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Single Family ResidenceResidential
$2,563,750$597 / 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 Jul 14, 2026
Last sold for $2,000,000 on Jun 3, 2020

18404 OLD RIVER LNDG

LAKE OSWEGO, OR 97034
4
Beds
4
Baths
4,295 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1993
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.6M
$2.4M low$2.7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,000,000 · Jun 3, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$38,885 (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.$2,068,800 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,008,544
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,052,208

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.51
99
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
43
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
97
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
2
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.1 percent flood zone

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
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.Concrete
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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(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.

E
Hallinan Elementary SchoolA+
Elementary · Grades KG–5 · 1.2 mi
H
Lakeridge High SchoolA+
High · Grades 9–12 · 2.6 mi
M
Lakeridge Middle SchoolA
Middle · Grades 6–8 · 4.1 mi

District: Lake Oswego School District

Neighborhood · ZIP 97034These 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.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.185

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.42%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.1%
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.21,771
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,630 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,398
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$199,969
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

18404 Old River Lndg 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 Robinwood
  • Costs more per square foot than 98% of homes in Robinwood
  • Bigger than 96% of homes in Robinwood
  • Has a bigger lot than 82% of homes in Lake Oswego 97034
  • Newer than 89% of homes in Robinwood

What homes are worth in Lake Oswego 97034

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

This home
$361K$4M

This home is worth more than 91% of homes in Lake Oswego 97034.

How it measures up in Lake Oswego 97034

The dot is this home. The mark in the middle is the typical home in Lake Oswego 97034.

Estimated value$2,563,750
CheaperTypical $1,159,593Pricier

Pricier than 91% of homes nearby

Price per ft²$597
CheaperTypical $436Pricier

Pricier than 82% of homes nearby

Living area4,295 ft²
SmallerTypical 2,824 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.46 ac
SmallerTypical 0.25 acBigger

Bigger than 82% of homes nearby

Year built1993
OlderTypical 1974Newer

Newer than 78% of homes nearby

How 18404 Old River Lndg ranks against every home in each area.
MeasureThis homeRobinwoodLake Oswego 97034Clackamas County
Estimated valuepricier than$2,563,750almost all homes91% of homesalmost all homes
Price per ft²pricier than$59798% of homes82% of homes98% of homes
Living areabigger than4,295 ft²96% of homes86% of homes96% of homes
Lot sizebigger than0.46 ac75% of homes82% of homes69% of homes
Year builtnewer than199389% of homes78% of homes66% of homes

About 18404 Old River Lndg

How much is 18404 Old River Lndg, Lake Oswego, OR worth?

The TopHap Estimate for 18404 Old River Lndg, Lake Oswego, OR is $2,563,750 as of Jul 14, 2026. The likely range is $2,402,720 to $2,724,780. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18404 Old River Lndg, Lake Oswego, OR last sell?

18404 Old River Lndg, Lake Oswego, OR last sold on Jun 3, 2020 for $2,000,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 18404 Old River Lndg, Lake Oswego, OR?

18404 Old River Lndg, Lake Oswego, OR has 4 bedrooms, 4 bathrooms and 4,295 square feet of living space.

When was 18404 Old River Lndg, Lake Oswego, OR built?

18404 Old River Lndg, Lake Oswego, OR was built in 1993, making it 33 years old. The building has 2 stories.

What schools serve 18404 Old River Lndg, Lake Oswego, OR?

18404 Old River Lndg, Lake Oswego, OR is assigned to Hallinan Elementary School (elementary), rated A+; Lakeridge High School (high), rated A+; Lakeridge Middle School (middle), rated A. All sit in Lake Oswego School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18404 Old River Lndg, Lake Oswego, OR compare to other homes in Lake Oswego 97034?

Among the 8,182 homes in Lake Oswego 97034, it is worth more than 91% of them ($2,563,750 against a typical $1,159,593), its price per square foot is higher than 82% of them ($597 against a typical $436), it is bigger than 86% of them (4,295 ft² against a typical 2,824 ft²), its lot is bigger than 82% of them (0.46 ac against a typical 0.25 ac) and it is newer than 78% of them (1993 against a typical 1974). 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 18404 Old River Lndg, Lake Oswego, OR?

The 2025 property tax bill for 18404 Old River Lndg, Lake Oswego, OR was $38,885. The county assessed it at $2,068,800.

More homes on Old River Lndg

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Assigned schools

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