3115 Cascadia Ave S, Seattle, WA 98144 Property Records

King County property record for 3115 Cascadia Ave S, Seattle, WA 98144 · Last verified August 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms2.25 Baths
Year BuiltBuilt 1923
Square Footage4,530 sqft Living Area
Lot Size7,378 sqft (0.169 acres)
OccupancyOwner Occupied
Last Sale$2,147,700 (2017)
Tax Bill$25,124.00 (2026)

Property Details

APN / Parcel Number

Primary APN570000-3480
Alternative APN
  • 570000348005

Interior

Bedrooms4 Beds
Full Baths2.25 Baths
Partial Baths2 Partial Baths
Building Area4,530 sqft Living Area
1st Floor1,620 sqft 1st Floor
2nd Floor1,550 sqft 2nd Floor
Basement Area1,360 sqft Basement
Finished Basement1,360 sqft Finished
Stories2 Stories
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 1923
Effective Year BuiltEffective 1923
Lot Area7,378 sqft (0.169 acres)
Parking Spaces2 Parking Spaces
Garage TypeDetached Garage
Garage Area500 sqft Garage
PorchOpen Porch
Porch Area40 sqft Porch

Utilities and HVAC

Heating SystemRadiant Heating
Heating FuelElectric Heating Fuel
SewageMunicipal Sewage
Water SourceCommercial Water Source

Location & Zoning

Account Number570000348005
Street Address3115 CASCADIA AVE S
CitySEATTLE
StateWA
Zip98144-6215
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionMOUNT BAKER PARK ADD PLAT BLOCK: 49 PLAT LOT: 9
Legal Range04
Legal Township24
Legal Section10
Legal SubdivisionMOUNT BAKER PARK ADD
Legal Block49
Legal Lot Number9
JurisdictionKING WA
Minor Civil DivisionSEATTLE
Census Blockgroup3
Census Block3011
Census Tract9500

Owner

Source: King County records · APN 570000-3480

Assessment roll updated July 7, 2026 · Last verified August 2026

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

Owner of RecordIndividual Name on File
Mailing Address3115 CASCADIA AVE S, SEATTLE, WA 98144-6215
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Feb 08, 2021Deed of Trust, Mortgage · Conventional Mortgage
ON Q FINANCIAL INC
May 29, 2020Deed of Trust, Mortgage · Conventional Mortgage
ON Q FINANCIAL INC
Apr 06, 2017Warranty Deed, Transfer · Conventional Mortgage
ON Q FINANCIAL INC

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleApr 06, 2017 · Amount on Record
Deed SaleApr 06, 2017 · Amount on Record
Prior SaleJan 18, 2011 · Amount on Record
Deed Doc Number2017937
Last Transfer DateMar 13, 2024
Transfer Doc0000000369
Record RefreshedSep 20, 2026

February 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionKING WA
Property Address3115 CASCADIA AVE S, SEATTLE, WA 98144-6215
Transaction TypeMortgage
Record UpdatedFeb 17, 2021
Title CompanyTICOR TITLE INSURANCE COMPANY, TICOR TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000001693
DateFeb 08, 2021
Instrument20210208001693
Lender
NameON Q FINANCIAL INC
TypeFunding / Finance Company
AddressTEMPE, AZ 85281
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueFeb 01, 2051

May 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionKING WA
Property Address3115 CASCADIA AVE S, SEATTLE, WA 98144-6215
Transaction TypeMortgage
Record UpdatedFeb 05, 2021
Title CompanyTICOR TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000002131
DateMay 29, 2020
Instrument20200529002131
Lender
NameON Q FINANCIAL INC
TypeLending Institution
AddressTEMPE, AZ 85281
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJun 01, 2050

April 2017: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionKING WA
Recording DateApr 06, 2017
Property Address3115 CASCADIA AVE S, SEATTLE, WA 98144-6215
Document Number0000000937
Map ReferenceVOL16 PG3
Instrument DateApr 04, 2017
Instrument20170406000937
Transaction TypeTransfer
Record UpdatedJul 30, 2021
Title CompanyCHICAGO TITLE

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address3115 CASCADIA AVE S, SEATTLE, WA 98144-6215

Mortgage

Document Number0000000938
DateApr 06, 2017
Instrument20170406000938
Lender
NameON Q FINANCIAL INC
TypeLending Institution
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueMay 01, 2047

Tax Assessment & Valuation

Source: King County records · Assessment roll updated July 7, 2026 · Last verified August 2026

Property Jurisdictions

TypeName
StateWashington
CountyKing County
MunicipalitySeattle City
Unified School DistrictSeattle Public Schools (PK - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed ValueAssessed Market Value
2026$25,124.00 (+16.77%)
2025$2,435,000 (+8.85%) Land $1,091,000 Building $1,344,000$2,435,000 (+8.85%) Land $1,091,000 Building $1,344,000
2024$21,516.00 (+10.82%)$2,237,000 (-2.1%) Land $1,091,000 Building $1,146,000$2,237,000 (-2.1%) Land $1,091,000 Building $1,146,000
2022$19,415.00$2,285,000 Land $1,017,000 Building $1,268,000$2,285,000 Land $1,017,000 Building $1,268,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, King County (53033C), updated September 23, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Historic Designation

Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026

Historic DistrictWithin the Mount Baker Park Historic District
listed 2018 · 649 contributing resources · NRIS 100002975

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

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