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5501 6th Ave S, Seattle, WA 98108 Property Records

King County property record for 5501 6th Ave S, Seattle, WA 98108

Property Summary

Property TypeIndustrial Park
Details12,878 sqft · built 1976
Lot Size0.647 acres (28,162 sqft)
OwnerCompany Name on Record
Last Sale$4,750,000 (May 2025)
Tax Bill$37,996 (2026)
Flood ZoneZone X (minimal risk)
APN172280-0340

Property Details

APN / Parcel Number

Primary APN172280-0340
Alternative APN
  • 172280034007

Interior

Stories1 Story
Building Area12,878 sqft Gross Area

Exterior

Year BuiltBuilt 1976
Effective Year BuiltEffective 2000
Architectural StyleCustom Design
Construction TypeMasonry / Concrete Block
Fire ResistanceMasonry Walls, Wood Interior
Lot Area28,162 sqft (0.647 acres)

Utilities, Heating & Cooling

Heating SystemHeat Pump
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number172280034007
Street Address5501 6TH AVE S
CitySEATTLE
StateWA
Zip98108-2503
Property CategoryIndustrial
Property TypeIndustrial > Industrial Park
Local Zoning CodeUI U/85
Legal DescriptionCOMMERCIAL ST STEAM MOTOR ADD ELY 34.00 FT OF LOTS 4 & 9 TGW ALL OF LOTS 5-6-7 & 8 TGW THAT POR OF VAC ALLEY ADJ PER C.O.S. ORD NO. 104504 - AKA PARCEL A OF SEATTLE LOT BOUNDARY ADJUST NO. 9803736 REC NO 19990824900001
Legal Range04
Legal Township24
Legal Section20
Legal SubdivisionCOMMERCIAL ST STEAM MOTOR ADD
Legal Block16
Legal Lot Number4-9
JurisdictionKING WA
Township / Civil DivisionSEATTLE
Census Block Group2
Census Block2041
Census Tract10900

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 RecordCompany Name on Record
Mailing Address5501 6TH AVE S, SEATTLE, WA 98108-2503
Owner TypeCompany
VestingCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMay 27, 2025 · Amount on Record
Deed SaleMay 27, 2025 · Amount on Record
Prior SaleNov 29, 1984 · Amount on Record
Deed Document Number2025773
Record UpdatedOct 29, 2026

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$37,996.00 (+5.65%)
2025$35,964.00$3,172,800 (-2.3%) Land $1,689,700 Building $1,483,100$3,172,800 (-2.3%) Land $1,689,700 Building $1,483,100
2024$35,964.00 (+9.85%)$3,247,400 (-3.85%) Land $1,689,700 Building $1,557,700$3,247,400 (-3.85%) Land $1,689,700 Building $1,557,700
2022$32,740.00$3,377,400 Land $1,408,100 Building $1,969,300$3,377,400 Land $1,408,100 Building $1,969,300

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 Policies2 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 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 142 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable · Fiber in parts of the area		2,000 / 2,000
AT&T
Fixed Wireless		100 / 20

May also be available: Astound Broadband, CenturyLink, T-Mobile, Verizon.

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