Alameda County property record for 6012 Castlebrook Dr, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,510 sqft · built 1986 |
| Lot Size | 0.192 acres (8,344 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $5,987 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage Aug 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 85-6313-7 |
| Primary APN | 85-6313-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,510 sqft Living Area |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 8,344 sqft (0.192 acres) |
| Street Address | 6012 CASTLEBROOK DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1644 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00058 BLK: TR: 5053 |
| Legal Tract | 5053 |
| Legal Lot Number | 58 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 430200 |
6012 Castlebrook Dr is owner-occupied and held in a trust since July 2018.
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 6012 CASTLEBROOK DR, CASTRO VALLEY, CA 94552-1644 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Apr 29, 2021 | Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA |
| Aug 6, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jul 28, 2018 |
| Transfer Doc | 0000153433 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 6012 CASTLEBROOK DR, CASTRO VALLEY, CA 94552-1644 |
| Transaction Type | Mortgage |
| Record Updated | May 19, 2021 |
| Title Company | AMROCK TITLE CA INC, AMROCK TITLE CALIFORNIA INC |
| Name | Verified Name |
|---|
| Document Number | 0000167300 |
|---|---|
| Date | Apr 29, 2021 |
| Instrument | 2021167300 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Apr 1, 2036 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Aug 6, 2018 |
| Property Address | 6012 CASTLEBROOK DR, CASTRO VALLEY, CA 94552-1644 |
| Document Number | 0000153433 |
| Instrument Date | Jul 28, 2018 |
| Instrument | 153433 |
| Transaction Type | Transfer |
| Record Updated | Aug 22, 2018 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 6012 CASTLEBROOK DR CASTRO VALLEY CA 945521644, CASTRO VALLEY, CA 94552-1644 |
The 2025 property tax bill for 6012 Castlebrook Dr was $5,987 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 | $442,566 (+0.41%) Land $88,559 Building $361,007 | ||
| 2025 | $5,987.00 Homeowner's exemption | $440,753 Land $86,823 Building $353,930 | |
| 2023 | $5,741.00 Homeowner's exemption | $423,640 Land $83,452 Building $340,188 | $1,666,350 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6012 Castlebrook Dr 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 6012 Castlebrook Dr is high, ranking above 70% of the US, with a 0.4% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 70% of the US · above 45% of California |
|---|---|
| Wildfire Likelihood | 0.4% 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 64 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Starlink Satellite | 280 / 30 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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