3724 SW 99th St, Seattle, WA 98126 Property Records

King County property record for 3724 SW 99th St, Seattle, WA 98126

Property Summary

Property TypeSingle Family Home
Details3 bd · 1 ba · 1,280 sqft · built 1965
Lot Size0.122 acres (5,320 sqft)
Owner2 Individual Names on File
Last Sale$95,809 (Oct 2016)
Tax Bill$7,208 (2026)
Deeds & MortgagesSep 2020 Mortgage
Flood ZoneZone X (minimal risk)
APN003700-0100

Property Details

APN / Parcel Number

Primary APN003700-0100
Alternative APN
  • 003700010006

Interior

Bedrooms3 Beds
Full Baths1 Bath
Stories1 Story
Building Area1,280 sqft Living Area
1st Floor Area1,280 sqft
Fireplaces1 Fireplace
FireplaceFireplace
ElevatorElevator

Exterior

Year BuiltBuilt 1965
Effective Year BuiltEffective 1965
Lot Area5,320 sqft (0.122 acres)
Garage TypeCarport
Garage Area240 sqft
CarportCarport
Carport Area240 sqft
PorchOpen Porch
Porch Area50 sqft
Deck Area600 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C
Heating FuelElectric
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number003700010006
Street Address3724 SW 99TH ST
CitySEATTLE
StateWA
Zip98126-4026
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeNR3
Legal DescriptionADAMS HEIGHTS ADD PLAT BLOCK: 1 PLAT LOT: 20
Legal Range03
Legal Township23
Legal Section02
Legal SubdivisionADAMS HEIGHTS
Legal Block1
Legal Lot Number20
JurisdictionKING WA
Township / Civil DivisionSEATTLE
Census Block Group3
Census Block3012
Census Tract12000

Owner

3724 SW 99th St is owned and occupied by two individuals who bought it in October 2016.

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

Owner of Record2 Individual Names on File
Mailing Address3724 SW 99TH ST, SEATTLE, WA 98126-4026
OccupancyOwner Occupied
Owner TypeIndividual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleOct 14, 2016 · Amount on File
Deed SaleOct 14, 2016 · Amount on File
Prior SaleJun 30, 2009 · Amount on File
Deed Document Number2016569
Prior Transfer DateOct 3, 2016
Prior Transfer Doc0000000569
Record UpdatedOct 29, 2026

September 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionKING WA
Property Address3724 SW 99TH ST, SEATTLE, WA 98126-4026
Transaction TypeMortgage
Record UpdatedFeb 5, 2021
Title CompanyFIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000000652
DateSep 15, 2020
Instrument20200915000652
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
AddressPONTIAC, MI 48341
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term361 Months
DueOct 1, 2050

Tax Assessment & Valuation

The 2026 property tax bill for 3724 SW 99th St was $7,208.

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$7,208.00
2025$654,000 (+4.81%) Land $402,000 Building $252,000$654,000 (+4.81%) Land $402,000 Building $252,000
2024$6,429.00$624,000 Land $382,000 Building $242,000$624,000 Land $382,000 Building $242,000
2022$5,486.00$591,000 Land $274,000 Building $317,000$591,000 Land $274,000 Building $317,000

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

Flood

FEMA maps place 3724 SW 99th St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1978.

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 Claims1 (1978)
Most Recent ClaimFeb 1978 · tidal / storm surge

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

Wildfire risk around 3724 SW 99th St is low, with less than a 0.01% annual chance of 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 774 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
CenturyLink
Fiber · DSL in parts of the area
2,000 / 1,000
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20
T-Mobile
Fixed Wireless
100 / 20
AT&T
Fixed Wireless
100 / 20

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