3311 Cascadia Ave S, Seattle, WA 98144 Property Records

King County property record for 3311 Cascadia Ave S, Seattle, WA 98144 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	6 bd · 4.5 ba · 5,730 sqft · built 1908
Lot Size	0.326 acres (14,200 sqft)
Owner	2 Company Names on File
Last Sale	$2,305,000 (May 2005)
Tax Bill	$44,669 (2026)
Deeds & Mortgages	Sep 2025 Transfer
Flood Zone	Zone X (minimal risk)
APN	`570000-3800`

Property Details

APN / Parcel Number

Primary APN	`570000-3800`
Alternative APN	`570000380008`

Interior

Bedrooms	6 Beds
Full Baths	4.5 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	5,730 sqft Living Area
Gross Area	5,960 sqft
1st Floor Area	1,930 sqft
2nd Floor Area	1,600 sqft
Upper Floors Area	500 sqft
Basement Area	1,930 sqft
Finished Basement	1,700 sqft
Unfinished Basement	230 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1908
Effective Year Built	Effective 2004
Lot Area	14,200 sqft (0.326 acres)
View / Lot	Water View
Garage Type	Detached
Garage Area	470 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	300 sqft

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Electric
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Account Number	570000380008
Street Address	3311 CASCADIA AVE S
City	SEATTLE
State	WA
Zip	98144-7025
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MOUNT BAKER PARK ADD
Legal Range	04
Legal Township	24
Legal Section	15
Legal Subdivision	MOUNT BAKER PARK ADD
Legal Block	58
Legal Lot Number	2-3
Jurisdiction	KING WA
Township / Civil Division	SEATTLE
Census Block Group	3
Census Block	3009
Census Tract	9500

Owner

Source: King County records · APN 570000-3800

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 Company Names on File
Mailing Address	3311 CASCADIA AVE S, SEATTLE, WA 98144-7025
Owner Type	Company
Vesting	Life Tenant

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	May 03, 2005 · Amount on Record
Deed Sale	May 03, 2005 · Amount on Record
Prior Sale	Jul 15, 2002 · Amount on Record
Deed Document Number	20051173
Last Transfer Date	Sep 22, 2025
Transfer Doc	0000000909
Record Updated	Sep 20, 2026

September 2025: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	KING WA
Recording Date	Sep 22, 2025
Property Address	3311 CASCADIA AVE S, SEATTLE, WA 98144-7025
Document Number	0000000909
Map Reference	VOL 16 PG 3
Instrument Date	Sep 22, 2025
Instrument	20250922000909
Transaction Type	Transfer
Record Updated	Oct 01, 2025

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
Relationship	Revocable Living Trust

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	$44,669.00 (+16.79%)
2025		$4,367,000 (+8.85%) Land $1,818,000 Building $2,549,000	$4,367,000 (+8.85%) Land $1,818,000 Building $2,549,000
2024	$38,247.00 (+5.35%)	$4,012,000 (-7.17%) Land $1,818,000 Building $2,194,000	$4,012,000 (-7.17%) Land $1,818,000 Building $2,194,000
2022	$36,306.00	$4,322,000 Land $1,695,000 Building $2,627,000	$4,322,000 Land $1,695,000 Building $2,627,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, King County (53033C), updated September 23, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 530330095003, refreshed September 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
Nearby Flood Claims	4 (1995–2016)
Claims Outside the SFHA	4 of 4
Most Recent Claim	Jan 2016, rainfall accumulation

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; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Historic Designation

Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026

Historic District	Within the Mount Baker Park Historic District listed 2018 · 649 contributing resources · NRIS 100002975

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

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 168 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Xfinity	Cable	2,000 / 2,000
Starlink	Satellite (low-earth orbit)	280 / 30

May also be available at this address: T-Mobile USA, Verizon, Lumen Technologies, AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.