Alameda County property record for 4314 Gregory St, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,087 sqft · built 1962 |
| Lot Size | 0.181 acres (7,875 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $3,706 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 84C-695-23 |
| Primary APN | 84C-695-23 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,087 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 7,875 sqft (0.181 acres) |
| Street Address | 4314 GREGORY ST |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-3607 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00007 BLK: 000A TR: 2388 |
| Legal Subdivision | EDEN TOWNSHIP |
| Legal Tract | 2388 |
| Legal Block | A |
| Legal Lot Number | 8 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 430800 |
4314 Gregory St is owner-occupied and held in a trust since March 2008.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 4314 GREGORY ST, CASTRO VALLEY, CA 94546-3607 |
| 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 | Name on Deed |
|---|---|
| Last Transfer Date | Mar 31, 2008 |
| Transfer Doc | 0000112844 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 4314 Gregory St was $3,706 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 | $245,418 (-0.83%) Land $101,189 Building $151,229 | ||
| 2025 | $3,706.00 Homeowner's exemption | $247,469 Land $99,205 Building $148,264 | |
| 2023 | $3,535.00 Homeowner's exemption | $237,860 Land $95,353 Building $142,507 | $1,189,800 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4314 Gregory St in Zone X, an area of moderate flood risk, though there have been 1 flood claim nearby since 1997.
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 |
| Nearby Flood Claims | 1 (1997) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Nov 1997 · river or lake 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 4314 Gregory 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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