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4 Nansen Summit, Lake Oswego, OR 97035 Property Records

Multnomah County property record for 4 Nansen Summit, Lake Oswego, OR 97035

Property Summary

Property TypeSingle Family Home
Details3 bd · 3 ba · 3,148 sqft · built 1982
Lot Size0.213 acres (9,312 sqft)
OwnerIndividual Name on Record
Last Sale$412,000 (Nov 2011)
Tax Bill$14,663 (2025)
Deeds & MortgagesSep 2020 Mortgage
APN1S1E31DA 02500

Property Details

APN / Parcel Number

Primary APN1S1E31DA 02500
Alternative APNs
  • R590013640
  • R222840

Interior

Bedrooms3 Beds
Full Baths3 Baths
Half Baths1 Half Bath
Plumbing Fixtures17 Plumbing Fixtures
Stories2 Stories
Building Area3,148 sqft Living Area
1st Floor Area1,111 sqft
2nd Floor Area607 sqft
Basement Area1,430 sqft
Finished Basement1,430 sqft

Interior Amenities

Fireplaces2 Fireplaces
FireplaceFireplace
IntercomIntercom
Central VacuumCentral Vacuum

Exterior

Year BuiltBuilt 1982
Architectural StyleOther
Exterior MaterialWood
Foundation TypeConcrete
Roof MaterialComposition Shingle
Lot Area9,312 sqft (0.213 acres)
Garage TypeAttached
Garage Area450 sqft
Parking Spaces2 Parking Spaces
Deck Area350 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air
Heating FuelGas

Location & Zoning

Account NumberR222840
Old Parcel NumberR590013640
Street Address4 NANSEN SMT
CityLAKE OSWEGO
StateOR
Zip97035-1030
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR7.5
Legal DescriptionMOUNTAIN PARK, BLOCK 49, LOT 8
Legal Range01E
Legal Township01S
Legal Section31
Legal QuarterSE
Quarter-Quarter SectionNE
Legal SubdivisionMOUNTAIN PARK
Legal Block49
Legal Lot Number8
JurisdictionMULTNOMAH OR
Township / Civil DivisionPORTLAND WEST
Census Block Group1
Census Block1007
Census Tract6404

Owner

Source: Multnomah County records, as of December 15, 2025

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on Record
Mailing Address4 NANSEN SMT, LAKE OSWEGO, OR 97035-1030
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleNov 23, 2011 · Amount on Record
Deed SaleNov 23, 2011 · Amount on Record
Prior SaleDec 16, 2004 · Amount on Record
Deed Document Number2011-130782
Record UpdatedJun 8, 2026

September 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMULTNOMAH OR
Property Address4 NANSEN SMT, LAKE OSWEGO, OR 97035-1030
Transaction TypeMortgage
Record UpdatedFeb 5, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000120902
DateSep 21, 2020
Instrument2020-120902
Lender
NameSECURE ONE CAPITAL CORP
TypeMortgage Company
AddressCOSTA MESA, CA 92626
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueSep 1, 2050

Tax Assessment & Valuation

Source: Multnomah County assessment roll, as of September 30, 2025

Property Jurisdictions

TypeName
StateOregon
CountyMultnomah County
MunicipalityLake Oswego City
Unified School DistrictPortland School District 1J (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$14,663.00 (+3.1%)$677,830 (+3%)$955,950 (+0.98%) Land $388,500 Building $567,450
2024$14,222.00 (-0.22%)$658,090 (+3%)$946,670 (-5.5%) Land $373,500 Building $573,170
2023$14,253.00 (+4.16%)$638,930 (+3%)$1,001,820 (+5.38%) Land $373,500 Building $628,320
2022$13,684.00$620,330$950,700 Land $363,500 Building $587,200

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective May 31, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneNot included in the FIRM
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemLAKE OSWEGO MUNICIPAL WATER
serves 40,000 people · EPA ID OR4100457
Water SourcePurchased surface water from LAKE OSWEGO - TIGARD WATER SUPPLY
Last State InspectionOct 2025
Lead2 ppb (2024–2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting2
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 389 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Verizon
Fixed Wireless		300 / 20
CenturyLink
DSL		140 / 20
T-Mobile
Fixed Wireless		100 / 20

May also be available: AT&T, Ziply Fiber.

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