Alameda County property record for 2573 Somerset Ave, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,234 sqft · built 1960 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $1,790 (2025) |
| Deeds & Mortgages | Apr 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 84A-195-1-17 |
| Primary APN | 84A-195-1-17 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,234 sqft Living Area |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1961 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,000 sqft (0.115 acres) |
| Street Address | 2573 SOMERSET AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4038 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00017 BLK: 0001 AR: 084A PAGE: 0195 |
| Legal Subdivision | STANTON #1 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 430600 |
2573 Somerset Ave is owner-occupied and held in a trust since September 2022.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 2573 SOMERSET AVE, CASTRO VALLEY, CA 94546-4038 |
| 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 | Sep 9, 2022 |
| Transfer Doc | 0000044553 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 20, 2023 |
| Property Address | 2573 SOMERSET AVE, CASTRO VALLEY, CA 94546-4038 |
| Document Number | 0000044553 |
| Map Reference | MB 17 PG 6 |
| Instrument Date | Sep 9, 2022 |
| Instrument | 2023044553 |
| Transaction Type | Transfer |
| Record Updated | May 24, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 2573 SOMERSET AVE, CASTRO VALLEY, CA 94546-4038 |
The 2025 property tax bill for 2573 Somerset Ave was $1,790 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 | $79,777 (-6.23%) Land $33,510 Building $53,267 | ||
| 2025 | $1,790.00 Homeowner's exemption | $85,076 Land $32,853 Building $52,223 | |
| 2023 | $1,682.00 Homeowner's exemption | $81,773 Land $31,578 Building $50,195 | $861,300 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 2573 Somerset Ave 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 2573 Somerset 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 98% of the US · lower than 98.4% 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 709 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 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile.
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