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Single Family ResidenceResidential
$717,328$459 / 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 Sep 24, 2026
Last sold for $600,000 on Sep 25, 2018

3511 SE KNAPP ST

PORTLAND, OR 97202
2
Beds
1
Baths
1,564 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1938
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$717K
$675K low$760K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$600,000 · Sep 25, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,715 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$325,720 (2024)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$325,720
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$679,610

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 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.minimal

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
CountyMultnomah
Lot (acres)The size of the land the home sits on, from county records.0.16
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.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
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 · 100 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
Duniway Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
M
Sellwood Middle SchoolA+
Middle · Grades 6–8 · 1.3 mi
H
Cleveland High SchoolA
High · Grades 9–12 · 2.0 mi

District: Portland School District 1j

Neighborhood · ZIP 97202These 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.108
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 100.188

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
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.41,758
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,738 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$99,875
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,747
Average tempThe average temperature here across a full year.54°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%

Owner Tools

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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

3511 Se Knapp 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 82% of homes in Eastmoreland
  • Costs more per square foot than 86% of homes in Multnomah County
  • Smaller than 86% of homes in Eastmoreland
  • Has a bigger lot than 83% of homes in Portland 97202
  • Older than 71% of homes in Multnomah County

What homes are worth in Portland 97202

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

This home
$325K$1.3M

This home is worth more than 66% of homes in Portland 97202.

How it measures up in Portland 97202

The dot is this home. The mark in the middle is the typical home in Portland 97202.

Estimated value$717,328
CheaperTypical $631,982Pricier

Pricier than 66% of homes nearby

Price per ft²$459
CheaperTypical $391Pricier

Pricier than 73% of homes nearby

Living area1,564 ft²
SmallerTypical 1,665 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.16 ac
SmallerTypical 0.11 acBigger

Bigger than 83% of homes nearby

Year built1938
OlderTypical 1929Newer

Newer than 55% of homes nearby

How 3511 Se Knapp St ranks against every home in each area.
MeasureThis homeEastmorelandPortland 97202Multnomah County
Estimated valuepricier than$717,32818% of homes66% of homes82% of homes
Price per ft²pricier than$45980% of homes73% of homes86% of homes
Living areabigger than1,564 ft²14% of homes44% of homes52% of homes
Lot sizebigger than0.16 ac65% of homes83% of homes56% of homes
Year builtnewer than193864% of homes55% of homes29% of homes

About 3511 Se Knapp St

How much is 3511 Se Knapp St, Portland, OR worth?

The TopHap Estimate for 3511 Se Knapp St, Portland, OR is $717,328 as of Sep 24, 2026. The likely range is $675,103 to $759,553. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3511 Se Knapp St, Portland, OR last sell?

3511 Se Knapp St, Portland, OR last sold on Sep 25, 2018 for $600,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3511 Se Knapp St, Portland, OR?

3511 Se Knapp St, Portland, OR has 2 bedrooms, 1 bathrooms, 1,564 square feet of living space and a 0.16-acre lot.

When was 3511 Se Knapp St, Portland, OR built?

3511 Se Knapp St, Portland, OR was built in 1938, making it 88 years old. The building has 1 story.

What schools serve 3511 Se Knapp St, Portland, OR?

3511 Se Knapp St, Portland, OR is assigned to Duniway Elementary School (elementary), rated A+; Sellwood Middle School (middle), rated A+; Cleveland High School (high), rated A. All sit in Portland School District 1j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3511 Se Knapp St, Portland, OR compare to other homes in Portland 97202?

Among the 12,725 homes in Portland 97202, it is worth more than 66% of them ($717,328 against a typical $631,982), its price per square foot is higher than 73% of them ($459 against a typical $391), it is bigger than 44% of them (1,564 ft² against a typical 1,665 ft²), its lot is bigger than 83% of them (0.16 ac against a typical 0.11 ac) and it is newer than 55% of them (1938 against a typical 1929). Measured against all of Multnomah County, it is worth more than 82% 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 3511 Se Knapp St, Portland, OR?

The 2024 property tax bill for 3511 Se Knapp St, Portland, OR was $8,715. The county assessed it at $325,720.

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