4736 James Ave, Castro Valley, CA 94546 Property Records

Alameda County property record for 4736 James Ave, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	5 bd · 2 ba · 2,138 sqft · built 1948
Lot Size	0.133 acres (5,778 sqft)
Owner	Company Name on Record
Last Sale	$1,005,000 (May 2019)
Tax Bill	$14,015 (2025)
Deeds & Mortgages	Nov 2021 Transfer Jan 2021 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`84C-793-15`

Property Details

APN / Parcel Number

Primary APN	`84C-793-15`
Alternative APN	`084C-0793-015-00`

Interior

Bedrooms	5 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	2,138 sqft Living Area

Exterior

Year Built	Built 1948
Effective Year Built	Effective 1998
Architectural Style	L-Shape
Construction Type	Wood
Roof Material	Composition Shingle
Lot Area	5,778 sqft (0.133 acres)
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	4736 JAMES AVE
City	CASTRO VALLEY
State	CA
Zip	94546-3638
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00010 BLK: 0004 TR: 0785
Legal Subdivision	TRACT 785
Legal Tract	0785
Legal Block	4
Legal Lot Number	10
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2006
Census Tract	430200

Owner

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

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

Owner of Record	Company Name on Record
Mailing Address	4736 JAMES AVE, CASTRO VALLEY, CA 94546-3638
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Nov 17, 2021	Intrafamily Transfer, Transfer
Jan 15, 2021	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Sep 27, 2018	Deed of Trust, Mortgage · Line of Credit US BANK NA
May 13, 2019	Grant Deed, Transfer · Conventional Mortgage FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 13, 2019 · Amount on Record
Deed Sale	May 13, 2019 · Amount on Record
Prior Sale	Aug 24, 2005 · Amount on Record
Deed Document Number	201988058
Prior Transfer Date	Dec 5, 1997
Prior Transfer Doc	0000324746
Record Updated	Oct 29, 2026

November 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Nov 17, 2021
Property Address	4736 JAMES AVE, CASTRO VALLEY, CA 94546-3638
Document Number	0000374052
Map Reference	MB 21 PG 135&86
Instrument Date	Nov 4, 2021
Instrument	2021374052
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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	Family Trust
Address	4736 JAMES AVE, CASTRO VALLEY, CA 94546-3638

January 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4736 JAMES AVE, CASTRO VALLEY, CA 94546-3638
Transaction Type	Mortgage
Record Updated	Mar 18, 2021
Title Company	FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4736 JAMES AVE, CASTRO VALLEY, CA 94546-3638

Mortgage

Document Number	0000018939
Date	Jan 15, 2021
Instrument	2021018939

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2051

September 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4736 JAMES AVE, CASTRO VALLEY, CA 94546-3638
Transaction Type	Mortgage
Record Updated	Feb 7, 2021
Title Company	SOLIDIFI US INC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000187761
Date	Sep 27, 2018
Instrument	2018187761

Lender

Name	US BANK NA
Type	Bank
Address	CINCINNATI, OH 45202

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	359 Months
Due	Aug 24, 2048

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

May 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	May 13, 2019
Property Address	4736 JAMES AVE, CASTRO VALLEY, CA 94546-3638
Document Number	0000088058
Map Reference	MB 21 PG 135
Instrument Date	May 7, 2019
Instrument	2019088058
Transaction Type	Transfer
Record Updated	Aug 19, 2021
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount Recorded
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	Community Property with Right of Survivorship
Address	4736 JAMES AVE, CASTRO VALLEY, CA 94546-3638

Mortgage

Document Number	0000088059
Date	May 13, 2019
Instrument	2019088059

Lender

Name	FIRST REPUBLIC BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2049

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		$1,136,498 (+2.01%) Land $343,049 Building $800,449
2025	$14,015.00 (+2.22%) Homeowner's exemption	$1,114,077 (+3.39%) Land $336,323 Building $784,754
2024	$13,711.00 (+1.54%)
2023	$13,503.00 Homeowner's exemption	$1,077,550 Land $323,265 Building $754,285	$1,151,820

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 · 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 Claims	1 (1998)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1998 · rainfall accumulation

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	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond 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 804 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 · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Etheric Networks, GeoLinks.

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