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18525 101st Ave NE, Bothell, WA 98011 Property Records

King County property record for 18525 101st Ave NE, Bothell, WA 98011

Property Summary

Property TypeMedical Building
Details2,808 sqft · built 1900
Lot Size0.165 acres (7,200 sqft)
OwnerCompany Name on Record
Last Sale$490,000 (Dec 2003)
Tax Bill$7,565 (2026)
Deeds & MortgagesDec 2019 Transfer
Dec 2019 Transfer
+ 1 more
Flood ZoneZone X (minimal risk)
APN097000-0030

Property Details

APN / Parcel Number

Primary APN097000-0030
Alternative APN
  • 097000003000

Interior

Stories2 Stories
Building Area2,808 sqft Gross Area

Exterior

Year BuiltBuilt 1900
Effective Year BuiltEffective 1990
Architectural StyleCustom Design
Construction TypeWood
Fire ResistanceWood or Wood & Steel Frame
Lot Area7,200 sqft (0.165 acres)
Total Buildings2 Buildings

Utilities, Heating & Cooling

Cooling SystemWall Unit
Heating SystemFloor/Wall Furnace
Heating FuelElectric
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number097000003000
Street Address18525 101ST AVE NE
CityBOTHELL
StateWA
Zip98011-3452
Property CategoryCommercial
Property TypeCommercial > Office > Medical Building
Local Zoning CodeDT
Legal DescriptionBOTHELLS 1ST ADD PLAT BLOCK: 1 PLAT LOT: 6
Legal Range05
Legal Township26
Legal Section05
Legal SubdivisionBOTHELLS 1ST ADD
Legal Block1
Legal Lot Number6
JurisdictionKING WA
Township / Civil DivisionSEATTLE EAST
Census Block Group3
Census Block3001
Census Tract21803

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 Address305 236TH PL SW, BOTHELL, WA 98021-8689
Owner TypeCompany

Deeds, Mortgages & Sale History

DateDocument
Dec 11, 2019Quit Claim Deed, Transfer
ATTORNEY ONLY
Dec 11, 2019Quit Claim Deed, Transfer
ATTORNEY ONLY
Dec 11, 2019Quit Claim Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed NamesName on Deed
Last SaleDec 11, 2003 · Amount on Record
Deed SaleDec 11, 2003 · Amount on Record
Deed Document Number20032369
Last Transfer DateOct 10, 2019
Transfer Doc0000000052
Record UpdatedSep 20, 2026

December 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionKING WA
Recording DateDec 11, 2019
Property Address18525 101ST AVE NE, BOTHELL, WA 98011-3452
Document Number0000000052
Instrument DateDec 10, 2019
Instrument201912110052
Transaction TypeTransfer
Record UpdatedDec 23, 2019
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name

December 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionKING WA
Recording DateDec 11, 2019
Property Address18525 101ST AVE NE, BOTHELL, WA 98011-3452
Document Number0000000051
Instrument DateDec 10, 2019
Instrument201912110051
Transaction TypeTransfer
Record UpdatedDec 23, 2019
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address18525 101ST AVE NE BOTHELL WA 980113452, BOTHELL, WA 98011-3452

December 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionKING WA
Recording DateDec 11, 2019
Property Address18525 101ST AVE NE, BOTHELL, WA 98011-3452
Document Number0000000053
Instrument DateOct 10, 2019
Instrument201912110053
Transaction TypeTransfer
Record UpdatedDec 23, 2019
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address18525 101ST AVE NE BOTHELL WA 980113452, BOTHELL, WA 98011-3452

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateWashington
CountyKing County
MunicipalityBothell City
Unified School DistrictNorthshore School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$7,565.00 (+17.14%)
2025$6,458.00$721,000 (+11.09%) Land $720,000 Building $1,000$721,000 (+11.09%) Land $720,000 Building $1,000
2024$6,458.00 (+7.22%)$649,000 (-0.87%) Land $648,000 Building $1,000$649,000 (-0.87%) Land $648,000 Building $1,000
2022$6,023.00$654,700 Land $374,400 Building $280,300$654,700 Land $374,400 Building $280,300

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

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; 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 SystemCITY OF BOTHELL WATER
serves 33,643 people · EPA ID WA5307900
Water SourcePurchased surface water from several systems
Last State InspectionAug 2024

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
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 445 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Ziply Fiber
Fiber		6,000 / 6,000
Xfinity
Cable		2,000 / 250
Verizon
Fixed Wireless		300 / 20
AT&T
Fixed Wireless		100 / 20

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

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