4423 143rd Ave SE, Bellevue, WA 98006 Property Records

King County property record for 4423 143rd Ave SE, Bellevue, WA 98006

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.75 ba · 1,530 sqft · built 1969
Lot Size	0.208 acres (9,047 sqft)
Owner	2 Individual Names on File
Last Sale	$1,050,000 (Jul 2018)
Tax Bill	$10,166 (2026)
Deeds & Mortgages	Sep 2021 Mortgage May 2017 Mortgage + 4 more
Flood Zone	Zone X (minimal risk)
APN	`785660-0230`

Property Details

APN / Parcel Number

Primary APN	`785660-0230`
Alternative APN	`785660023009`

Interior

Bedrooms	3 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Stories	1 Story
Building Area	1,530 sqft Living Area
Gross Area	1,970 sqft
1st Floor Area	1,530 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1969
Effective Year Built	Effective 1969
Lot Area	9,047 sqft (0.208 acres)
Garage Type	Attached
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	100 sqft

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	785660023009
Street Address	4423 143RD AVE SE
City	BELLEVUE
State	WA
Zip	98006-2318
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	SR-2
Legal Description	SOMERSET HIGHLANDS ADD PLAT BLOCK: 2 PLAT LOT: 12
Legal Range	05
Legal Township	24
Legal Section	15
Legal Subdivision	SOMERSET HIGHLANDS ADD
Legal Block	2
Legal Lot Number	12
Jurisdiction	KING WA
Township / Civil Division	SEATTLE EAST
Census Block Group	2
Census Block	2001
Census Tract	24901

Owner

4423 143rd Ave SE is owned and occupied by two individuals who bought it in July 2018.

Source: King County records, as of July 7, 2026

Owner of Record	2 Individual Names on File
Mailing Address	4423 143RD AVE SE, BELLEVUE, WA 98006-2318
Occupancy	Owner Occupied
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Sep 14, 2021	Deed of Trust, Mortgage · Conventional Mortgage KEY BANK NA
May 18, 2017	Deed of Trust, Mortgage · Commercial Mortgage HSBC BANK USA
Apr 22, 2019	Deed of Trust, Mortgage · ARM LO INC
Jan 27, 2020	Deed of Trust, Mortgage · Conventional Mortgage PNC BANK NA
Dec 9, 2020	Deed of Trust, Mortgage · Conventional Mortgage LO INC
Jul 30, 2018	Warranty Deed, Transfer · Conventional Mortgage LO INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 30, 2018 · Amount on File
Deed Sale	Jul 30, 2018 · Amount on File
Prior Sale	Jul 15, 2002 · Amount on File
Deed Document Number	20181244
Record Updated	Oct 29, 2026

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KING WA
Property Address	4423 143RD AVE SE, BELLEVUE, WA 98006-2318
Transaction Type	Mortgage
Record Updated	Sep 22, 2021
Title Company	SERVICELINK

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000000239
Date	Sep 14, 2021
Instrument	20210914000239

Lender

Name	KEY BANK NA
Type	Bank
Address	CLEVELAND, OH 44114

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Oct 1, 2051

Interest

Rate Type	Adjustable Rate
Rate	2.5%
Change Frequency	Annually

May 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KING WA
Property Address	4423 143RD AVE SE, BELLEVUE, WA 98006-2318
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000000601
Date	May 18, 2017
Instrument	20170518000601

Lender

Name	HSBC BANK USA
Type	Bank
Address	DEPEW, NY 14043

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

April 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KING WA
Property Address	4423 143RD AVE SE, BELLEVUE, WA 98006-2318
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	CW TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000000637
Date	Apr 22, 2019
Instrument	20190422000637

Lender

Name	LO INC
Type	Non-Lending Institution
Address	BELLEVUE, WA 98005

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	May 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	3.5%
Type Change Date	May 1, 2026
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	5.5%
Index	1-Year LIBOR
Max Rate	8.5%

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KING WA
Property Address	4423 143RD AVE SE, BELLEVUE, WA 98006-2318
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	NATIONALLINK

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000000604
Date	Jan 27, 2020
Instrument	20200127000604

Lender

Name	PNC BANK NA
Type	Bank
Address	MIAMISBURG, OH 45342

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2050

Interest

Rate Type	Adjustable Rate
Rate	3.12%
Type Change Date	Feb 1, 2027
Change Frequency	Annually
Min Rate At Change	2.5%
Max Rate At Change	8.12%
Index	1-Year LIBOR
Max Rate	8.12%

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KING WA
Property Address	4423 143RD AVE SE, BELLEVUE, WA 98006-2318
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000002766
Date	Dec 9, 2020
Instrument	20201209002766

Lender

Name	LO INC
Type	Non-Lending Institution
Address	BELLEVUE, WA 98005

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Dec 1, 2050

July 2018: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	KING WA
Recording Date	Jul 30, 2018
Property Address	4423 143RD AVE SE, BELLEVUE, WA 98006-2318
Document Number	0000001244
Map Reference	VOL 81 PG 32-34
Instrument Date	Jul 24, 2018
Instrument	20180730001244
Transaction Type	Transfer
Record Updated	Jul 30, 2021
Title Company	RAINIER TITLE LLC

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$18,695.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4423 143RD AVE SE, BELLEVUE, WA 98006-2318

Mortgage

Document Number	0000001245
Date	Jul 30, 2018
Instrument	20180730001245

Lender

Name	LO INC
Type	Non-Lending Institution

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2048

Tax Assessment & Valuation

The 2026 property tax bill for 4423 143rd Ave SE was $10,166.

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$10,166.00
2025		$1,366,000 (+8.5%) Land $1,269,000 Building $97,000	$1,366,000 (+8.5%) Land $1,269,000 Building $97,000
2024	$9,242.00	$1,259,000 Land $1,175,000 Building $84,000	$1,259,000 Land $1,175,000 Building $84,000
2022	$9,846.00	$1,390,000 Land $1,232,000 Building $158,000	$1,390,000 Land $1,232,000 Building $158,000

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 4423 143rd Ave SE in Zone X, an area of minimal flood risk.

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
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	3 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

Wildfire risk around 4423 143rd Ave SE is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 95% of the US · lower than 97.1% of Washington
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct 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 System	CITY OF BELLEVUE serves 321,349 people · EPA ID WA5305575
Water Source	Purchased surface water from several systems
Last State Inspection	Nov 2025

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 382 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
CenturyLink DSL · Fiber in parts of the area	140 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Ziply Fiber.

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