Alameda County property record for 5933 E Castro Valley Blvd, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 1,228 sqft · built 1925 |
| Lot Size | 1.96 acres (85,378 sqft) |
| Owner | Company Name on File |
| Last Sale | $825,000 (Mar 2021) |
| Tax Bill | $8,900 (2025) |
| Deeds & Mortgages | Mar 2021 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-550-5 |
| Primary APN | 85A-550-5 |
|---|---|
| Alternative APN |
|
| Building Area | 1,228 sqft Living Area |
|---|---|
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1925 |
|---|---|
| Effective Year Built | Effective 1925 |
| Architectural Style | L-Shape |
| Exterior Material | Wood Siding |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 85,378 sqft |
| View / Lot | Woodland |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Septic |
| Water Source | Commercial |
| Street Address | 5933 E CASTRO VALLEY BLVD |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-9707 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00001 BLK: 0017 AR: 085A PAGE: 0550 ;LOT: 00003 BLK: 0017 AR: 085A PAGE: 0550 ;LOT: 00005 BLK: AR: 085A PAGE: 0550 |
| Legal Subdivision | SAN LORENZO RHO |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 435103 |
5933 E Castro Valley Blvd is owned by a company that bought it in March 2021.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 77 BUNSEN, IRVINE, CA 92618-4218 |
| Owner Type | Company |
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 Sale | Mar 10, 2021 · Amount on File |
| Deed Sale | Mar 10, 2021 · Amount on File |
| Prior Sale | Mar 19, 2009 · Amount on File |
| Deed Document Number | 202198682 |
| Prior Transfer Date | Oct 6, 2014 |
| Prior Transfer Doc | 0000253232 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Mar 10, 2021 |
| Property Address | 5933 E CASTRO VALLEY BLVD, CASTRO VALLEY, CA 94552-9707 |
| Document Number | 0000098682 |
| Instrument Date | Feb 24, 2021 |
| Instrument | 2021098682 |
| Transaction Type | Transfer |
| Record Updated | Jul 19, 2022 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 77 BUNSEN, IRVINE, CA 92618-4218 |
The 2025 property tax bill for 5933 E Castro Valley Blvd was $8,900, up 2% from the year before.
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 | $746,344 (+2%) Land $430,583 Building $315,761 | ||
| 2025 | $8,900.00 (+2.04%) | $731,715 Land $422,143 Building $309,572 | |
| 2024 | $8,722.00 (+1.3%) | ||
| 2023 | $8,610.00 | $703,310 Land $405,756 Building $297,554 | $1,102,860 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 5933 E Castro Valley Blvd in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 4 in force |
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 5933 E Castro Valley Blvd is high, ranking above 79% of the US, with a 0.5% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 79% of the US · above 57% of California |
|---|---|
| Wildfire Likelihood | 0.5% annual chance |
| Exposure | Direct burnable vegetation |
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 35 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Starlink Satellite | 280 / 30 |
May also be available: Etheric Networks, T-Mobile, Unwired.
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