Alameda County property record for 18776 Edwin Markham Dr, Castro Valley, CA 94552 · Last verified October 2025
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,852 sqft · built 1986 |
| Lot Size | 0.193 acres (8,449 sqft) |
| Owner | Trust Name on File |
| Last Sale | $200,000 (Apr 1999) |
| Tax Bill | $6,206 (2025) |
| Deeds & Mortgages | Oct 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-6403-48 |
| Primary APN | 85A-6403-48 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,852 sqft Living Area |
| Year Built | Built 1986 |
|---|---|
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 8,449 sqft (0.193 acres) |
| Street Address | 18776 EDWIN MARKHAM DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-5065 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TR 4468 |
| Legal Subdivision | 4468 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 430101 |
Source: Alameda County records · APN 85A-6403-48
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 18776 EDWIN MARKHAM DR, CASTRO VALLEY, CA 94552-5065 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Apr 21, 1999 · Amount on Record |
| Deed Sale | Apr 21, 1999 · Amount on Record |
| Prior Sale | Jul 10, 2015 |
| Deed Document Number | 0000160986 |
| Deed Book / Page | 085A |
| Last Transfer Date | Oct 06, 2017 |
| Transfer Doc | 0000221604 |
| Record Updated | Jun 07, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Oct 06, 2017 |
| Property Address | 18776 EDWIN MARKHAM DR, CASTRO VALLEY, CA 94552-5065 |
| Document Number | 0000221604 |
| Instrument Date | Sep 18, 2017 |
| Instrument | 221604 |
| Transaction Type | Transfer |
| Record Updated | Nov 07, 2017 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 18776 EDWIN MARKHAM DR CASTRO VALLEY CA 945525065, CASTRO VALLEY, CA 94552-5065 |
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $6,206.00 (+4.25%) Homeowner's exemption | $459,310 (+4.04%) Land $137,876 Building $321,434 |
| 2023 | $5,953.00 Homeowner's exemption | $441,475 Land $132,522 Building $308,953 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | High above 74% of the US · above 50% of California |
|---|---|
| Wildfire Likelihood | About 1 in 287 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 207 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: AT&T, Etheric Communications, LLC.. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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