Alameda County property record for 20072 Diamond Ct, Castro Valley, CA 94546 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1949 |
| Square Footage | 994 sqft Living Area |
| Lot Size | 7,557 sqft (0.174 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $325,000 (2009) |
| Tax Bill | $5,725.00 (2025) |
| Primary APN | 84C-1064-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 994 sqft Living Area |
| Stories | 1 Stories |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1949 |
| Construction Type | Wood Construction |
| Lot Area | 7,557 sqft (0.174 acres) |
| Street Address | 20072 DIAMOND CT |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4733 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT: 00009 BLK: 0002 TR: 0799 |
| Legal Subdivision | TRACT 799 |
| Legal Tract | 0799 |
| Legal Block | 2 |
| Legal Lot Number | 9 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 3 |
| Census Block | 3005 |
| Census Tract | 430800 |
Source: Alameda County records · APN 84C-1064-6
Assessment roll updated June 20, 2025 · Last verified July 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 File |
|---|---|
| Mailing Address | 20072 DIAMOND CT, CASTRO VALLEY, CA 94546-4733 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Date | Document |
|---|---|
| Apr 13, 2026 | Gift Deed, Transfer NONE LISTED ON DOCUMENT |
| Apr 13, 2026 | Grant Deed, Transfer NONE LISTED ON DOCUMENT |
| Nov 18, 2020 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 25, 2009 · Amount on Record |
| Deed Sale | Jun 25, 2009 · Amount on Record |
| Prior Sale | Nov 25, 2008 · Amount on Record |
| Deed Doc Number | 2009200870 |
| Last Transfer Date | Nov 19, 2015 |
| Transfer Doc | 0000314357 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Gift Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 13, 2026 |
| Property Address | 20072 DIAMOND CT, CASTRO VALLEY, CA 94546-4733 |
| Document Number | 0000047945 |
| Instrument Date | Feb 23, 2026 |
| Instrument | 202647945 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 20072 DIAMOND CT, CASTRO VALLEY, CA 94546-4733 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 13, 2026 |
| Property Address | 20072 DIAMOND CT, CASTRO VALLEY, CA 94546-4733 |
| Document Number | 0000047946 |
| Instrument Date | Feb 23, 2026 |
| Instrument | 202647946 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 20072 DIAMOND CT, CASTRO VALLEY, CA 94546-4733 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 20072 DIAMOND CT, CASTRO VALLEY, CA 94546-4733 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 20072 DIAMOND CT, CASTRO VALLEY, CA 94546-4733 |
| Document Number | 0000314829 |
|---|---|
| Date | Nov 18, 2020 |
| Instrument | 2020314829 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Nov 01, 2050 |
Source: Alameda County records · Assessment roll updated June 20, 2025 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,725.00 (+2.43%) Homeowner's exemption | $411,491 (+2.3%) Land $125,547 Building $292,944 | |
| 2024 | $5,589.00 (+1.86%) | ||
| 2023 | $5,487.00 Homeowner's exemption | $402,245 Land $120,673 Building $281,572 | $704,340 |
20072 Diamond Ct is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.
Source: FEMA National Flood Hazard Layer · Alameda County (06001C), updated May 25, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |
Values are read at the parcel center point; lenders make the official flood determination.
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