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CondominiumResidential
$235,958$287 / 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 90How 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 $284,900 on Jul 27, 2020

3970 N INTERSTATE AVE

PORTLAND, OR 97227
Building report
1
Baths
822 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.
227 ft²
Lot SizeThe size of the land the home sits on, from county records.
2008
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$236K
$213K low$259K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$284,900 · Jul 27, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,188 (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.$155,430 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$155,430
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$150,910
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$259,260

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMULTNOMAH
Lot (acres)The size of the land the home sits on, from county records.0.01
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Beach Elementary SchoolA
Elementary · Grades KG–5 · 0.5 mi
H
Jefferson High SchoolD-
High · Grades 9–12 · 0.7 mi
M
Ockley Green Middle SchoolC
Middle · Grades 6–8 · 1.1 mi

District: Portland School District 1j

Neighborhood · ZIP 97227These 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.145
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.182

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.6,329
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,011 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,885
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,166
Average tempThe average temperature here across a full year.54°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%

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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

3970 N Interstate 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.

  • Worth less than 98% of homes in Portland 97227
  • Costs less per square foot than 90% of homes in Portland 97227
  • Smaller than 92% of homes in Portland 97227
  • Among the smallest lots in Multnomah County
  • Newer than 92% of homes in Multnomah County

What homes are worth in Portland 97227

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

This home
$235K$1.1M

This home is worth more than 2% of homes in Portland 97227.

How it measures up in Portland 97227

The dot is this home. The mark in the middle is the typical home in Portland 97227.

Estimated value$235,958
CheaperTypical $581,176Pricier

Pricier than 2% of homes nearby

Price per ft²$287
CheaperTypical $363Pricier

Pricier than 10% of homes nearby

Living area822 ft²
SmallerTypical 1,602 ft²Bigger

Bigger than 8% of homes nearby

Lot size227 ft²
SmallerTypical 0.11 acBigger

Bigger than 2% of homes nearby

Year built2008
OlderTypical 1922Newer

Newer than 85% of homes nearby

How 3970 N Interstate Ave ranks against every home in each area.
MeasureThis homePortland 97227Multnomah County
Estimated valuepricier than$235,9582% of homes2% of homes
Price per ft²pricier than$28710% of homes28% of homes
Living areabigger than822 ft²8% of homes10% of homes
Lot sizebigger than227 ft²2% of homesalmost no homes
Year builtnewer than200885% of homes92% of homes

About 3970 N Interstate Ave

How much is 3970 N Interstate Ave, Portland, OR worth?

The TopHap Estimate for 3970 N Interstate Ave, Portland, OR is $235,958 as of Oct 21, 2026. The likely range is $212,993 to $258,923. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3970 N Interstate Ave, Portland, OR last sell?

3970 N Interstate Ave, Portland, OR last sold on Jul 27, 2020 for $284,900, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 3970 N Interstate Ave, Portland, OR?

3970 N Interstate Ave, Portland, OR has 1 bathrooms, 822 square feet of living space and a 0.01-acre lot.

When was 3970 N Interstate Ave, Portland, OR built?

3970 N Interstate Ave, Portland, OR was built in 2008, making it 18 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 3970 N Interstate Ave, Portland, OR?

3970 N Interstate Ave, Portland, OR is assigned to Beach Elementary School (elementary), rated A; Jefferson High School (high), rated D-; Ockley Green Middle School (middle), rated C. All sit in Portland School District 1j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3970 N Interstate Ave, Portland, OR compare to other homes in Portland 97227?

Among the 1,182 homes in Portland 97227, it is worth more than 2% of them ($235,958 against a typical $581,176), its price per square foot is higher than 10% of them ($287 against a typical $363), it is bigger than 8% of them (822 ft² against a typical 1,602 ft²), its lot is bigger than 2% of them (227 ft² against a typical 0.11 ac) and it is newer than 85% of them (2008 against a typical 1922). Measured against all of Multnomah County, it is worth more than 2% 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 3970 N Interstate Ave, Portland, OR?

The 2025 property tax bill for 3970 N Interstate Ave, Portland, OR was $4,188. The county assessed it at $155,430.

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