3320 Cascadia Ave S, Seattle, WA 98144 Property Records

King County property record for 3320 Cascadia Ave S, Seattle, WA 98144

Property Summary

Property TypeSingle Family Home
Details4 bd · 3.25 ba · 4,480 sqft · built 1927
Lot Size0.171 acres (7,464 sqft)
OwnerIndividual Name on Record
Last Sale$587,500 (Jun 1997)
Tax Bill$28,751 (2026)
Deeds & MortgagesJun 2017 Transfer
Flood ZoneZone X (minimal risk)
APN570000-3960

Property Details

APN / Parcel Number

Primary APN570000-3960
Alternative APN
  • 570000396004

Interior

Bedrooms4 Beds
Full Baths3.25 Baths
Half Baths2 Half Baths
Stories2 Stories
Building Area4,480 sqft Living Area
Gross Area4,840 sqft
1st Floor Area1,530 sqft
2nd Floor Area1,490 sqft
Basement Area1,460 sqft
Finished Basement1,460 sqft
Fireplaces1 Fireplace
FireplaceFireplace
ElevatorElevator

Exterior

Year BuiltBuilt 1927
Effective Year BuiltEffective 1927
Lot Area7,464 sqft (0.171 acres)
View / LotWater View
Garage TypeAttached
Garage Area360 sqft
Parking Spaces1 Parking Space

Exterior Amenities

PorchOpen Porch
Porch Area400 sqft
Deck Area240 sqft
Sports CourtSports Court

Utilities, Heating & Cooling

Heating SystemRadiant
Heating FuelElectric
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number570000396004
Street Address3320 CASCADIA AVE S
CitySEATTLE
StateWA
Zip98144-7026
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeNR2
Legal DescriptionMOUNT BAKER PARK ADD PLAT BLOCK: 61 PLAT LOT: 4
Legal Range04
Legal Township24
Legal Section15
Legal SubdivisionMOUNT BAKER PARK ADD
Legal Block61
Legal Lot Number4
JurisdictionKING WA
Township / Civil DivisionSEATTLE
Census Block Group3
Census Block3053
Census Tract9500

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 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.

Owner

Source: King County records, as of July 7, 2026

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 Address3320 CASCADIA AVE S, SEATTLE, WA 98144-7026
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJun 16, 1997 · Amount on Record
Deed SaleJun 16, 1997 · Amount on Record
Deed Document Number19971029
Record UpdatedSep 20, 2026

June 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionKING WA
Recording DateJun 5, 2017
Property Address3320 CASCADIA AVE S, SEATTLE, WA 98144-7026
Document Number0000001135
Instrument DateMay 30, 2017
Instrument201706051135
Transaction TypeTransfer
Record UpdatedJun 9, 2017

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipSeparate Estate/Property
Address3320 CASCADIA AVE S SEATTLE WA 981447026, SEATTLE, WA 98144-7026

Tax Assessment & Valuation

Source: King County assessment roll, as of July 7, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$28,751.00 (+16.85%)
2025$2,801,000 (+8.86%) Land $1,247,000 Building $1,554,000$2,801,000 (+8.86%) Land $1,247,000 Building $1,554,000
2024$24,605.00 (+10.84%)$2,573,000 (-2.09%) Land $1,247,000 Building $1,326,000$2,573,000 (-2.09%) Land $1,247,000 Building $1,326,000
2022$22,199.00$2,628,000 Land $1,163,000 Building $1,465,000$2,628,000 Land $1,163,000 Building $1,465,000

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 September 23, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Claims4 (1995–2016)
Claims Outside the SFHA4 of 4
Most Recent ClaimJan 2016 · rainfall accumulation

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 SystemSEATTLE PUBLIC UTILITIES
serves 1,161,961 people · EPA ID WA5377050
Water SourceSurface water
Last State InspectionJul 2025
Lead2 ppb (2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 168 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable
2,000 / 2,000

May also be available: AT&T, CenturyLink, T-Mobile, Verizon.

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