Alameda County property record for 16775 Columbia Dr, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,408 sqft · built 1988 |
| Lot Size | 0.289 acres (12,600 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $6,854 (2025) |
| Deeds & Mortgages | Sep 2021 Transfer Sep 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 85-6315-65 |
| Primary APN | 85-6315-65 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,408 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 12,600 sqft (0.289 acres) |
| Street Address | 16775 COLUMBIA DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1650 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00070 BLK: TR: 5204 |
| Legal Tract | 5204 |
| Legal Lot Number | 70 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 430200 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 16775 COLUMBIA DR, CASTRO VALLEY, CA 94552-1650 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Sep 30, 2021 | Intrafamily Transfer, Transfer ORANGE COAST TTL CO OF NOCAL |
| Sep 30, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage PLANET HOME LENDING LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Sep 26, 2021 |
| Transfer Doc | 0000327458 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Sep 30, 2021 |
| Property Address | 16775 COLUMBIA DR, CASTRO VALLEY, CA 94552-1650 |
| Document Number | 0000327460 |
| Map Reference | MB 158 PG 78-86 |
| Instrument Date | Sep 26, 2021 |
| Instrument | 2021327460 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | ORANGE COAST TTL CO OF NOCAL |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 16775 COLUMBIA DR, CASTRO VALLEY, CA 94552-1650 |
| Investor | Possibly a Property Investor |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Sep 30, 2021 |
| Property Address | 16775 COLUMBIA DR, CASTRO VALLEY, CA 94552-1650 |
| Document Number | 0000327458 |
| Map Reference | MB 158 PG 78-86 |
| Instrument Date | Sep 26, 2021 |
| Instrument | 2021327458 |
| Transaction Type | Transfer |
| Record Updated | Oct 20, 2021 |
| Title Company | ORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TTL CO OF NOCAL |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 16775 COLUMBIA DR, CASTRO VALLEY, CA 94552-1650 |
| Document Number | 0000327459 |
|---|---|
| Date | Sep 30, 2021 |
| Instrument | 2021327459 |
| Name | PLANET HOME LENDING LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 1, 2051 |
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 | $517,526 (+0.64%) Land $176,235 Building $348,291 | ||
| 2025 | $6,854.00 (+4.18%) Homeowner's exemption | $514,243 (+4.04%) Land $172,780 Building $341,463 | |
| 2023 | $6,579.00 Homeowner's exemption | $494,274 Land $166,071 Building $328,203 | $1,539,990 |
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
| 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 | High above 73% of the US · above 48% 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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