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Single Family ResidenceResidential
$515,946$303 / 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 93How 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 $550,000 on May 5, 2022

11940 SE MATHER RD

CLACKAMAS, OR 97015
3
Beds
2
Baths
1,704 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.
1981
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$516K
$480K low$552K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$550,000 · May 5, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,493 (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.$225,682 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$201,638
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$450,172

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCLACKAMAS
Lot (acres)The size of the land the home sits on, from county records.0.18
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 With Air Conditioning
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.

Foreclosure Filings(3)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Clackamas High SchoolC-
High · Grades 9–12 · 0.5 mi
E
Sunnyside Elementary SchoolB-
Elementary · Grades KG–5 · 0.6 mi
M
Rock Creek Middle SchoolB-
Middle · Grades 6–8 · 0.7 mi

District: North Clackamas School District 12

Neighborhood · ZIP 97015These 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.72
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.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.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.24,454
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,813 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,203
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,734
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

11940 Se Mather 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.

  • Worth less than 75% of homes in Sunnyside
  • Costs more per square foot than 72% of homes in Sunnyside
  • Smaller than 71% of homes in Sunnyside
  • Has a bigger lot than 66% of homes in Clackamas 97015
  • Older than 80% of homes in Sunnyside

What homes are worth in Clackamas 97015

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

This home
$179K$853K

This home is worth more than 27% of homes in Clackamas 97015.

How it measures up in Clackamas 97015

The dot is this home. The mark in the middle is the typical home in Clackamas 97015.

Estimated value$515,946
CheaperTypical $584,398Pricier

Pricier than 27% of homes nearby

Price per ft²$303
CheaperTypical $280Pricier

Pricier than 68% of homes nearby

Living area1,704 ft²
SmallerTypical 1,933 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.18 ac
SmallerTypical 0.16 acBigger

Bigger than 66% of homes nearby

Year built1981
OlderTypical 1994Newer

Newer than 21% of homes nearby

How 11940 Se Mather Rd ranks against every home in each area.
MeasureThis homeSunnysideClackamas 97015Clackamas County
Estimated valuepricier than$515,94625% of homes27% of homes30% of homes
Price per ft²pricier than$30372% of homes68% of homes45% of homes
Living areabigger than1,704 ft²29% of homes36% of homes36% of homes
Lot sizebigger than0.18 ac58% of homes66% of homes34% of homes
Year builtnewer than198120% of homes21% of homes51% of homes

About 11940 Se Mather Rd

How much is 11940 Se Mather Rd, Clackamas, OR worth?

The TopHap Estimate for 11940 Se Mather Rd, Clackamas, OR is $515,946 as of Sep 24, 2026. The likely range is $480,278 to $551,614. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11940 Se Mather Rd, Clackamas, OR last sell?

11940 Se Mather Rd, Clackamas, OR last sold on May 5, 2022 for $550,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 11940 Se Mather Rd, Clackamas, OR?

11940 Se Mather Rd, Clackamas, OR has 3 bedrooms, 2 bathrooms, 1,704 square feet of living space and a 0.18-acre lot.

When was 11940 Se Mather Rd, Clackamas, OR built?

11940 Se Mather Rd, Clackamas, OR was built in 1981, making it 45 years old. The building has 1 story.

What schools serve 11940 Se Mather Rd, Clackamas, OR?

11940 Se Mather Rd, Clackamas, OR is assigned to Clackamas High School (high), rated C-; Sunnyside Elementary School (elementary), rated B-; Rock Creek Middle School (middle), rated B-. All sit in North Clackamas School District 12. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11940 Se Mather Rd, Clackamas, OR compare to other homes in Clackamas 97015?

Among the 6,550 homes in Clackamas 97015, it is worth more than 27% of them ($515,946 against a typical $584,398), its price per square foot is higher than 68% of them ($303 against a typical $280), it is bigger than 36% of them (1,704 ft² against a typical 1,933 ft²), its lot is bigger than 66% of them (0.18 ac against a typical 0.16 ac) and it is newer than 21% of them (1981 against a typical 1994). Measured against all of Clackamas County, it is worth more than 30% 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 11940 Se Mather Rd, Clackamas, OR?

The 2025 property tax bill for 11940 Se Mather Rd, Clackamas, OR was $4,493. The county assessed it at $225,682.

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