Alameda County property record for 20161 Edwin Markham Dr, Castro Valley, CA 94552 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 1992 |
| Square Footage | 3,022 sqft Living Area |
| Lot Size | 6,152 sqft (0.141 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $480,000 (1999) |
| Tax Bill | $9,491.00 (2025) |
| Primary APN | 85A-6411-35 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Building Area | 3,022 sqft Living Area |
| Stories | 2 Stories |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1992 |
| Construction Type | Wood Construction |
| Lot Area | 6,152 sqft (0.141 acres) |
| Topography | Gentle Slope Topography |
| Street Address | 20161 EDWIN MARKHAM DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-5063 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT: 00009 BLK: TR: 5738 |
| Legal Tract | 5738 |
| Legal Lot Number | 9 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 2 |
| Census Block | 2010 |
| Census Tract | 430101 |
Source: Alameda County records · APN 85A-6411-35
Assessment roll updated August 5, 2026 · Last verified August 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 File |
|---|---|
| Mailing Address | 20161 EDWIN MARKHAM DR, CASTRO VALLEY, CA 94552-5063 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 01, 1999 · Amount on Record |
| Deed Sale | Oct 01, 1999 · Amount on Record |
| Deed Doc Number | 1999373358 |
| Record Refreshed | Sep 20, 2026 |
Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $745,457 (+1.05%) Land $225,737 Building $526,720 | ||
| 2025 | $9,491.00 (+3.97%) Homeowner's exemption | $737,707 (+4.04%) Land $221,312 Building $516,395 | |
| 2023 | $9,129.00 Homeowner's exemption | $709,064 Land $212,719 Building $496,345 | $1,404,270 |
20161 Edwin Markham Dr is in FEMA Zone X, outside the Special Flood Hazard Area, with direct wildfire exposure (Moderate risk).
Source: FEMA National Flood Hazard Layer · Alameda County (06001C), updated May 25, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Moderate 70th percentile of exposed land nationally · 45th in California |
|---|---|
| Wildfire Likelihood | High — about 1 in 329 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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