Alameda County property record for 18867 Walnut Rd, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 3,364 sqft · built 1990 |
| Lot Size | 0.292 acres (12,725 sqft) |
| Owner | Company Name on File |
| Last Sale | $970,000 (Apr 2005) |
| Tax Bill | $16,740 (2025) |
| Deeds & Mortgages | May 2022 Line of Credit Feb 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84D-1107-64 |
| Primary APN | 84D-1107-64 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 3,364 sqft Living Area |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 12,725 sqft (0.292 acres) |
| Street Address | 18867 WALNUT RD |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2003 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 0000A BLK: PM: 0154 PAGE: 0052 ;LOT: 0000B BLK: PM: 0154 PAGE: 0052 ;LOT: 0000C BLK: PM: 0154 PAGE: 0052 |
| Legal Subdivision | PARCEL MAP 3377 |
| Legal Block | 2 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 430400 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 18867 WALNUT RD, CASTRO VALLEY, CA 94546-2003 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| May 3, 2022 | Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA NA |
| Feb 5, 2021 | Deed of Trust, Mortgage · Conventional Mortgage GENERAL MORTGAGE CAPITAL CORP |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 29, 2005 · Amount on File |
| Deed Sale | Apr 29, 2005 · Amount on File |
| Deed Document Number | 2005170514 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 18867 WALNUT RD, CASTRO VALLEY, CA 94546-2003 |
| Transaction Type | Mortgage |
| Record Updated | May 25, 2022 |
| Title Company | WFG LENDER SERVICES |
| Name | Verified Name |
|---|---|
| Address | 18867 WALNUT RD, CASTRO VALLEY, CA 94546-2003 |
| Document Number | 0000087209 |
|---|---|
| Date | May 3, 2022 |
| Instrument | 2022087209 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Address | TAMPA, FL 33634 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 18867 WALNUT RD, CASTRO VALLEY, CA 94546-2003 |
| Transaction Type | Mortgage |
| Record Updated | Mar 24, 2021 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 18867 WALNUT RD, CASTRO VALLEY, CA 94546-2003 |
| Document Number | 0000053772 |
|---|---|
| Date | Feb 5, 2021 |
| Instrument | 2021053772 |
| Name | GENERAL MORTGAGE CAPITAL CORP |
|---|---|
| Type | Mortgage Company |
| Address | BURLINGAME, CA 94010 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Feb 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 | $1,372,000 (+1.48%) Land $413,700 Building $965,300 | ||
| 2025 | $16,740.00 (+3.73%) Homeowner's exemption | $1,351,965 (+4.04%) Land $405,589 Building $946,376 | |
| 2023 | $16,138.00 Homeowner's exemption | $1,299,478 Land $389,843 Building $909,635 | $1,454,760 |
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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 2 (1982–2022) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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 606 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Unwired, Verizon.
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