Alameda County property record for 3406 Somerset Ave, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,503 sqft · built 1957 |
| Lot Size | 0.191 acres (8,296 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $2,375 (2025) |
| Deeds & Mortgages | Dec 2017 Transfer Jan 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 84B-546-30-10 |
| Primary APN | 84B-546-30-10 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,503 sqft Living Area |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 8,296 sqft (0.191 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Street Address | 3406 SOMERSET AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-3355 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00010 BLK: 0030 AR: 084B PAGE: 0546 ;LOT: 00011 BLK: 0030 AR: 084B PAGE: 0546 |
| Legal Subdivision | ANITA L STANTON |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 430700 |
3406 Somerset Ave is held in a trust since December 2017.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 4321 RAYMOND RD, LIVERMORE, CA 94551-9776 |
| 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.
| Date | Document |
|---|---|
| Dec 21, 2017 | Affidavit of Death, Transfer ATTORNEY ONLY |
| Jan 24, 2018 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Dec 8, 2017 |
| Transfer Doc | 0000013888 |
| Record Updated | Sep 20, 2026 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Dec 21, 2017 |
| Property Address | 3406 SOMERSET AVE, CASTRO VALLEY, CA 94546-3355 |
| Document Number | 0000281628 |
| Instrument Date | Dec 8, 2017 |
| Instrument | 281628 |
| Transaction Type | Transfer |
| Record Updated | Jan 9, 2018 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4321 RAYMOND RD LIVERMORE CA 945519776, LIVERMORE, CA 94551-9776 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jan 24, 2018 |
| Property Address | 3406 SOMERSET AVE, CASTRO VALLEY, CA 94546-3355 |
| Document Number | 0000013888 |
| Instrument Date | Dec 8, 2017 |
| Instrument | 13888 |
| Transaction Type | Transfer |
| Record Updated | Feb 5, 2018 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 4321 RAYMOND RD LIVERMORE CA 945519776, LIVERMORE, CA 94551-9776 |
The 2025 property tax bill for 3406 Somerset Ave was $2,375.
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 | $130,220 (+2%) Land $46,765 Building $83,455 | ||
| 2025 | $2,375.00 | $127,666 Land $45,848 Building $81,818 | |
| 2023 | $2,252.00 | $122,710 Land $44,068 Building $78,642 | $1,072,170 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3406 Somerset Ave in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2009.
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 | 2 in force |
| Nearby Flood Claims | 2 (2009–2010) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jan 2010 · rainfall accumulation |
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.
The area around 3406 Somerset Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 609 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 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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