Alameda County property record for 19211 Garrison Ave, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,631 sqft · built 1949 |
| Lot Size | 0.117 acres (5,096 sqft) |
| Owner | Individual Name on File |
| Last Sale | $515,000 (Jul 2013) |
| Tax Bill | $8,318 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 84B-567-22 |
| Primary APN | 84B-567-22 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,631 sqft Living Area |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1949 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,096 sqft (0.117 acres) |
| Parking Spaces | 1 Parking Space |
| Street Address | 19211 GARRISON AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-3122 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00003 BLK: 000A TR: 0928 |
| Legal Tract | 0928 |
| Legal Block | A |
| Legal Lot Number | 3 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 430700 |
19211 Garrison Ave is owned by an individual who bought it in July 2013.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3450 ARCADIAN DR, CASTRO VALLEY, CA 94546-1110 |
| Owner Type | Individual |
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 | Name on Deed |
|---|---|
| Last Sale | Jul 18, 2013 · Amount on File |
| Deed Sale | Jul 18, 2013 · Amount on File |
| Prior Sale | Feb 16, 2010 · Amount on File |
| Deed Document Number | 2013245542 |
| Prior Transfer Date | May 5, 1995 |
| Prior Transfer Doc | 0000098372 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 19211 Garrison Ave was $8,318.
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 | $643,914 (+2%) Land $193,174 Building $450,740 | ||
| 2025 | $8,318.00 | $631,291 Land $189,387 Building $441,904 | |
| 2023 | $7,998.00 | $606,782 Land $182,034 Building $424,748 | $976,950 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 19211 Garrison Ave in Zone X, an area of moderate flood risk, though there have been 1 flood claim nearby since 1998.
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 | 5 in force |
| Nearby Flood Claims | 1 (1998) |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And 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 risk around 19211 Garrison 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 97% of the US · lower than 97.8% 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 938 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 · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile, Unwired, Verizon.
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