20147 Stanton Ave, Castro Valley, CA 94546 Property Records

Alameda County property record for 20147 Stanton Ave, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,492 sqft · built 1950
Lot Size	0.101 acres (4,424 sqft)
Owner	Trust Name on File
Last Sale	$500,000 (Dec 2013)
Tax Bill	$8,101 (2025)
Deeds & Mortgages	Feb 2020 Transfer
Flood Zone	Zone X (minimal risk)
APN	`84A-210-1-2`

Property Details

APN / Parcel Number

Primary APN	`84A-210-1-2`
Alternative APN	`084A-0210-001-02`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,492 sqft Living Area

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1978
Architectural Style	Other
Construction Type	Wood
Lot Area	4,424 sqft (0.101 acres)
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	20147 STANTON AVE
City	CASTRO VALLEY
State	CA
Zip	94546-5204
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUBD:MAP OF STANTON TRACT #1 TR#:1
Legal Subdivision	MAP OF STANTON TRACT #1
Legal Tract	1
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2002
Census Tract	430600

Owner

Source: Alameda County records · APN 84A-210-1-2

Assessment roll updated July 1, 2025 · Last verified October 2025

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

Owner of Record	Trust Name on File
Mailing Address	18698 MOUNT LASSEN DR, CASTRO VALLEY, CA 94552-1930
Owner Type	Individual
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Dec 23, 2013 · Amount on Record
Deed Sale	Dec 23, 2013 · Amount on Record
Prior Sale	Dec 23, 2013 · Amount on Record
Deed Document Number	0000389136
Last Transfer Date	Feb 13, 2020
Transfer Doc	0000036947
Record Updated	Jun 08, 2026

February 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Feb 13, 2020
Property Address	20147 STANTON AVE, CASTRO VALLEY, CA 94546-5204
Document Number	0000036947
Instrument Date	Feb 07, 2020
Instrument	36947
Transaction Type	Transfer
Record Updated	Apr 20, 2020
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	18698 MOUNT LASSEN DR CASTRO VALLEY CA 945521930, CASTRO VALLEY, CA 94552-1930

Tax Assessment & Valuation

Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025

Property Jurisdictions

Type	Name
State	California
County	Alameda County
Unified School District	Castro Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2025	$8,101.00 (+4.02%)	$612,904 (+4.04%) Land $183,871 Building $429,033
2023	$7,788.00	$589,110 Land $176,733 Building $412,377

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 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 minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Not rated no burnable land within 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 · sampled at 709 locations within half a mile · Last verified October 2026

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 2,000
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
Etheric Communications, LLC. Fixed Wireless	250 / 100

May also be available: California Internet, T-Mobile USA.

Drinking Water

Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026

Water System	EAST BAY MUD serves 1,468,000 people
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.