20962 Sherman Dr, Castro Valley, CA 94552 Property Records

Alameda County property record for 20962 Sherman Dr, Castro Valley, CA 94552

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 1,940 sqft · built 1998
Lot Size	0.129 acres (5,635 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,417,000 (May 2025)
Tax Bill	$11,714 (2025)
Deeds & Mortgages	Oct 2021 Second Mortgage Apr 2018 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`85A-6413-83`

Property Details

APN / Parcel Number

Primary APN	`85A-6413-83`
Alternative APN	`085A-6413-083-00`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	1,940 sqft Living Area

Exterior

Year Built	Built 1998
Effective Year Built	Effective 1998
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	5,635 sqft (0.129 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	20962 SHERMAN DR
City	CASTRO VALLEY
State	CA
Zip	94552-5345
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00023 BLK: TR: 5973
Legal Subdivision	TRACT 5973
Legal Tract	5973
Legal Lot Number	23
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	4
Census Block	4009
Census Tract	430101

Owner

Source: Alameda County records, as of August 26, 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	20962 SHERMAN DR, CASTRO VALLEY, CA 94552-5345
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Oct 12, 2021	Intrafamily Transfer, Transfer · Stand-Alone Second Mortgage ALPHA OMEGA VENTURE LLC
Apr 12, 2018	Quit Claim Deed, Transfer Quitclaim
Apr 12, 2018	Quit Claim Deed, Transfer · Conventional Mortgage CHI-KOU & LILY FAN

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 28, 2025 · Amount on Record
Deed Sale	May 28, 2025 · Amount on Record
Prior Sale	May 30, 2001 · Amount on Record
Deed Document Number	202568918
Prior Transfer Date	Oct 7, 2021
Prior Transfer Doc	0000339355
Record Updated	Oct 29, 2026

October 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Oct 12, 2021
Property Address	20962 SHERMAN DR, CASTRO VALLEY, CA 94552-5345
Document Number	0000339355
Map Reference	MB 193 PG 94-98
Instrument Date	Oct 7, 2021
Instrument	2021339355
Transaction Type	Transfer
Record Updated	Oct 28, 2021
Title Company	TWFG NATIONAL TITLE INSURANCE COMPANY, WFG NATIONAL TITLE INS CO

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
Address	20962 SHERMAN DR, CASTRO VALLEY, CA 94552-5345

Mortgage

Document Number	0000339356
Date	Oct 12, 2021
Instrument	2021339356

Lender

Name	ALPHA OMEGA VENTURE LLC
Type	Non-Lending Institution

Agreement

Type	Stand-Alone Second Mortgage
Amount	Amount Recorded

April 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Apr 12, 2018
Property Address	20962 SHERMAN DR, CASTRO VALLEY, CA 94552-5345
Document Number	0000073871
Instrument Date	Apr 9, 2018
Instrument	73871
Transaction Type	Transfer
Record Updated	Apr 24, 2018

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	20962 SHERMAN DR CASTRO VALLEY CA 945525345, CASTRO VALLEY, CA 94552-5345

April 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Apr 12, 2018
Property Address	20962 SHERMAN DR, CASTRO VALLEY, CA 94552-5345
Document Number	0000073078
Instrument Date	Apr 9, 2018
Instrument	73078
Transaction Type	Transfer
Record Updated	Apr 24, 2018
Title Company	WFG NATIONAL TITLE INSURANCE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	20962 SHERMAN DR CASTRO VALLEY CA 945525345, CASTRO VALLEY, CA 94552-5345

Mortgage

Document Number	73079
Date	Apr 12, 2018
Instrument	73079

Lender

Name	CHI-KOU & LILY FAN
Address	48611 FLAGSTAFF RD, FREMONT, CA 94539-7710

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	36 Months
Due	Apr 11, 2021

Tax Assessment & Valuation

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		$1,445,135 (+57.23%) Land $433,540 Building $1,011,595
2025	$11,714.00 (+3.83%)	$919,104 (+4.04%) Land $275,731 Building $643,373
2023	$11,282.00 (+1.9%)	$883,420 (+2%) Land $265,026 Building $618,394	$1,249,110
2022	$11,072.00	$866,101 Land $259,830 Building $606,271

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 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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	High above 81% of the US · above 60% of California
Wildfire Likelihood	0.8% annual chance
Exposure	Direct burnable vegetation

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

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100
AT&T DSL	100 / 20

May also be available: Unwired.

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