Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$3,058,581$569 / 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 86How 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 $2,040,000 on Oct 5, 2007

3940 UPPER DR

LAKE OSWEGO, OR 97035
4
Beds
5 / 2
Baths
5,373 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.
0.68 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$3.1M
$2.6M low$3.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,040,000 · Oct 5, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$28,825 (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.$1,500,963 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,457,246
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,791,191

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyClackamas
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.Forced Air
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Lake Grove Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi
M
Lake Oswego Middle SchoolA-
Middle · Grades 6–8 · 1.3 mi
H
Lake Oswego High SchoolA+
High · Grades 9–12 · 1.6 mi

District: Lake Oswego School District

Neighborhood · ZIP 97035These 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.80
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 100.189

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
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.25,687
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,162 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$124,741
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$163,301
Average tempThe average temperature here across a full year.53°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%

Owner Tools

Do you own this home?
Claim this home

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

3940 Upper Dr 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 Lake Oswego 97035
  • Costs more per square foot than 97% of homes in Lake Oswego 97035
  • Among the largest homes in Lake Oswego 97035
  • Has a bigger lot than 92% of homes in Lake Grove
  • Newer than 93% of homes in Lake Oswego 97035

What homes are worth in Lake Oswego 97035

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

This home
$230K$2.2M

This home is worth more than almost all homes in Lake Oswego 97035.

How it measures up in Lake Oswego 97035

The dot is this home. The mark in the middle is the typical home in Lake Oswego 97035.

Estimated value$3,058,581
CheaperTypical $751,015Pricier

Pricier than almost all homes nearby

Price per ft²$569
CheaperTypical $359Pricier

Pricier than 97% of homes nearby

Living area5,373 ft²
SmallerTypical 2,104 ft²Bigger

Bigger than almost all homes nearby

Lot size0.68 ac
SmallerTypical 0.22 acBigger

Bigger than 90% of homes nearby

Year built2006
OlderTypical 1980Newer

Newer than 93% of homes nearby

How 3940 Upper Dr ranks against every home in each area.
MeasureThis homeLake GroveLake Oswego 97035Clackamas County
Estimated valuepricier than$3,058,58198% of homesalmost all homesalmost all homes
Price per ft²pricier than$56990% of homes97% of homes97% of homes
Living areabigger than5,373 ft²98% of homesalmost all homesalmost all homes
Lot sizebigger than0.68 ac92% of homes90% of homes74% of homes
Year builtnewer than200684% of homes93% of homes86% of homes

About 3940 Upper Dr

How much is 3940 Upper Dr, Lake Oswego, OR worth?

The TopHap Estimate for 3940 Upper Dr, Lake Oswego, OR is $3,058,581 as of Sep 24, 2026. The likely range is $2,627,267 to $3,489,895. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3940 Upper Dr, Lake Oswego, OR last sell?

3940 Upper Dr, Lake Oswego, OR last sold on Oct 5, 2007 for $2,040,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3940 Upper Dr, Lake Oswego, OR?

3940 Upper Dr, Lake Oswego, OR has 4 bedrooms, 5 bathrooms and 5,373 square feet of living space.

When was 3940 Upper Dr, Lake Oswego, OR built?

3940 Upper Dr, Lake Oswego, OR was built in 2006, making it 20 years old. The building has 1 story.

What schools serve 3940 Upper Dr, Lake Oswego, OR?

3940 Upper Dr, Lake Oswego, OR is assigned to Lake Grove Elementary School (elementary), rated A-; Lake Oswego Middle School (middle), rated A-; Lake Oswego High School (high), rated A+. All sit in Lake Oswego School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3940 Upper Dr, Lake Oswego, OR compare to other homes in Lake Oswego 97035?

Among the 9,095 homes in Lake Oswego 97035, it is worth more than almost all of them ($3,058,581 against a typical $751,015), its price per square foot is higher than 97% of them ($569 against a typical $359), it is bigger than almost all of them (5,373 ft² against a typical 2,104 ft²), its lot is bigger than 90% of them (0.68 ac against a typical 0.22 ac) and it is newer than 93% of them (2006 against a typical 1980). Measured against all of Clackamas 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 3940 Upper Dr, Lake Oswego, OR?

The 2025 property tax bill for 3940 Upper Dr, Lake Oswego, OR was $28,825. The county assessed it at $1,500,963.

More homes on Upper Dr

Closest homes

More homes in Lake Oswego 97035

Assigned schools

Explore the area

See this home in context

Open 3940 Upper Dr on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map