4683 Proctor Rd, Castro Valley, CA 94546 Property Records

Alameda County property record for 4683 Proctor Rd, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Lot Size	0.245 acres (10,690 sqft)
Owner	2 Company Names on Record
Tax Bill	$15,532 (2025)
Deeds & Mortgages	Mar 2026 Mortgage Feb 2026 Mortgage + 7 more
Flood Zone	Zone X (minimal risk)
APN	`84D-1403-5-3`

Property Details

APN / Parcel Number

Primary APN	`84D-1403-5-3`
Alternative APN	`084D-1403-005-03`

Exterior

Lot Area	10,690 sqft (0.245 acres)

Location & Zoning

Street Address	4683 PROCTOR RD
City	CASTRO VALLEY
State	CA
Zip	94546-1326
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00003 BLK: 0005 AR: 084D PAGE: 1403
Legal Subdivision	PROCTOR ROAD
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	3
Census Block	3003
Census Tract	430300

Owner

Source: Alameda County records, as of October 19, 2026

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

Owner of Record	2 Company Names on Record
Mailing Address	11040 BOLLINGER CANYON RD, E427, SAN RAMON, CA 94582-4969
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
Mar 6, 2026	Deed of Trust, Mortgage · Commercial Mortgage BRIAN T TAN
Feb 25, 2026	Deed of Trust, Mortgage · Conventional Mortgage ALL ELITE LOAN INC
Jul 22, 2021	Deed of Trust, Mortgage · Commercial Mortgage XIAO ZHEN YEE
Aug 30, 2022	Deed of Trust, Mortgage · Commercial Mortgage JIONG ZHANG
Jun 23, 2022	Deed of Trust, Mortgage · Commercial Mortgage BRIAN T TAN
May 5, 2022	Correction Deed STEWART TITLE, STEWART TITLE OF CA INC
Feb 1, 2022	Intrafamily Transfer, Transfer STEWART TITLE, STEWART TITLE OF CA INC
Feb 1, 2022	Grant Deed, Transfer · Commercial Mortgage BRIAN T TAN
Jun 4, 2021	Grant Deed, Transfer STEWART TITLE, STEWART TITLE OF CA INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 5, 2022
Deed Sale	May 5, 2022
Prior Sale	Feb 1, 2022 · Amount on Record
Deed Document Number	202289260
Prior Transfer Date	Jan 28, 2022
Prior Transfer Doc	0000021905
Record Updated	Oct 29, 2026

March 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326
Transaction Type	Mortgage
Record Updated	Apr 17, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326

Mortgage

Document Number	0000030994
Date	Mar 6, 2026
Instrument	2026030994

Lender

Name	BRIAN T TAN
Type	Private Party
Address	7175 ROSECLIFF CT, PLEASANTON, CA 94566

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

February 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326
Transaction Type	Mortgage
Record Updated	Apr 1, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326

Mortgage

Document Number	0000026541
Date	Feb 25, 2026
Instrument	2026026541

Lender

Name	ALL ELITE LOAN INC
Type	Mortgage Company
Address	1601 BAYSHORE HWY STE 360, BURLINGAME, CA 94010

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2056

Interest

Rate Type	Adjustable Rate
Rate	6.5%
Adjustable	Adjustable Rate Rider
Type Change Date	Mar 1, 2031
Change Frequency	6 Months
Min Rate At Change	5%
Max Rate At Change	8.5%
Index	Other
Margin	5
Max Rate	11.5%

July 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326
Transaction Type	Mortgage
Record Updated	Sep 28, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5338 CAMPUS DR, DUBLIN, CA 94568-7130

Mortgage

Document Number	0000255109
Date	Jul 22, 2021
Instrument	2021255109

Lender

Name	XIAO ZHEN YEE
Type	Private Party
Address	555 PIERCE ST APT 436, ALBANY, CA 94706

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

August 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326
Transaction Type	Mortgage
Record Updated	Sep 28, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5338 CAMPUS DR, DUBLIN, CA 94568-7130

Mortgage

Document Number	0000150519
Date	Aug 30, 2022
Instrument	2022150519

Lender

Name	JIONG ZHANG
Type	Private Party
Address	18038 NW SYLVANIA LN, PORTLAND, OR 97229

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

June 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326
Transaction Type	Mortgage
Record Updated	Sep 28, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5338 CAMPUS DR, DUBLIN, CA 94568-7130

Mortgage

Document Number	0000116354
Date	Jun 23, 2022
Instrument	2022116354

Lender

Name	BRIAN T TAN
Type	Private Party
Address	7175 ROSEVCIFF COURT, PLEASANTON, CA 94566

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

May 2022: Correction Deed

Document Type	Correction Deed
Jurisdiction	ALAMEDA CA
Recording Date	May 5, 2022
Property Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326
Document Number	0000089260
Map Reference	MB 35 PG 25
Instrument Date	May 3, 2022
Instrument	2022089260
Record Updated	Sep 28, 2023
Title Company	STEWART TITLE, STEWART TITLE OF CA INC

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5338 CAMPUS DR, DUBLIN, CA 94568-7130

February 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ALAMEDA CA
Recording Date	Feb 1, 2022
Property Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326
Document Number	0000021905
Instrument Date	Jan 28, 2022
Instrument	2022021905
Transaction Type	Transfer
Record Updated	Sep 28, 2023
Title Company	STEWART TITLE, STEWART TITLE OF CA INC

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	5338 CAMPUS DR, DUBLIN, CA 94568-7130

February 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Feb 1, 2022
Property Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326
Document Number	0000021904
Instrument Date	Jan 28, 2022
Instrument	2022021904
Transaction Type	Transfer
Record Updated	Sep 28, 2023
Title Company	STEWART TITLE OF CA INC

Transaction

Amount	Amount Recorded
Tax	$290.95
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	5338 CAMPUS DR, DUBLIN, CA 94568-7130

Mortgage

Document Number	0000029696
Date	Feb 7, 2022
Instrument	2022029696

Lender

Name	BRIAN T TAN
Type	Private Party
Address	7175 ROSECLIFF CT, PLEASANTON, CA 94566

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

June 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jun 4, 2021
Property Address	4683 PROCTOR RD, CASTRO VALLEY, CA 94546-1326
Document Number	0000206288
Map Reference	MB 35 PG 25
Instrument Date	Jun 3, 2021
Instrument	2021206288
Transaction Type	Transfer
Record Updated	Sep 28, 2023
Title Company	STEWART TITLE, STEWART TITLE OF CA INC

Transaction

Amount	Amount Recorded
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
Address	5338 CAMPUS DR, DUBLIN, CA 94568-7130

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		$2,153,847 (+66.39%) Land $378,847 Building $1,775,000
2025	$15,532.00 (+5.96%)	$1,294,420 (+49.13%) Land $371,420 Building $923,000
2024	$14,658.00 (+38.86%)
2023	$10,556.00	$868,000 Land $357,000 Building $511,000	$2,167,200

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
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	1 in force

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	Moderate above 65% of the US · above 40% of California
Wildfire Likelihood	0.3% 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 293 locations within half a mile, as of December 31, 2025

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

May also be available: Etheric Networks, Sonic Telecom, T-Mobile.

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