3901 Forest Cir, Castro Valley, CA 94546 Property Records

Alameda County property record for 3901 Forest Cir, Castro Valley, CA 94546

Property Summary

Property Type	Townhouse
Details	2 bd · 2.5 ba · 1,239 sqft · built 2009
Lot Size	0.053 acres (2,310 sqft)
Owner	Individual Name on Record
Last Sale	$788,000 (Apr 2026)
Tax Bill	$9,737 (2025)
Deeds & Mortgages	Apr 2026 Sale & Mortgage Sep 2020 Mortgage + 2 more
Flood Zone	Zone X (moderate risk)
APN	`84C-1071-4`

Property Details

APN / Parcel Number

Primary APN	`84C-1071-4`
Alternative APN	`084C-1071-004-00`

Interior

Bedrooms	2 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	2 Stories
Building Area	1,239 sqft Living Area

Exterior

Year Built	Built 2009
Effective Year Built	Effective 2010
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	2,310 sqft (0.053 acres)
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	3901 FOREST CIR
City	CASTRO VALLEY
State	CA
Zip	94546-4594
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Townhouse
Legal Description	LOT: 00001 BLK: TR: 7709
Legal Subdivision	TRACT 7709
Legal Tract	7709
Legal Lot Number	1
Jurisdiction	ALAMEDA CA
Township / Civil Division	HAYWARD
Census Block Group	4
Census Block	4001
Census Tract	430800

Owner

Source: Alameda County records, as of September 22, 2026

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

Owner of Record	Individual Name on Record
Mailing Address	3901 FOREST CIR, CASTRO VALLEY, CA 94546-4594
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Single Man

Deeds, Mortgages & Sale History

Date	Document
Apr 15, 2026	Grant Deed, Transfer · Conventional Mortgage GENERAL MORTGAGE CAPITAL CORPORATION
Sep 23, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
Mar 2, 2020	Deed of Trust, Mortgage · Conventional with PMI QUICKEN LNS
Jun 25, 2019	Grant Deed, Transfer · Conventional Mortgage SUMMIT MORTGAGE BANKERS INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 15, 2026 · Amount on Record
Deed Sale	Apr 15, 2026 · Amount on Record
Prior Sale	Jun 25, 2019 · Amount on Record
Deed Document Number	202649598
Prior Transfer Date	Jul 26, 2011
Prior Transfer Doc	0000218813
Record Updated	Oct 29, 2026

April 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Apr 15, 2026
Property Address	3901 FOREST CIR, CASTRO VALLEY, CA 94546-4594
Document Number	0000049598
Instrument Date	Apr 2, 2026
Instrument	2026.49598
Transaction Type	Transfer
Record Updated	May 21, 2026
Title Company	E-CHICAGO TITLE, CHICAGO TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$87,546.80
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3901 FOREST CIR, CASTRO VALLEY, CA 94546-4594

Mortgage

Document Number	0000049599,
Date	Apr 15, 2026
Instrument	2026..49599

Lender

Name	GENERAL MORTGAGE CAPITAL CORPORATION

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	May 1, 2056

Interest

Rate Type	Fixed Rate
Rate	6%
Initial Type	Fixed Rate
Max Rate	-1%

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	3901 FOREST CIR, CASTRO VALLEY, CA 94546-4594
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3901 FOREST CIR, CASTRO VALLEY, CA 94546-4594

Mortgage

Document Number	0000243592
Date	Sep 23, 2020
Instrument	2020243592

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

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

March 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	3901 FOREST CIR, CASTRO VALLEY, CA 94546-4594
Document Number	0000054652
Instrument Date	Mar 2, 2020
Transaction Type	Mortgage
Record Updated	May 7, 2020
Title Company	CHICAGO TITLE COMPANY, CHICAGO TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	3901 FOREST CIR CASTRO VALLEY CA 945464594, CASTRO VALLEY, CA 94546-4594

Mortgage

Document Number	0000054652
Date	Mar 6, 2020
Instrument	54652

Lender

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

Agreement

Type	Conventional with PMI
Amount	Amount Recorded
Term	360 Months
Due	Mar 5, 2050

June 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jun 25, 2019
Property Address	3901 FOREST CIR, CASTRO VALLEY, CA 94546-4594
Document Number	0000120244
Map Reference	MB 301 PG 70
Instrument Date	Jun 20, 2019
Instrument	2019120244
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	199 SADOWA ST, SAN FRANCISCO, CA 94112-2941

Mortgage

Document Number	0000120245
Date	Jun 25, 2019
Instrument	2019120245

Lender

Name	SUMMIT MORTGAGE BANKERS INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jul 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		$766,710 (+2.02%) Land $232,113 Building $541,597
2025	$9,737.00 (+2.28%) Homeowner's exemption	$751,540 (+3.08%) Land $227,562 Building $530,978
2024	$9,520.00 (+1.63%)
2023	$9,367.00 Homeowner's exemption	$729,088 Land $218,726 Building $510,362	$741,330

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
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	Low lower than 94% of the US · lower than 96% of California
Wildfire Likelihood	Under 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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