Alameda County property record for 20070 Sapphire St, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,060 sqft · built 1950 |
| Lot Size | 0.14 acres (6,076 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $930,000 (Jul 2023) |
| Tax Bill | $11,980 (2025) |
| Deeds & Mortgages | Apr 2024 Mortgage Jan 2025 Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 84C-1064-81 |
| Primary APN | 84C-1064-81 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,060 sqft Living Area |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,076 sqft (0.14 acres) |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 20070 SAPPHIRE ST |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4728 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00001 BLK: 0003 TR: 0799 |
| Legal Subdivision | 799 EDEN TOWNSHIP |
| Legal Tract | 0799 |
| Legal Block | 3 |
| Legal Lot Number | 1 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 430800 |
Source: Alameda County records, as of August 26, 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 Record |
|---|---|
| Mailing Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Date | Document |
|---|---|
| Apr 5, 2024 | Deed of Trust, Mortgage · VA Mortgage WEST CAPITAL LENDING INC |
| Jan 6, 2025 | Deed of Trust, Mortgage · VA Mortgage WEST CAPITAL LENDING INC |
| Nov 10, 2025 | Deed of Trust, Mortgage · VA Mortgage WEST CAPITAL LENDING INC |
| Oct 1, 2025 | Intrafamily Transfer, Transfer |
| Jul 28, 2023 | Grant Deed, Transfer · Conventional Mortgage DRAPER & KRAMER MORTGAGE CORP |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 28, 2023 · Amount on Record |
| Deed Sale | Jul 28, 2023 · Amount on Record |
| Prior Sale | Jun 7, 2005 · Amount on Record |
| Deed Document Number | 202385941 |
| Prior Transfer Date | Nov 6, 2009 |
| Prior Transfer Doc | 0000360348 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Transaction Type | Mortgage |
| Record Updated | Jun 8, 2026 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Document Number | 0000045336 |
|---|---|
| Date | Apr 5, 2024 |
| Instrument | 2024045336 |
| Name | WEST CAPITAL LENDING INC |
|---|---|
| Type | Mortgage Company |
| Address | IRVINE, CA 92614 |
| Type | VA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | May 1, 2054 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Transaction Type | Mortgage |
| Record Updated | Jun 8, 2026 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Document Number | 0000001425 |
|---|---|
| Date | Jan 6, 2025 |
| Instrument | 2025001425 |
| Name | WEST CAPITAL LENDING INC |
|---|---|
| Type | Mortgage Company |
| Address | 24 EXECUTIVE PARK STE 250, IRVINE, CA 92614 |
| Type | VA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 1, 2055 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Transaction Type | Mortgage |
| Record Updated | Jun 8, 2026 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Document Number | 0000141985 |
|---|---|
| Date | Nov 10, 2025 |
| Instrument | 2025141985 |
| Name | WEST CAPITAL LENDING INC |
|---|---|
| Type | Mortgage Company |
| Address | 17911 VON KARMAN AVE STE 400, IRVINE, CA 92614 |
| Type | VA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 1, 2055 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Oct 1, 2025 |
| Property Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Document Number | 0000122600 |
| Map Reference | MB 27 PG 88 |
| Instrument Date | Aug 1, 2025 |
| Instrument | 2025122600 |
| Transaction Type | Transfer |
| Record Updated | Oct 30, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jul 28, 2023 |
| Property Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Document Number | 0000085941 |
| Map Reference | MB 27 PG 88 |
| Instrument Date | Jul 24, 2023 |
| Instrument | 2023085941 |
| Transaction Type | Transfer |
| Record Updated | Oct 30, 2025 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 20070 SAPPHIRE ST, CASTRO VALLEY, CA 94546-4728 |
| Document Number | 0000085942 |
|---|---|
| Date | Jul 28, 2023 |
| Instrument | 2023085942 |
| Name | DRAPER & KRAMER MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 1, 2053 |
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 | $960,571 (+1.26%) Land $290,271 Building $677,300 | ||
| 2025 | $11,980.00 (+624.3%) Homeowner's exemption | $948,600 (+1,094.56%) Land $284,580 Building $664,020 | |
| 2023 | $1,654.00 (+3.25%) Homeowner's exemption | $79,410 (+2%) Land $51,841 Building $27,569 | $816,930 |
| 2022 | $1,602.00 Homeowner's exemption | $77,854 Land $50,825 Building $27,029 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | None beyond ember reach |
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 442 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Sonic Telecom, T-Mobile, Unwired.
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