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Multi-Family Dwellings (Generic, Any Combination)Residential
Last sold for $14,850,000 on Jul 29, 2021

831 RISLEY AVE

GLADSTONE, OR 97027
0
Baths
3.8 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$14,850,000 · Jul 29, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$133,877 (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.$6,644,303 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$6,450,780
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$13,660,540

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.30 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.Multi-Family Dwellings (Generic, Any Combination)
CountyClackamas
Lot (acres)The size of the land the home sits on, from county records.3.80
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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.

H
Gladstone High SchoolB
High · Grades 9–12 · 0.4 mi
E
John Wetten Elementary SchoolB-
Elementary · Grades 1–5 · 0.4 mi
M
Kraxberger Middle SchoolB+
Middle · Grades 6–8 · 1.1 mi

District: Gladstone School District 115

Neighborhood · ZIP 97027These 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.109
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 100.176

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.12,430
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,729 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,903
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$105,311
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%

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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

831 Risley 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 largest lots in Gladstone 97027
  • Newer than 88% of homes in Gladstone 97027

How it measures up in Gladstone 97027

The dot is this home. The mark in the middle is the typical home in Gladstone 97027.

Lot size3.8 ac
SmallerTypical 0.17 acBigger

Bigger than almost all homes nearby

Year built1990
OlderTypical 1971Newer

Newer than 88% of homes nearby

How 831 Risley Ave ranks against every home in each area.
MeasureThis homeGladstone 97027Clackamas County
Lot sizebigger than3.8 acalmost all homes89% of homes
Year builtnewer than199088% of homes61% of homes

About 831 Risley Ave

When did 831 Risley Ave, Gladstone, OR last sell?

831 Risley Ave, Gladstone, OR last sold on Jul 29, 2021 for $14,850,000, according to the county's recorded deed.

When was 831 Risley Ave, Gladstone, OR built?

831 Risley Ave, Gladstone, OR was built in 1990, making it 36 years old.

What schools serve 831 Risley Ave, Gladstone, OR?

831 Risley Ave, Gladstone, OR is assigned to Gladstone High School (high), rated B; John Wetten Elementary School (elementary), rated B-; Kraxberger Middle School (middle), rated B+. All sit in Gladstone School District 115. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 831 Risley Ave, Gladstone, OR compare to other homes in Gladstone 97027?

Among the 3,769 homes in Gladstone 97027, its lot is bigger than almost all of them (3.8 ac against a typical 0.17 ac) and it is newer than 88% of them (1990 against a typical 1971). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 831 Risley Ave, Gladstone, OR?

The 2025 property tax bill for 831 Risley Ave, Gladstone, OR was $133,877. The county assessed it at $6,644,303.

Closest homes

More homes in Gladstone 97027

Assigned schools

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