Alameda County property record for 20147 Summercrest Dr, Castro Valley, CA 94552
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 3 ba · 1,443 sqft · built 1997 |
| Lot Size | 0.042 acres (1,847 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $420,000 (Jun 2002) |
| Tax Bill | $2,287 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-6420-63 |
| Primary APN | 85A-6420-63 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,443 sqft Living Area |
| Year Built | Built 1997 |
|---|---|
| Effective Year Built | Effective 1997 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 1,847 sqft (0.042 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 20147 SUMMERCREST DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-5319 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Legal Description | LOT: 00063 BLK: TR: 6660 |
| Legal Subdivision | TR 6660 |
| Legal Tract | 6660 |
| Legal Lot Number | 63 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 430101 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 20147 SUMMERCREST DR, CASTRO VALLEY, CA 94552-5319 |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 14, 2002 · Amount on Record |
| Deed Sale | Jun 14, 2002 · Amount on Record |
| Prior Sale | Apr 22, 1997 · Amount on Record |
| Deed Document Number | 2002263818 |
| Last Transfer Date | Jan 22, 2003 |
| Transfer Doc | 0000056371 |
| Record Updated | Oct 29, 2026 |
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 | $122,704 (-3.51%) Land $40,142 Building $89,562 | ||
| 2025 | $2,287.00 (+5.73%) Homeowner's exemption | $127,161 (+4.04%) Land $39,355 Building $87,806 | |
| 2023 | $2,163.00 Homeowner's exemption | $122,224 Land $37,827 Building $84,397 | $959,580 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 (2017–2022) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 85% of the US · above 65% of California |
|---|---|
| Wildfire Likelihood | 0.8% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 100 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| AT&T DSL | 100 / 20 |
May also be available: Unwired.
5G (outdoors only) and 4G LTE
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