20345 Stanton Ave, Castro Valley, CA 94546 Property Records

Alameda County property record for 20345 Stanton Ave, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,349 sqft · built 1949
Lot Size	0.164 acres (7,140 sqft)
Owner	2 Individual Names on File
Last Sale	$890,000 (Sep 2019)
Tax Bill	$12,829 (2025)
Deeds & Mortgages	Aug 2022 Line of Credit Sep 2019 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`84A-216-25-2`

Property Details

APN / Parcel Number

Primary APN	`84A-216-25-2`
Alternative APN	`084A-0216-025-02`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,349 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1949
Effective Year Built	Effective 1975
Architectural Style	L-Shape
Exterior Material	Wood Siding
Construction Type	Wood
Roof Material	Composition Shingle
Lot Area	7,140 sqft (0.164 acres)
Lot Dimensions	119 ft deep x 60 ft wide
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	20345 STANTON AVE
City	CASTRO VALLEY
State	CA
Zip	94546-5267
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00002 BLK: 0025 AR: 084A PAGE: 0216
Legal Subdivision	STANTON 01
Legal Tract	1
Legal Lot Number	11
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2002
Census Tract	430600

Owner

20345 Stanton Ave is owned and occupied by two individuals who bought it in September 2019.

Source: Alameda County records, as of August 5, 2026

Owner of Record	2 Individual Names on File
Mailing Address	20345 STANTON AVE, CASTRO VALLEY, CA 94546-5267
Occupancy	Owner Occupied
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Aug 5, 2022	Deed of Trust, Mortgage · Line of Credit PENTAGON FCU
Sep 30, 2019	Grant Deed, Transfer · Conventional Mortgage GUILD MORTGAGE CO
Mar 15, 2019	Grant Deed, Transfer CHICAGO TITLE COMPANY, CHICAGO TITLE CO
Jan 4, 2019	Grant Deed, Transfer FIRST AMERICAN TITLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 30, 2019 · Amount on File
Deed Sale	Sep 30, 2019 · Amount on File
Prior Sale	Mar 15, 2019 · Amount on File
Deed Document Number	2019196022
Prior Transfer Date	Feb 8, 2016
Prior Transfer Doc	0000099188
Record Updated	Oct 29, 2026

August 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	20345 STANTON AVE, CASTRO VALLEY, CA 94546-5267
Transaction Type	Mortgage
Record Updated	Aug 30, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20345 STANTON AVE, CASTRO VALLEY, CA 94546-5267

Mortgage

Document Number	0000138827
Date	Aug 5, 2022
Instrument	2022138827

Lender

Name	PENTAGON FCU
Type	Credit Union
Address	MC LEAN, VA 22102

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Aug 5, 2052

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

September 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Sep 30, 2019
Property Address	20345 STANTON AVE, CASTRO VALLEY, CA 94546-5267
Document Number	0000196022
Map Reference	MB 17 PG 6
Instrument Date	Sep 26, 2019
Instrument	2019196022
Transaction Type	Transfer
Record Updated	Aug 22, 2022
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	20345 STANTON AVE, CASTRO VALLEY, CA 94546-5267

Mortgage

Document Number	0000196023
Date	Sep 30, 2019
Instrument	2019196023

Lender

Name	GUILD MORTGAGE CO
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Oct 1, 2049

March 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Mar 15, 2019
Property Address	20345 STANTON AVE, CASTRO VALLEY, CA 94546-5267
Document Number	0000047553
Instrument Date	Mar 13, 2019
Instrument	47553
Transaction Type	Transfer
Record Updated	Apr 1, 2019
Title Company	CHICAGO TITLE COMPANY, CHICAGO TITLE CO

Transaction

Amount	Amount on Record
Tax	$638.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	643 BLUEFIELD LN HAYWARD CA 945417305, HAYWARD, CA 94541-7305

January 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jan 4, 2019
Property Address	20345 STANTON AVE, CASTRO VALLEY, CA 94546-5267
Document Number	0000001873
Instrument Date	Dec 26, 2018
Instrument	1873
Transaction Type	Transfer
Record Updated	Jan 21, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount on Record
Tax	$803.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	6 ARETZ CT SACRAMENTO CA 958351510, SACRAMENTO, CA 95835-1510

Tax Assessment & Valuation

The 2025 property tax bill for 20345 Stanton Ave was $12,829 with a homeowner's exemption.

Source: Alameda County assessment roll, as of August 5, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$1,033,947 (+1.31%) Land $297,838 Building $743,109
2025	$12,829.00 Homeowner's exemption	$1,020,539 Land $291,999 Building $728,540
2023	$11,855.00 Homeowner's exemption	$938,662 Land $280,662 Building $658,000	$932,670

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

Flood

FEMA maps place 20345 Stanton Ave in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective May 25, 2026

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

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

Wildfire

The area around 20345 Stanton Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
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, 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 709 locations within half a mile, as of December 31, 2025

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 Networks Fixed Wireless	250 / 100

May also be available: GeoLinks, T-Mobile.

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