
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.26,962
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,106 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,884
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$144,714
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.43 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

3400 Sw 100th Ave 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 Washington County
  • Among the highest price per square foot in Portland 97225
  • Bigger than 69% of homes in Washington County
  • Has a bigger lot than 87% of homes in Washington County
  • Older than 94% of homes in Washington County

What homes are worth in Portland 97225

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

This home
$218K$1.7M

This home is worth more than almost all homes in Portland 97225.

How it measures up in Portland 97225

The dot is this home. The mark in the middle is the typical home in Portland 97225.

Estimated value$1,720,065
CheaperTypical $754,852Pricier

Pricier than almost all homes nearby

Price per ft²$774
CheaperTypical $336Pricier

Pricier than almost all homes nearby

Living area2,223 ft²
SmallerTypical 2,284 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.33 ac
SmallerTypical 0.24 acBigger

Bigger than 71% of homes nearby

Year built1951
OlderTypical 1962Newer

Newer than 19% of homes nearby

How 3400 Sw 100th Ave ranks against every home in each area.
MeasureThis homePortland 97225Washington County
Estimated valuepricier than$1,720,065almost all homesalmost all homes
Price per ft²pricier than$774almost all homesalmost all homes
Living areabigger than2,223 ft²48% of homes69% of homes
Lot sizebigger than0.33 ac71% of homes87% of homes
Year builtnewer than195119% of homes6% of homes

About 3400 Sw 100th Ave

How much is 3400 Sw 100th Ave, Portland, OR worth?

The TopHap Estimate for 3400 Sw 100th Ave, Portland, OR is $1,720,065 as of Sep 24, 2026. The likely range is $1,496,534 to $1,943,596. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3400 Sw 100th Ave, Portland, OR last sell?

3400 Sw 100th Ave, Portland, OR last sold on Jul 7, 2025 for $1,685,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3400 Sw 100th Ave, Portland, OR?

3400 Sw 100th Ave, Portland, OR has 3 bedrooms, 2 bathrooms, 2,223 square feet of living space and a 0.33-acre lot.

When was 3400 Sw 100th Ave, Portland, OR built?

3400 Sw 100th Ave, Portland, OR was built in 1951, making it 75 years old.

What schools serve 3400 Sw 100th Ave, Portland, OR?

3400 Sw 100th Ave, Portland, OR is assigned to Ridgewood Elementary School (elementary), rated A+; Cedar Park Middle School (middle), rated B; Beaverton High School (high), rated C. All sit in Beaverton School District 48j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3400 Sw 100th Ave, Portland, OR compare to other homes in Portland 97225?

Among the 7,778 homes in Portland 97225, it is worth more than almost all of them ($1,720,065 against a typical $754,852), its price per square foot is higher than almost all of them ($774 against a typical $336), it is bigger than 48% of them (2,223 ft² against a typical 2,284 ft²), its lot is bigger than 71% of them (0.33 ac against a typical 0.24 ac) and it is newer than 19% of them (1951 against a typical 1962). Measured against all of Washington County, it is worth more than almost all 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 3400 Sw 100th Ave, Portland, OR?

The 2025 property tax bill for 3400 Sw 100th Ave, Portland, OR was $17,240. The county assessed it at $937,370.

More homes on Sw 100th Ave

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