Alameda County property record for 16687 Columbia Dr, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,890 sqft · built 1988 |
| Lot Size | 0.156 acres (6,800 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,400,000 (May 2021) |
| Tax Bill | $18,668 (2025) |
| Deeds & Mortgages | May 2021 Sale & Mortgage Sep 2019 Line of Credit + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 85-6315-52 |
| Primary APN | 85-6315-52 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,890 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,800 sqft (0.156 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 16687 COLUMBIA DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1662 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00056 BLK: TR: 5204 |
| Legal Subdivision | TRACT 5204 |
| Legal Tract | 5204 |
| Legal Lot Number | 56 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 430200 |
Source: Alameda County records, as of October 20, 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 | 16687 COLUMBIA DR, CASTRO VALLEY, CA 94552-1662 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| May 14, 2021 | Grant Deed, Transfer · Conventional Mortgage CITIBANK NA |
| Sep 13, 2019 | Deed of Trust, Mortgage · Line of Credit PATELCO CU |
| Jan 25, 2017 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 14, 2021 · Amount on Record |
| Deed Sale | May 14, 2021 · Amount on Record |
| Prior Sale | Sep 28, 2012 · Amount on Record |
| Deed Document Number | 2021184519 |
| Prior Transfer Date | Jan 11, 2017 |
| Prior Transfer Doc | 0000019337 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | May 14, 2021 |
| Property Address | 16687 COLUMBIA DR, CASTRO VALLEY, CA 94552-1662 |
| Document Number | 0000184519 |
| Map Reference | MB 158 PG 78-86 |
| Instrument Date | May 7, 2021 |
| Instrument | 2021184519 |
| Transaction Type | Transfer |
| Record Updated | Jun 3, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,540.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 16687 COLUMBIA DR, CASTRO VALLEY, CA 94552-1662 |
| Investor | Possibly a Property Investor |
| Document Number | 0000184520 |
|---|---|
| Date | May 14, 2021 |
| Instrument | 2021184520 |
| Name | CITIBANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jun 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 16687 COLUMBIA DR, CASTRO VALLEY, CA 94552-1662 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | PLACER TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0000182492 |
|---|---|
| Date | Sep 13, 2019 |
| Instrument | 2019182492 |
| Name | PATELCO CU |
|---|---|
| Type | Credit Union |
| Address | PLEASANTON, CA 94588 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 301 Months |
| Due | Oct 30, 2044 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jan 25, 2017 |
| Property Address | 16687 COLUMBIA DR, CASTRO VALLEY, CA 94552-1662 |
| Document Number | 0000019337 |
| Instrument Date | Jan 11, 2017 |
| Instrument | 19337 |
| Transaction Type | Transfer |
| Record Updated | Feb 9, 2017 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 16687 COLUMBIA DR CASTRO VALLEY CA 945521662, CASTRO VALLEY, CA 94552-1662 |
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 | $1,538,683 (+1.54%) Land $463,705 Building $1,081,978 | ||
| 2025 | $18,668.00 (+3.69%) Homeowner's exemption | $1,515,387 (+4.04%) Land $454,616 Building $1,060,771 | |
| 2023 | $18,003.00 Homeowner's exemption | $1,456,560 Land $436,968 Building $1,019,592 | $1,421,910 |
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 76% of the US · above 52% 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 92 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 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
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