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Single Family ResidenceResidential
$712,620$470 / 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 95How 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 $400,000 on Jun 16, 2017

18888 TRILLIUM DR

WEST LINN, OR 97068
3
Beds
3 / 1
Baths
1,515 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1961
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$713K
$680K low$746K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$400,000 · Jun 16, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,854 (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.$335,317 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$325,551
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$667,767

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.Composition Shingle
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(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
Cedaroak Park Primary SchoolA+
Elementary · Grades EE–5 · 0.1 mi
M
Rosemont Ridge Middle SchoolA
Middle · Grades 6–8 · 1.5 mi
H
West Linn High SchoolA-
High · Grades 9–12 · 2.0 mi

District: West Linn-Wilsonville School District

Neighborhood · ZIP 97068These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.179

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.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.31,770
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,333 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,957
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$178,420
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

18888 Trillium 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.

  • Worth more than 66% of homes in Clackamas County
  • Costs more per square foot than 95% of homes in West Linn 97068
  • Smaller than 83% of homes in West Linn 97068
  • Has a smaller lot than 92% of homes in Robinwood
  • Older than 84% of homes in West Linn 97068

What homes are worth in West Linn 97068

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

This home
$258K$2.4M

This home is worth more than 42% of homes in West Linn 97068.

How it measures up in West Linn 97068

The dot is this home. The mark in the middle is the typical home in West Linn 97068.

Estimated value$712,620
CheaperTypical $772,929Pricier

Pricier than 42% of homes nearby

Price per ft²$470
CheaperTypical $313Pricier

Pricier than 95% of homes nearby

Living area1,515 ft²
SmallerTypical 2,532 ft²Bigger

Bigger than 17% of homes nearby

Lot size0.19 ac
SmallerTypical 0.23 acBigger

Bigger than 31% of homes nearby

Year built1961
OlderTypical 1987Newer

Newer than 16% of homes nearby

How 18888 Trillium Dr ranks against every home in each area.
MeasureThis homeRobinwoodWest Linn 97068Clackamas County
Estimated valuepricier than$712,62049% of homes42% of homes66% of homes
Price per ft²pricier than$47093% of homes95% of homes92% of homes
Living areabigger than1,515 ft²21% of homes17% of homes26% of homes
Lot sizebigger than0.19 ac8% of homes31% of homes36% of homes
Year builtnewer than196134% of homes16% of homes19% of homes

About 18888 Trillium Dr

How much is 18888 Trillium Dr, West Linn, OR worth?

The TopHap Estimate for 18888 Trillium Dr, West Linn, OR is $712,620 as of Sep 24, 2026. The likely range is $679,534 to $745,706. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18888 Trillium Dr, West Linn, OR last sell?

18888 Trillium Dr, West Linn, OR last sold on Jun 16, 2017 for $400,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 18888 Trillium Dr, West Linn, OR?

18888 Trillium Dr, West Linn, OR has 3 bedrooms, 3 bathrooms and 1,515 square feet of living space.

When was 18888 Trillium Dr, West Linn, OR built?

18888 Trillium Dr, West Linn, OR was built in 1961, making it 65 years old. The building has 1 story.

What schools serve 18888 Trillium Dr, West Linn, OR?

18888 Trillium Dr, West Linn, OR is assigned to Cedaroak Park Primary School (elementary), rated A+; Rosemont Ridge Middle School (middle), rated A; West Linn High School (high), rated A-. All sit in West Linn-Wilsonville School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18888 Trillium Dr, West Linn, OR compare to other homes in West Linn 97068?

Among the 11,130 homes in West Linn 97068, it is worth more than 42% of them ($712,620 against a typical $772,929), its price per square foot is higher than 95% of them ($470 against a typical $313), it is bigger than 17% of them (1,515 ft² against a typical 2,532 ft²), its lot is bigger than 31% of them (0.19 ac against a typical 0.23 ac) and it is newer than 16% of them (1961 against a typical 1987). Measured against all of Clackamas County, it is worth more than 66% 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 18888 Trillium Dr, West Linn, OR?

The 2025 property tax bill for 18888 Trillium Dr, West Linn, OR was $5,854. The county assessed it at $335,317.

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