3916 Forest Cir, Castro Valley, CA 94546 Property Records

Alameda County property record for 3916 Forest Cir, Castro Valley, CA 94546

Property Summary

Property TypeTownhouse
Details3 bd · 4 ba · 1,551 sqft · built 2009
Lot Size0.041 acres (1,802 sqft)
OwnerCompany Name on Record
Last Sale$396,000 (Dec 2009)
Tax Bill$6,818 (2025)
Deeds & MortgagesApr 2019 Transfer
Flood ZoneZone X (minimal risk)
APN84C-1071-36

Property Details

APN / Parcel Number

Primary APN84C-1071-36
Alternative APN
  • 084C-1071-036-00

Interior

Bedrooms3 Beds
Full Baths3.5 Baths
Half Baths1 Half Bath
Total Rooms5 Rooms
Stories3 Stories
Building Area1,551 sqft Living Area

Exterior

Year BuiltBuilt 2009
Effective Year BuiltEffective 2009
Architectural StyleCustom Design
Construction TypeWood
Lot Area1,802 sqft (0.041 acres)
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address3916 FOREST CIR
CityCASTRO VALLEY
StateCA
Zip94546-4593
Property CategoryResidential
Property TypeResidential > Condominium / Townhouse > Townhouse
Legal DescriptionLOT: 00033 BLK: TR: 7709
Legal Tract7709
Legal Lot Number33
JurisdictionALAMEDA CA
Township / Civil DivisionHAYWARD
Census Block Group4
Census Block4001
Census Tract430800

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 RecordCompany Name on Record
Mailing Address3916 FOREST CIR, CASTRO VALLEY, CA 94546-4593
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleDec 3, 2009 · Amount on Record
Deed SaleDec 3, 2009 · Amount on Record
Deed Document Number2009375956
Last Transfer DateFeb 11, 2013
Transfer Doc0000067944
Record UpdatedOct 29, 2026

April 2019: Affidavit of Death, Transfer

Document TypeAffidavit of Death
JurisdictionALAMEDA CA
Recording DateApr 1, 2019
Property Address3916 FOREST CIR, CASTRO VALLEY, CA 94546-4593
Document Number0000057717
Instrument DateMar 29, 2019
Instrument57717
Transaction TypeTransfer
Record UpdatedMar 26, 2020
Title CompanyNOT AVAILABLE

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address3916 FOREST CIR CASTRO VALLEY CA 945464593, CASTRO VALLEY, CA 94546-4593

Tax Assessment & Valuation

Source: Alameda County assessment roll, as of August 5, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyAlameda County
Unified School DistrictCastro Valley Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$514,349 (+0.63%) Land $156,668 Building $364,681
2025$6,818.00 (+4.19%) Homeowner's exemption$511,128 (+4.04%) Land $153,596 Building $357,532
2023$6,544.00$491,284 Land $147,633 Building $343,651$808,470

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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies1 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 RiskLow
lower than 94% of the US · lower than 96% of California
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
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 SystemEAST BAY MUD
serves 1,468,000 people · EPA ID CA0110005
Water SourceSurface water
Last State InspectionDec 2021
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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

ProviderMax 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.

Nearby Properties on Forest Cir

Nearby Streets

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