4263 Circle Ave, Castro Valley, CA 94546 Property Records

Alameda County property record for 4263 Circle Ave, Castro Valley, CA 94546

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,149 sqft · built 1954
Lot Size	0.121 acres (5,280 sqft)
Owner	Company Name on Record
Last Sale	$866,000 (Aug 2020)
Tax Bill	$11,973 (2025)
Deeds & Mortgages	Sep 2021 Mortgage Aug 2020 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`84C-674-37-3`

Property Details

APN / Parcel Number

Primary APN	`84C-674-37-3`
Alternative APN	`084C-0674-037-03`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,149 sqft Living Area

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1961
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	5,280 sqft (0.121 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	4263 CIRCLE AVE
City	CASTRO VALLEY
State	CA
Zip	94546-4602
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00004 BLK: TR: 1245 ;LOT: 00005 BLK: TR: 1245
Legal Subdivision	TRACT 1245
Legal Tract	1245
Legal Lot Number	4
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	2
Census Block	2003
Census Tract	430800

Owner

Source: Alameda County records, as of September 21, 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	4263 CIRCLE AVE, CASTRO VALLEY, CA 94546-4602
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Sep 30, 2021	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Aug 14, 2020	Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA
Dec 7, 2017	Affidavit of Death, Mortgage · Conventional Mortgage QUICKEN LNS
Oct 13, 2017	Deed of Trust, Mortgage · Line of Credit US BK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 14, 2020 · Amount on Record
Deed Sale	Aug 14, 2020 · Amount on Record
Prior Sale	Aug 31, 2001 · Amount on Record
Deed Document Number	2020198534
Prior Transfer Date	Jun 2, 1994
Prior Transfer Doc	0000229294
Record Updated	Oct 29, 2026

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4263 CIRCLE AVE, CASTRO VALLEY, CA 94546-4602
Transaction Type	Mortgage
Record Updated	Oct 20, 2021
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4263 CIRCLE AVE, CASTRO VALLEY, CA 94546-4602

Mortgage

Document Number	0000327619
Date	Sep 30, 2021
Instrument	2021327619

Lender

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

Agreement

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

August 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Aug 14, 2020
Property Address	4263 CIRCLE AVE, CASTRO VALLEY, CA 94546-4602
Document Number	0000198534
Map Reference	MB 33 PG 79
Instrument Date	Aug 4, 2020
Instrument	2020198534
Transaction Type	Transfer
Record Updated	Aug 19, 2021
Title Company	NORTH AMERICAN TITLE

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	4263 CIRCLE AVE, CASTRO VALLEY, CA 94546-4602

Mortgage

Document Number	0000198535
Date	Aug 14, 2020
Instrument	2020198535

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Sep 1, 2050

December 2017: Affidavit of Death, Mortgage

Document Type	Affidavit of Death
Jurisdiction	ALAMEDA CA
Recording Date	Dec 7, 2017
Property Address	4263 CIRCLE AVE, CASTRO VALLEY, CA 94546-4602
Document Number	0000269111
Instrument Date	Nov 28, 2017
Instrument	269111
Transaction Type	Mortgage
Record Updated	Jan 3, 2018
Title Company	OTHER

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4263 CIRCLE AVE CASTRO VALLEY CA 945464602, CASTRO VALLEY, CA 94546-4602

Mortgage

Document Number	269112
Date	Dec 7, 2017
Instrument	269112

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Dec 6, 2047

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4263 CIRCLE AVE, CASTRO VALLEY, CA 94546-4602
Document Number	0000275934
Instrument Date	Oct 13, 2017
Transaction Type	Mortgage
Record Updated	Jan 29, 2019
Title Company	SOLIDIFI US INC

Transaction

Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Married Couple
Address	4255 CIRCLE AVE CASTRO VALLEY CA 945464602, CASTRO VALLEY, CA 94546-4602

Mortgage

Document Number	0000275934
Date	Dec 14, 2017
Instrument	275934

Lender

Name	US BK
Type	Bank
Address	CINCINNATI, OH 45202

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Dec 13, 2047

Interest

Rate Type	Adjustable Rate

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		$959,939 (+1.26%) Land $286,834 Building $680,105
2025	$11,973.00 (+3.86%) Homeowner's exemption	$947,987 (+4.04%) Land $281,212 Building $666,775
2023	$11,528.00 Homeowner's exemption	$911,185 Land $270,295 Building $640,890	$910,890

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 (1997)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Nov 1997 · river or lake flooding

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 777 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
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks.

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