Alameda County property record for 21305 Highland Dr, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,900 sqft · built 2006 |
| Lot Size | 0.077 acres (3,340 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $900,000 (Jan 2018) |
| Tax Bill | $12,870 (2025) |
| Deeds & Mortgages | Sep 2026 Transfer Aug 2021 Mortgage + 5 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 85-6318-16 |
| Primary APN | 85-6318-16 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,900 sqft Living Area |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2006 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 3,340 sqft (0.077 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 21305 HIGHLAND DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-4814 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 0000C BLK: TR: 5562 ;LOT: 0000D BLK: TR: 5562 ;LOT: 0000H BLK: TR: 5562 |
| Legal Subdivision | TRACT 7434 |
| Legal Tract | 5562 |
| Legal Lot Number | 13 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1026 |
| Census Tract | 430101 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Sep 22, 2026 | Quit Claim Deed, Transfer NONE LISTED ON DOCUMENT |
| Aug 4, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Apr 22, 2019 | Deed of Trust, Mortgage · Conventional Mortgage FLAGSTAR BANK FSB |
| Oct 23, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC |
| Apr 17, 2020 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS |
| Oct 23, 2019 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS |
| Jan 25, 2018 | Grant Deed, Transfer · Conventional Mortgage FLAGSTAR BANK FSB |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 25, 2018 · Amount on Record |
| Deed Sale | Jan 25, 2018 · Amount on Record |
| Prior Sale | Aug 18, 2006 · Amount on Record |
| Deed Document Number | 201814951 |
| Last Transfer Date | Oct 22, 2020 |
| Transfer Doc | 0000284777 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Sep 22, 2026 |
| Property Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000119871 |
| Instrument Date | Sep 17, 2026 |
| Instrument | 2026119871 |
| Transaction Type | Transfer |
| Record Updated | Oct 23, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Transaction Type | Mortgage |
| Record Updated | Sep 28, 2023 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000267559 |
|---|---|
| Date | Aug 4, 2021 |
| Instrument | 2021267559 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Aug 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | OLD REPUBLIC TITLE CO |
| Name | Verified Name |
|---|
| Document Number | 0000072812 |
|---|---|
| Date | Apr 22, 2019 |
| Instrument | 2019072812 |
| Name | FLAGSTAR BANK FSB |
|---|---|
| Type | Bank |
| Address | TROY, MI 48098 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | May 1, 2049 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Oct 23, 2020 |
| Property Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000284777 |
| Map Reference | MB 279 PG 83-85 |
| Instrument Date | Oct 22, 2020 |
| Instrument | 2020284777 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000284778 |
|---|---|
| Date | Oct 23, 2020 |
| Instrument | 2020284778 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000095938 |
| Instrument Date | Apr 17, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Jun 16, 2020 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 21305 HIGHLAND DR CASTRO VALLEY CA 945524814, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000095938 |
|---|---|
| Date | Apr 27, 2020 |
| Instrument | 95938 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 26, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000218828 |
| Instrument Date | Oct 23, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Nov 22, 2019 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 21305 HIGHLAND DR CASTRO VALLEY CA 945524814, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000218828 |
|---|---|
| Date | Oct 28, 2019 |
| Instrument | 218828 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Oct 27, 2049 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jan 25, 2018 |
| Property Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000014951 |
| Map Reference | MB 279 PG 83-85 |
| Instrument Date | Jan 19, 2018 |
| Instrument | 2018014951 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | CHICAGO 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 | Joint Tenants |
| Address | 21305 HIGHLAND DR, CASTRO VALLEY, CA 94552-4814 |
| Document Number | 0000014952 |
|---|---|
| Date | Jan 25, 2018 |
| Instrument | 2018014952 |
| Name | FLAGSTAR BANK FSB |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 1, 2048 |
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 | $1,037,503 (+1.32%) Land $313,351 Building $731,152 | ||
| 2025 | $12,870.00 (+3.82%) Homeowner's exemption | $1,024,028 (+4.04%) Land $307,208 Building $716,820 | |
| 2023 | $12,396.00 Homeowner's exemption | $984,266 Land $295,280 Building $688,986 | $1,101,870 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% 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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