Alameda County property record for 5491 Alborg Ct, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 2,262 sqft · built 1978 |
| Lot Size | 0.26 acres (11,335 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $3,800 (2025) |
| Deeds & Mortgages | Dec 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 85-6304-72 |
| Primary APN | 85-6304-72 |
|---|---|
| Alternative APN |
|
| Building Area | 2,262 sqft Living Area |
|---|---|
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | L-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 11,335 sqft (0.26 acres) |
| Garage Type | Attached |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 5491 ALBORG CT |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1701 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00073 BLK: 000C TR: 3814 |
| Legal Subdivision | TRACT 3814 |
| Legal Tract | 3814 |
| Legal Block | C |
| Legal Lot Number | 73 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 430102 |
5491 Alborg Ct is owner-occupied and held in a trust since December 2012.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 5491 ALBORG CT, CASTRO VALLEY, CA 94552-1701 |
| 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 Sale | Apr 15, 1994 |
| Deed Sale | Apr 15, 1994 |
| Deed Document Number | 1994146541 |
| Last Transfer Date | Dec 27, 2012 |
| Transfer Doc | 0000002089 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 5491 ALBORG CT, CASTRO VALLEY, CA 94552-1701 |
| Transaction Type | Mortgage |
| Record Updated | Mar 3, 2021 |
| Name | Verified Name |
|---|---|
| Address | 5491 ALBORG CT, CASTRO VALLEY, CA 94552-1701 |
| Document Number | 0000360532 |
|---|---|
| Date | Dec 22, 2020 |
| Instrument | 2020360532 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Address | FOOTHILL RANCH, CA 92610 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2051 |
The 2025 property tax bill for 5491 Alborg Ct was $3,800 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 | $253,480 (-0.74%) Land $81,768 Building $178,712 | ||
| 2025 | $3,800.00 Homeowner's exemption | $255,373 Land $80,165 Building $175,208 | |
| 2023 | $3,626.00 Homeowner's exemption | $245,457 Land $77,052 Building $168,405 | $1,596,330 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 5491 Alborg Ct 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 5491 Alborg Ct is moderate, ranking above 62% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 62% of the US · lower than 62% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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 389 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Unwired.
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