405 18th Ave E, Seattle, WA 98112 Property Records

King County property record for 405 18th Ave E, Seattle, WA 98112 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.75 ba · 2,840 sqft · built 1904
Lot Size	0.11 acres (4,800 sqft)
Owner	2 Individual Names on File
Last Sale	$1,106,000 (Jun 2006)
Tax Bill	$16,314 (2026)
Flood Zone	Zone X (minimal risk)
APN	`423240-0980`

Property Details

APN / Parcel Number

Primary APN	`423240-0980`
Alternative APN	`423240098008`

Interior

Bedrooms	4 Beds
Full Baths	2.75 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	2,840 sqft Living Area
1st Floor Area	1,100 sqft
2nd Floor Area	870 sqft
Basement Area	870 sqft
Finished Basement	870 sqft

Exterior

Year Built	Built 1904
Effective Year Built	Effective 2002
Lot Area	4,800 sqft (0.11 acres)
Porch	Open Porch
Porch Area	60 sqft
Deck Area	130 sqft

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	423240098008
Street Address	405 18TH AVE E
City	SEATTLE
State	WA
Zip	98112-4611
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LAWS ADD S 40 FT PLAT BLOCK: 19 PLAT LOT: 10
Legal Range	04
Legal Township	25
Legal Section	28
Legal Subdivision	LAWS ADD
Legal Block	19
Legal Lot Number	10
Jurisdiction	KING WA
Township / Civil Division	SEATTLE
Census Block Group	3
Census Block	3001
Census Tract	7600

Owner

Source: King County records · APN 423240-0980

Assessment roll updated July 7, 2026 · Last verified July 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 File
Mailing Address	405 18TH AVE E, SEATTLE, WA 98112-4611
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jun 02, 2006 · Amount on Record
Deed Sale	Jun 02, 2006 · Amount on Record
Prior Sale	Sep 03, 2002 · Amount on Record
Deed Document Number	20061938
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: King County records · Assessment roll updated July 7, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$16,314.00 (+5.79%)
2025		$1,573,000 (-1.81%) Land $896,000 Building $677,000	$1,573,000 (-1.81%) Land $896,000 Building $677,000
2024	$15,421.00 (+7.92%)	$1,602,000 (-5.6%) Land $896,000 Building $706,000	$1,602,000 (-5.6%) Land $896,000 Building $706,000
2022	$14,289.00	$1,697,000 Land $584,000 Building $1,113,000	$1,697,000 Land $584,000 Building $1,113,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, King County (53033C), updated September 23, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 878 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Xfinity	Cable	2,000 / 2,000
Radiate Holdings	Cable	1,500 / 50
Verizon	Fixed Wireless	1,000 / 75
AT&T	Fixed Wireless	100 / 20
T-Mobile USA	Fixed Wireless	100 / 20

May also be available at this address: Lumen Technologies, Radiate Holdings, Google Fiber, Xfinity. Availability varies by address; speeds are provider-advertised maximums, not measured.