21844 Westfield Ave, Hayward, CA 94541 Property Records

Alameda County property record for 21844 Westfield Ave, Hayward, CA 94541

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,848 sqft · built 1941
Lot Size	0.252 acres (10,980 sqft)
Owner	Individual Name on File
Tax Bill	$1,455 (2025)
Deeds & Mortgages	Jan 2024 Transfer
Flood Zone	Zone X (minimal risk)
APN	`428-1-78`

Property Details

APN / Parcel Number

Primary APN	`428-1-78`
Alternative APN	`428-0001-078-00`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,848 sqft Living Area

Exterior

Year Built	Built 1941
Effective Year Built	Effective 1941
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	10,980 sqft (0.252 acres)

Location & Zoning

Street Address	21844 WESTFIELD AVE
City	HAYWARD
State	CA
Zip	94541-2565
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00019 BLK: TR: 0589
Legal Subdivision	TRACT 589
Legal Tract	0589
Legal Lot Number	19
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3009
Census Tract	435500

Owner

Source: Alameda County records · APN 428-1-78

Assessment roll updated August 5, 2026 · Last verified August 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on File
Mailing Address	21844 WESTFIELD AVE, HAYWARD, CA 94541-2565
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Transfer Date	Dec 14, 2023
Transfer Doc	0000000846
Record Updated	Sep 20, 2026

January 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Jan 03, 2024
Property Address	21844 WESTFIELD AVE, HAYWARD, CA 94541-2565
Document Number	0000000846
Map Reference	MB 18 PG 98
Instrument Date	Dec 14, 2023
Instrument	2024000846
Transaction Type	Transfer
Record Updated	Feb 19, 2024

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
Address	21844 WESTFIELD AVE, HAYWARD, CA 94541-2565

Tax Assessment & Valuation

Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026

Property Jurisdictions

Type	Name
State	California
County	Alameda County
Municipality	Hayward City
Unified School District	Hayward Unified School District (KG - 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		$93,763 (+2.15%) Land $43,013 Building $57,750
2025	$1,455.00 (+0.97%) Homeowner's exemption	$91,788 (-3.33%) Land $42,170 Building $56,618
2024	$1,441.00 (+1.41%)
2023	$1,421.00 Homeowner's exemption	$94,953 Land $40,533 Building $54,420	$494,820

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of May 25, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 0.01% annual chance
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 as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20

May also be available: California Internet, Etheric Communications, LLC., Robinson Hardware and Software Solutions, Sonic Telecom, T-Mobile USA, Tekify.

Based on FCC filings for 595 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF HAYWARD serves 162,954 people
Water Source	Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State Inspection	Mar 2025
Also Mapped Here	EAST BAY MUD
Lead	Under 1 ppb (2023–2025) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.