18509 51st Ave SE, Bothell, WA 98012 Property Records

Snohomish County property record for 18509 51st Ave SE, Bothell, WA 98012

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.5 ba · 3,059 sqft · built 1994
Lot Size2.5 acres (108,900 sqft)
OwnerIndividual Name on Record
Last Sale$582,780 (Jul 2012)
Tax Bill$11,660 (2026)
Flood ZoneZone X (minimal risk)
APN0515-002-027-00

Property Details

APN / Parcel Number

Primary APN0515-002-027-00
Alternative APNs
  • 270515-002-027-00
  • 15270520270002
  • 152705202700
  • 1006103

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms5 Rooms
Units5 Units
Stories2 Stories
Building Area3,059 sqft Living Area
Gross Area3,539 sqft
1st Floor Area1,884 sqft
FlooringCarpet
Interior WallsWallboard/Drywall
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1994
Effective Year BuiltEffective 1994
Architectural StyleMulti-Level
Exterior MaterialWood Siding
Construction TypeFrame
Foundation TypeRaised
Roof TypeGable
Roof MaterialComposition Shingle
Lot Area108,900 sqft
Garage TypeAttached
Garage Area480 sqft
Parking Spaces5 Parking Spaces

Exterior Amenities

PorchSundeck
Porch Area95 sqft
Deck Area471 sqft
Patio Area471 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C
Heating FuelGas

Location & Zoning

Account Number1006103
Street Address18509 51ST AVE SE
CityBOTHELL
StateWA
Zip98012-7427
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR-5
Legal DescriptionSEC 15 TWP 27 RGE 05 E1/2 W1/2 S1/2 N1/2 SW1/4 NW1/4 AKA PARCEL B OF BLA 132-93 REC AF NO 9402250189
Legal Range05
Legal Township27
Legal Section15
Legal SubdivisionBLA 9402250189
Legal Block152
Legal Lot Number27
JurisdictionSNOHOMISH WA
Township / Civil DivisionMALTBY
Census Block Group2
Census Block2001
Census Tract52107

Owner

Source: Snohomish County records, as of September 18, 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 Address18509 51ST AVE SE, BOTHELL, WA 98012-7427
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJul 13, 2012 · Amount on Record
Deed SaleJul 13, 2012 · Amount on Record
Prior SaleMay 5, 2010 · Amount on Record
Deed Document Number2012647
Prior Transfer DateOct 19, 2011
Prior Transfer Doc0000000658
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

Source: Snohomish County assessment roll, as of September 18, 2026

Property Jurisdictions

TypeName
StateWashington
CountySnohomish County
Unified School DistrictNorthshore School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$11,660.00 (+18.23%)$1,343,700 (+9.34%) Land $848,800 Building $494,900$1,343,700 (+9.34%) Land $848,800 Building $494,900
2023$9,862.00 (+4.98%)$1,228,900 (+32.2%) Land $700,800 Building $528,100$1,228,900 (+32.2%) Land $700,800 Building $528,100
2022$9,394.00$929,600 Land $472,900 Building $456,700$929,600 Land $472,900 Building $456,700

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 March 17, 2022 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone A, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies4 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 80% of the US · lower than 84% of Washington
Wildfire Likelihood0.01% annual chance
ExposureDirect
burnable vegetation

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 SystemCROSS VALLEY WATER DISTRICT
serves 24,695 people · EPA ID WA5316270
Water SourcePurchased surface water from several systems
Last State InspectionDec 2021
Lead3 ppb (2022–2024)
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 35 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
T-Mobile
Fixed Wireless
100 / 20

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