520 N 137th St, Seattle, WA 98133 Property Records

King County property record for 520 N 137th St, Seattle, WA 98133

Property Summary

Property Type	Single Family Home
Details	4 bd · 1.75 ba · 1,660 sqft · built 1947
Lot Size	0.173 acres (7,540 sqft)
Owner	2 Individual Names on Record
Last Sale	$650,000 (Nov 2021)
Tax Bill	$8,082 (2026)
Deeds & Mortgages	Nov 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`016400-0266`

Property Details

APN / Parcel Number

Primary APN	`016400-0266`
Alternative APN	`016400026601`

Interior

Bedrooms	4 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Stories	1 Story
Building Area	1,660 sqft Living Area
Gross Area	2,320 sqft
1st Floor Area	900 sqft
Upper Floors Area	520 sqft
Basement Area	510 sqft
Finished Basement	240 sqft
Unfinished Basement	270 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1947
Effective Year Built	Effective 1947
Lot Area	7,540 sqft (0.173 acres)
View / Lot	Waterfront
Garage Type	Attached
Garage Area	390 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Electric
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Account Number	016400026601
Street Address	520 N 137TH ST
City	SEATTLE
State	WA
Zip	98133-7413
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	NR2
Legal Description	ALLENDALE ADD E 1/2 OF S 1/2 PLAT BLOCK: 4 PLAT LOT: 14
Legal Range	04
Legal Township	26
Legal Section	19
Legal Subdivision	ALLENDALE ADD
Legal Block	4
Legal Lot Number	14
Jurisdiction	KING WA
Township / Civil Division	SEATTLE
Census Block Group	2
Census Block	2001
Census Tract	404

Owner

Source: King County records, as of October 9, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	520 N 137TH ST, SEATTLE, WA 98133-7413
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Married Couple

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 22, 2021 · Amount on Record
Deed Sale	Nov 22, 2021 · Amount on Record
Prior Sale	Oct 23, 2015 · Amount on Record
Deed Document Number	2021415
Prior Transfer Date	Nov 3, 2021
Prior Transfer Doc	0000000415
Record Updated	Oct 29, 2026

November 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	KING WA
Recording Date	Nov 22, 2021
Property Address	520 N 137TH ST, SEATTLE, WA 98133-7413
Document Number	0000000415
Map Reference	VOL 12 PG 95
Instrument Date	Nov 3, 2021
Instrument	20211122000415
Transaction Type	Transfer
Record Updated	Dec 3, 2021
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount Recorded
Loan-to-Value (LTV)	LTV on Record
Tax	$10,675.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	520 N 137TH ST, SEATTLE, WA 98133-7413

Mortgage

Document Number	0000000416
Date	Nov 22, 2021
Instrument	20211122000416

Lender

Name	MORGAN STANLEY PRIVATE BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2051

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	Washington
County	King County
Municipality	Seattle City
Unified School District	Seattle Public Schools (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$8,082.00 (+10.14%)
2025	$7,338.00	$715,000 (+2.88%) Land $452,000 Building $263,000	$715,000 (+2.88%) Land $452,000 Building $263,000
2024	$7,338.00 (+11.83%)	$695,000 (-1%) Land $440,000 Building $255,000	$695,000 (-1%) Land $440,000 Building $255,000
2022	$6,562.00	$702,000 Land $412,000 Building $290,000	$702,000 Land $412,000 Building $290,000

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 Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 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 Risk	Not 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 System	SEATTLE PUBLIC UTILITIES serves 1,161,961 people · EPA ID WA5377050
Water Source	Surface water
Last State Inspection	Jul 2025
Lead	2 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 546 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
CenturyLink Fiber · DSL in parts of the area	2,000 / 1,000
Starlink Satellite	280 / 30
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Verizon.

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