Alameda County property record for 18881 Carson Ln, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,462 sqft · built 1989 |
| Lot Size | 0.149 acres (6,500 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $835,000 (May 2014) |
| Tax Bill | $12,864 (2025) |
| Deeds & Mortgages | Dec 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-6408-25 |
| Primary APN | 85A-6408-25 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,462 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Architectural Style | L-Shape |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Material | Tile |
| Lot Area | 6,500 sqft (0.149 acres) |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 18881 CARSON LN |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1950 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | PD |
| Legal Description | LOT: 00049 BLK: TR: 5338 |
| Legal Subdivision | TRACT 5338 |
| Legal Tract | 5338 |
| Legal Lot Number | 49 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 430101 |
18881 Carson Ln is owned and occupied by two individuals who bought it in May 2014.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 18881 CARSON LN, CASTRO VALLEY, CA 94552-1950 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 23, 2014 · Amount on File |
| Deed Sale | May 23, 2014 · Amount on File |
| Deed Document Number | 2014126761 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 18881 CARSON LN, CASTRO VALLEY, CA 94552-1950 |
| Transaction Type | Mortgage |
| Record Updated | Feb 11, 2021 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Address | 18881 CARSON LN, CASTRO VALLEY, CA 94552-1950 |
| Document Number | 0000343279 |
|---|---|
| Date | Dec 9, 2020 |
| Instrument | 2020343279 |
| Name | GENERAL MORTGAGE CAPITAL CORP |
|---|---|
| Type | Mortgage Company |
| Address | BURLINGAME, CA 94010 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 359 Months |
| Due | Nov 1, 2050 |
The 2025 property tax bill for 18881 Carson Ln was $12,864 with a homeowner's exemption.
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 | $1,037,017 (+1.32%) Land $313,205 Building $730,812 | ||
| 2025 | $12,864.00 Homeowner's exemption | $1,023,550 Land $307,065 Building $716,485 | |
| 2023 | $12,391.00 Homeowner's exemption | $983,813 Land $295,144 Building $688,669 | $1,293,480 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18881 Carson Ln in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 18881 Carson Ln is moderate, ranking above 63% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 63% of the US · lower than 61% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within 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 495 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 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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