Alameda County property record for 5483 Greenridge Rd, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,781 sqft · built 1960 |
| Lot Size | 0.295 acres (12,864 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,800,000 (Jun 2022) |
| Tax Bill | $19,902 (2025) |
| Deeds & Mortgages | Jun 2022 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 85-1603-16 |
| Primary APN | 85-1603-16 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,781 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1961 |
| Architectural Style | H-Shape |
| Construction Type | Wood |
| Lot Area | 12,864 sqft (0.295 acres) |
| Street Address | 5483 GREENRIDGE RD |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-2621 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00022 BLK: 0003 TR: 2084 |
| Legal Subdivision | TRACT 2084 |
| Legal Tract | 2084 |
| Legal Block | 3 |
| Legal Lot Number | 22 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1016 |
| Census Tract | 430102 |
5483 Greenridge Rd is owned and occupied by two individuals who bought it in June 2022.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5483 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2621 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Jun 17, 2022 · Amount on File |
| Deed Sale | Jun 17, 2022 · Amount on File |
| Deed Document Number | 2022113758 |
| Prior Transfer Date | Oct 19, 2011 |
| Prior Transfer Doc | 0000303709 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jun 17, 2022 |
| Property Address | 5483 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2621 |
| Document Number | 0000113758 |
| Map Reference | MB 41 PG 88&89 |
| Instrument Date | Jun 15, 2022 |
| Instrument | 2022113758 |
| Transaction Type | Transfer |
| Record Updated | Jul 14, 2022 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,980.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 5483 GREENRIDGE RD, CASTRO VALLEY, CA 94552-2621 |
| Document Number | 0000113759 |
|---|---|
| Date | Jun 17, 2022 |
| Instrument | 2022113759 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2052 |
The 2025 property tax bill for 5483 Greenridge Rd was $19,902 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 | $1,493,000 (-7.84%) Land $450,000 Building $1,050,000 | ||
| 2025 | $19,902.00 Homeowner's exemption | $1,620,000 Land $486,000 Building $1,134,000 | |
| 2023 | $20,370.00 Homeowner's exemption | $1,656,000 Land $496,800 Building $1,159,200 | $1,701,450 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 5483 Greenridge Rd 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 5483 Greenridge Rd is moderate, ranking above 58% 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 58% of the US · lower than 65% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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 252 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, Unwired.
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