Alameda County property record for 19921 Forest Ave, Castro Valley, CA 94546
| Property Type | Condominium |
|---|---|
| Details | 2 bd · 1.5 ba · 1,300 sqft · built 1979 |
| Lot Size | 0.81 acres (35,285 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $214,000 (Oct 2010) |
| Tax Bill | $4,075 (2025) |
| Deeds & Mortgages | Jan 2026 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 84C-726-59 |
| Primary APN | 84C-726-59 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Building Area | 1,300 sqft Living Area |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Construction Type | Wood |
| Lot Area | 35,285 sqft (0.81 acres) |
| Street Address | 19921 FOREST AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4516 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Legal Description | TR: 3856 LOT: BLDG: UNIT:1 |
| Legal Subdivision | FOREST ARMS |
| Legal Tract | 3856 |
| Legal Unit | U-1 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 4 |
| Census Block | 4002 |
| Census Tract | 430800 |
19921 Forest Ave, a condominium, is owned by a company that bought it in October 2010.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 6104 SE 40TH AVE, A, PORTLAND, OR 97202-7618 |
| Owner Type | Company |
| Vesting | Life Tenant |
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 | Oct 27, 2010 · Amount on File |
| Deed Sale | Oct 27, 2010 · Amount on File |
| Deed Document Number | 2010313212 |
| Prior Transfer Date | Jul 23, 1997 |
| Prior Transfer Doc | 0000186186 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jan 7, 2026 |
| Property Address | 19921 FOREST AVE, CASTRO VALLEY, CA 94546-4516 |
| Document Number | 0000002183 |
| Map Reference | MB 99 PG 88 & 89 |
| Instrument Date | Jan 5, 2026 |
| Instrument | 2026002183 |
| Transaction Type | Transfer |
| Record Updated | Feb 12, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 6104 SE 40TH AVE # A, A, PORTLAND, OR 97202-7618 |
The 2025 property tax bill for 19921 Forest Ave was $4,075.
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 | $279,637 (+2%) Land $83,891 Building $195,746 | ||
| 2025 | $4,075.00 | $274,154 Land $82,246 Building $191,908 | |
| 2023 | $3,894.00 | $263,512 Land $79,053 Building $184,459 | $569,340 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 19921 Forest Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| 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 19921 Forest Ave is low, with less than 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 93% 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.
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 704 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 |
| Starlink Satellite | 280 / 30 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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