100 N 43rd St, Seattle, WA 98103 Property Records

King County property record for 100 N 43rd St, Seattle, WA 98103

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 1,250 sqft · built 1910
Lot Size	0.076 acres (3,302 sqft)
Owner	2 Individual Names on Record
Last Sale	$400,000 (Sep 2005)
Tax Bill	$7,892 (2026)
Deeds & Mortgages	May 2026 Line of Credit Jan 2021 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`661000-0751`

Property Details

APN / Parcel Number

Primary APN	`661000-0751`
Alternative APN	`661000075100`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Stories	1 Story
Building Area	1,250 sqft Living Area
Gross Area	1,580 sqft
1st Floor Area	790 sqft
Basement Area	550 sqft
Finished Basement	460 sqft
Unfinished Basement	90 sqft

Exterior

Year Built	Built 1910
Effective Year Built	Effective 1968
Lot Area	3,302 sqft (0.076 acres)
Garage Type	Attached
Garage Area	240 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating Fuel	Electric
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Account Number	661000075100
Street Address	100 N 43RD ST
City	SEATTLE
State	WA
Zip	98103-7012
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	NR3
Legal Description	PALATINE HILL ADD W 55 FT PLAT BLOCK: 10 PLAT LOT: 1
Legal Range	03
Legal Township	25
Legal Section	13
Legal Subdivision	PALATINE HILL ADD
Legal Block	10
Legal Lot Number	1
Jurisdiction	KING WA
Township / Civil Division	SEATTLE
Census Block Group	2
Census Block	2000
Census Tract	4800

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Chittenden Locks and Lake Washington Ship Canal listed 1978 · 14 contributing resources · NRIS 78002751

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

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 Record	2 Individual Names on Record
Mailing Address	100 N 43RD ST, SEATTLE, WA 98103-7012
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
May 28, 2026	Deed of Trust, Mortgage · Line of Credit BOEING EMPLOYEES CREDIT UNION
Jan 11, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage BOEING EMPLOYEES CU
May 20, 2017	Deed of Trust, Mortgage · Line of Credit BOEING EMPS CU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 1, 2005 · Amount on Record
Deed Sale	Sep 1, 2005 · Amount on Record
Prior Sale	Dec 30, 2002 · Amount on Record
Deed Document Number	20052256
Last Transfer Date	Jan 5, 2021
Transfer Doc	0000002872
Record Updated	Oct 29, 2026

May 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KING WA
Recording Date	May 28, 2026
Property Address	100 N 43RD ST, SEATTLE, WA 98103-7012
Document Number	0000000115
Instrument Date	May 19, 2026
Instrument	2026115
Transaction Type	Mortgage
Record Updated	Jul 12, 2026
Title Company	NONE LISTED ON DOCUMENT

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	100 N 43RD ST, SEATTLE, WA 98103-7012
Investor	Possibly a Property Investor

Mortgage

Document Number	0000000115,
Date	May 28, 2026
Instrument	2026115

Lender

Name	BOEING EMPLOYEES CREDIT UNION

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	300 Months
Due	May 26, 2051

Interest

Rate Type	Adjustable Rate
Rate	6.23%
Initial Type	Adjustable Rate
Adjustable	Adjustable Rate Rider
Max Rate	-1%

January 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	KING WA
Recording Date	Jan 11, 2021
Property Address	100 N 43RD ST, SEATTLE, WA 98103-7012
Document Number	0000002872
Map Reference	VOL 2 PG 166
Instrument Date	Jan 5, 2021
Instrument	20210111002872
Transaction Type	Transfer
Record Updated	Jul 30, 2021
Title Company	STEWART TITLE

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	100 N 43RD ST, SEATTLE, WA 98103-7012

Mortgage

Document Number	0000002873
Date	Jan 11, 2021
Instrument	20210111002873

Lender

Name	BOEING EMPLOYEES CU
Type	Credit Union

Agreement

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

May 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KING WA
Property Address	100 N 43RD ST, SEATTLE, WA 98103-7012
Document Number	0000000307
Instrument Date	May 20, 2017
Transaction Type	Mortgage
Record Updated	Jun 13, 2017
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	100 N 43RD ST SEATTLE WA 981037012, SEATTLE, WA 98103-7012

Mortgage

Document Number	0000000307
Date	Jun 7, 2017
Instrument	201706070307

Lender

Name	BOEING EMPS CU
Type	Credit Union
Address	SEATTLE, WA 98124-9750

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	300 Months
Due	Jun 6, 2042

Interest

Rate Type	Adjustable Rate

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	$7,892.00 (+10.81%)
2025		$747,000 (+3.18%) Land $511,000 Building $236,000	$747,000 (+3.18%) Land $511,000 Building $236,000
2024	$7,122.00 (+5.95%)	$724,000 (-5.36%) Land $613,000 Building $111,000	$724,000 (-5.36%) Land $613,000 Building $111,000
2022	$6,722.00	$765,000 Land $540,000 Building $225,000	$765,000 Land $540,000 Building $225,000

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 1,193 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
Verizon Fixed Wireless	1,000 / 75
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, Google Fiber.

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