Alameda County property record for 19227 Gliddon St, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,176 sqft · built 1959 |
| Lot Size | 0.181 acres (7,887 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $1,955 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 84C-1061-10 |
| Primary APN | 84C-1061-10 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,176 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 7,887 sqft (0.181 acres) |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 19227 GLIDDON ST |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-3632 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00002 BLK: 000C TR: 1923 |
| Legal Subdivision | TR 1923 |
| Legal Tract | 1923 |
| Legal Block | C |
| Legal Lot Number | 2 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 430800 |
19227 Gliddon St is owner-occupied and held in a trust since March 2000.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 19227 GLIDDON ST, CASTRO VALLEY, CA 94546-3632 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 Transfer Date | Mar 21, 2000 |
| Transfer Doc | 0000137031 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 19227 Gliddon St was $1,955.
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 | $94,032 (-5.07%) Land $47,515 Building $53,517 | ||
| 2025 | $1,955.00 Homeowner's exemption | $99,052 Land $46,584 Building $52,468 | |
| 2023 | $1,842.00 Homeowner's exemption | $95,206 Land $44,775 Building $50,431 | $873,450 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 19227 Gliddon St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 19227 Gliddon St 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 804 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, GeoLinks.
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