3115 12th Ave S, Seattle, WA 98144 Property Records

King County property record for 3115 12th Ave S, Seattle, WA 98144

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.25 ba · 2,560 sqft · built 1982
Lot Size0.165 acres (7,200 sqft)
OwnerIndividual Name on Record
Tax Bill$12,501 (2026)
Deeds & MortgagesDec 2018 Transfer
Flood ZoneZone X (minimal risk)
APN307650-0515

Property Details

APN / Parcel Number

Primary APN307650-0515
Alternative APN
  • 307650051500

Interior

Bedrooms4 Beds
Full Baths2.25 Baths
Half Baths2 Half Baths
Stories2 Stories
Building Area2,560 sqft Living Area
Gross Area3,930 sqft
1st Floor Area1,380 sqft
2nd Floor Area1,180 sqft
Basement Area930 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1982
Effective Year BuiltEffective 1982
Lot Area7,200 sqft (0.165 acres)
View / LotWater View
Garage TypeAttached
Garage Area440 sqft
Parking Spaces2 Parking Spaces
PorchOpen Porch
Porch Area60 sqft
Deck Area550 sqft

Utilities, Heating & Cooling

Heating SystemHeat Pump
Heating FuelElectric
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number307650051500
Street Address3115 12TH AVE S
CitySEATTLE
StateWA
Zip98144-5706
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeNR3
Legal DescriptionHANFORDS ADD TO SOUTH SEATTLE PLAT BLOCK: 26 PLAT LOT: 7
Legal Range04
Legal Township24
Legal Section08
Legal SubdivisionHANFORDS ADD TO SOUTH SEATTLE
Legal Block26
Legal Lot Number7
JurisdictionKING WA
Township / Civil DivisionSEATTLE
Census Block Group3
Census Block3000
Census Tract9300

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 Address3115 12TH AVE S, SEATTLE, WA 98144-5706
OccupancyOwner Occupied
Owner TypeIndividual
VestingSole Owner

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleApr 16, 1993
Deed SaleApr 16, 1993
Deed Document Number19934220369
Deed Book / Page1 / 37
Record UpdatedOct 29, 2026

December 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionKING WA
Recording DateDec 7, 2018
Property Address3115 12TH AVE S, SEATTLE, WA 98144-5706
Document Number0000000775
Instrument DateNov 29, 2018
Instrument201812070775
Transaction TypeTransfer
Record UpdatedDec 18, 2018

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address2033 S WELLER ST SEATTLE WA 981442250, SEATTLE, WA 98144-2250

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$12,501.00 (+14.83%)
2025$1,161,000 (+7.4%) Land $590,000 Building $571,000$1,161,000 (+7.4%) Land $590,000 Building $571,000
2024$10,887.00 (+12.38%)$1,081,000 (-0.55%) Land $590,000 Building $491,000$1,081,000 (-0.55%) Land $590,000 Building $491,000
2022$9,688.00$1,087,000 Land $451,000 Building $636,000$1,087,000 Land $451,000 Building $636,000

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 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 RiskLow
lower than 99.1% of the US · lower than 99.4% of Washington
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond 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 370 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
CenturyLink
Fiber
2,000 / 1,000
Astound Broadband
Cable · Fiber in parts of the area
1,500 / 50
Verizon
Fixed Wireless
1,000 / 75
Starlink
Satellite
280 / 30
AT&T
Fixed Wireless
100 / 20

May also be available: T-Mobile, Xfinity.

Nearby Properties on 12th Ave S

Nearby Streets

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