328 21st Ave E, Seattle, WA 98112 Property Records

King County property record for 328 21st Ave E, Seattle, WA 98112

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.25 ba · 2,600 sqft · built 2025
Lot Size	0.128 acres (5,576 sqft)
Owner	2 Individual Names on Record
Last Sale	$405,000 (Mar 2010)
Tax Bill	$17,391 (2026)
Deeds & Mortgages	Sep 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`095800-0245`

Property Details

APN / Parcel Number

Primary APN	`095800-0245`
Alternative APN	`095800024507`

Interior

Bedrooms	4 Beds
Full Baths	3.25 Baths
Half Baths	2 Half Baths
Stories	1 Story
Building Area	2,600 sqft Living Area
1st Floor Area	1,750 sqft
2nd Floor Area	850 sqft

Exterior

Year Built	Built 2025
Effective Year Built	Effective 2025
Lot Area	5,576 sqft (0.128 acres)
Porch	Open Porch
Porch Area	125 sqft
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Heating System	Heat Pump
Heating Fuel	Electric
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Account Number	095800024507
Street Address	328 21ST AVE E
City	SEATTLE
State	WA
Zip	98112-5319
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RSL (M)
Legal Description	BOSTON HEIGHTS SUPL ADD 15 LESS S 9.35 FT & ALL 16
Legal Range	04
Legal Township	25
Legal Section	28
Legal Subdivision	BOSTON HEIGHTS SUPL ADD
Legal Block	3
Legal Lot Number	15-16
Jurisdiction	KING WA
Township / Civil Division	SEATTLE
Census Block Group	2
Census Block	2001
Census Tract	7600

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	328 21ST AVE E, SEATTLE, WA 98112-5319
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 11, 2010 · Amount on Record
Deed Sale	Mar 11, 2010 · Amount on Record
Prior Sale	Nov 18, 2005 · Amount on Record
Deed Document Number	2010667
Last Transfer Date	Feb 27, 2021
Transfer Doc	0000001684
Record Updated	Sep 20, 2026

September 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	KING WA
Recording Date	Sep 22, 2021
Property Address	328 21ST AVE E, SEATTLE, WA 98112-5319
Document Number	0000001684
Map Reference	VOL 5 PG 17
Instrument Date	Feb 27, 2021
Instrument	20210922001684
Transaction Type	Transfer
Record Updated	Sep 30, 2021
Title Company	ACCOMODATION, ACCOMMODATION

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	Joint Tenants with Right of Survivorship
Address	328 21ST AVE E, SEATTLE, WA 98112-5319

Mortgage

Document Number	0000001685
Date	Sep 22, 2021
Instrument	20210922001685

Lender

Name	BETTER MORTGAGE CORPORATION
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	354 Months
Due	Mar 1, 2051

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	$17,391.00 (+20.23%)
2025		$1,672,000 (+12.37%) Land $1,487,000 Building $185,000	$1,672,000 (+12.37%) Land $1,487,000 Building $185,000
2024	$14,465.00 (+95.42%)	$1,488,000 (+79.93%) Land $1,487,000 Building $1,000	$1,488,000 (+79.93%) Land $1,487,000 Building $1,000
2022	$7,402.00	$827,000 Land $592,000 Building $235,000	$827,000 Land $592,000 Building $235,000

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

Provider	Max Down / Up (Mbps)
Xfinity Cable · Fiber in parts of the area	2,000 / 2,000
Astound Broadband Cable · Fiber in parts of the area	1,500 / 50
Verizon Fixed Wireless	1,000 / 75
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: CenturyLink, Google Fiber.

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