Alameda County property record for 3919 Forest Cir, Castro Valley, CA 94546
| Property Type | Townhouse |
|---|---|
| Details | 2 bd · 2.5 ba · 1,212 sqft · built 2009 |
| Lot Size | 0.053 acres (2,310 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $530,500 (Dec 2016) |
| Tax Bill | $8,046 (2025) |
| Deeds & Mortgages | Oct 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84C-1071-12 |
| Primary APN | 84C-1071-12 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,212 sqft Living Area |
| Year Built | Built 2009 |
|---|---|
| Effective Year Built | Effective 2009 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 2,310 sqft (0.053 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 3919 FOREST CIR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4594 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Legal Description | LOT: 00009 BLK: TR: 7709 |
| Legal Subdivision | TRACT 7709 |
| Legal Tract | 7709 |
| Legal Lot Number | 9 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 4 |
| Census Block | 4001 |
| Census Tract | 430800 |
3919 Forest Cir, a townhouse, is owned and occupied by two individuals who bought it in December 2016.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3919 FOREST CIR, CASTRO VALLEY, CA 94546-4594 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 2, 2016 · Amount on File |
| Deed Sale | Dec 2, 2016 · Amount on File |
| Prior Sale | Nov 30, 2009 · Amount on File |
| Deed Document Number | 2016314006 |
| Prior Transfer Date | Oct 28, 2010 |
| Prior Transfer Doc | 0000327449 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 3919 FOREST CIR, CASTRO VALLEY, CA 94546-4594 |
| Transaction Type | Mortgage |
| Record Updated | Jul 19, 2022 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 3919 FOREST CIR, CASTRO VALLEY, CA 94546-4594 |
| Document Number | 0000277041 |
|---|---|
| Date | Oct 19, 2020 |
| Instrument | 2020277041 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Address | PONTIAC, MI 48341 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 313 Months |
| Due | Nov 1, 2046 |
The 2025 property tax bill for 3919 Forest Cir was $8,046 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $620,515 (+0.86%) Land $188,254 Building $439,261 | ||
| 2025 | $8,046.00 Homeowner's exemption | $615,211 Land $184,563 Building $430,648 | |
| 2023 | $7,731.00 Homeowner's exemption | $591,325 Land $177,397 Building $413,928 | $702,900 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3919 Forest Cir in Zone X, an area of minimal flood risk.
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 risk around 3919 Forest Cir is low, with a 0.01% annual chance of 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.
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 |
| 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.
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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