5818 18th Ave S, Seattle, WA 98108 Property Records

King County property record for 5818 18th Ave S, Seattle, WA 98108

Property Summary

Property Type	Single Family Home
Details	4 bd · 1.75 ba · 1,840 sqft · built 1950
Lot Size	0.154 acres (6,720 sqft)
Owner	2 Individual Names on Record
Last Sale	$610,000 (Jun 2019)
Tax Bill	$7,418 (2026)
Deeds & Mortgages	Jan 2022 Mortgage Sep 2019 Line of Credit + 2 more
Flood Zone	Zone X (minimal risk)
APN	`171490-0250`

Property Details

APN / Parcel Number

Primary APN	`171490-0250`
Alternative APN	`171490025003`

Interior

Bedrooms	4 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Stories	1 Story
Building Area	1,840 sqft Living Area
Gross Area	2,400 sqft
1st Floor Area	1,200 sqft
Basement Area	1,200 sqft
Finished Basement	640 sqft
Unfinished Basement	560 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1950
Exterior Material	Brick
Lot Area	6,720 sqft (0.154 acres)
Garage Type	Detached
Garage Area	360 sqft
Porch	Open Porch
Porch Area	50 sqft

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	171490025003
Street Address	5818 18TH AVE S
City	SEATTLE
State	WA
Zip	98108-2837
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	NR3
Legal Description	COLVINS ADD TO GEORGETOWN
Legal Range	04
Legal Township	24
Legal Section	21
Legal Subdivision	COLVINS ADD TO GEORGETOWN
Legal Block	3
Legal Lot Number	6-7
Jurisdiction	KING WA
Township / Civil Division	SEATTLE
Census Block Group	1
Census Block	1015
Census Tract	10402

Owner

Source: King County records, as of September 28, 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	13806 SE 40TH ST, BELLEVUE, WA 98006-1422
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jan 12, 2022	Deed of Trust, Mortgage · Conventional Mortgage SEATTLE PACIFIC MORTGAGE INC
Sep 6, 2019	Deed of Trust, Mortgage · Line of Credit BOEING EMPS CU
Jun 28, 2019	Warranty Deed, Transfer RAINIER TITLE
Jun 22, 2017	Affidavit of Death, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 28, 2019 · Amount on Record
Deed Sale	Jun 28, 2019 · Amount on Record
Deed Document Number	20191825
Record Updated	Oct 29, 2026

January 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KING WA
Property Address	5818 18TH AVE S, SEATTLE, WA 98108-2837
Transaction Type	Mortgage
Record Updated	Jan 24, 2022
Title Company	WFT NATIONAL TITLE, WFG NATL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000001105
Date	Jan 12, 2022
Instrument	20220112001105

Lender

Name	SEATTLE PACIFIC MORTGAGE INC
Type	Mortgage Company
Address	BELLEVUE, WA 98004

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2052

September 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KING WA
Property Address	5818 18TH AVE S, SEATTLE, WA 98108-2837
Document Number	0000000411
Instrument Date	Sep 6, 2019
Transaction Type	Mortgage
Record Updated	Nov 1, 2019
Title Company	FIRST AMERICAN

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Married Couple
Address	5818 18TH AVE S SEATTLE WA 981082837, SEATTLE, WA 98108-2837

Mortgage

Document Number	0000000411
Date	Oct 23, 2019
Instrument	201910230411

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	Oct 22, 2044

Interest

Rate Type	Adjustable Rate

June 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	KING WA
Recording Date	Jun 28, 2019
Property Address	5818 18TH AVE S, SEATTLE, WA 98108-2837
Document Number	0000001825
Instrument Date	Jun 25, 2019
Instrument	201906281825
Transaction Type	Transfer
Record Updated	Jul 10, 2019
Title Company	RAINIER TITLE

Transaction

Amount	Amount Recorded
Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Married Couple
Address	13806 SE 40TH ST BELLEVUE WA 980061422, BELLEVUE, WA 98006-1422

June 2017: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	KING WA
Recording Date	Jun 22, 2017
Property Address	5818 18TH AVE S, SEATTLE, WA 98108-2837
Document Number	0000000223
Instrument Date	Jun 20, 2017
Instrument	201706220223
Transaction Type	Transfer
Record Updated	Jun 27, 2017
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5818 18TH AVE S SEATTLE WA 981082837, SEATTLE, WA 98108-2837

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	$7,418.00 (+10.65%)
2025		$648,000 (+3.51%) Land $444,000 Building $204,000	$648,000 (+3.51%) Land $444,000 Building $204,000
2024	$6,704.00 (+15.53%)	$626,000 (-0.63%) Land $444,000 Building $182,000	$626,000 (-0.63%) Land $444,000 Building $182,000
2022	$5,803.00	$630,000 Land $340,000 Building $290,000	$630,000 Land $340,000 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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not 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 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 779 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
CenturyLink Fiber · DSL in parts of the area	2,000 / 1,000
Astound Broadband Cable	1,500 / 50
Verizon Fixed Wireless	300 / 20

May also be available: AT&T, T-Mobile, Xfinity.

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