Alameda County property record for 18131 Lamson Rd, Castro Valley, CA 94546 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1952 |
| Square Footage | 1,187 sqft Living Area |
| Lot Size | 8,520 sqft (0.196 acres) |
| Tax Bill | $7,944.00 (2025) |
| Primary APN | 84D-1165-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 5 Rooms |
| Building Area | 1,187 sqft Living Area |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1952 |
|---|---|
| Effective Year Built | Effective 1952 |
| Exterior Material | Wood Exterior |
| Construction Type | Wood Construction |
| Roof Material | Composition Shingle Roof |
| Lot Area | 8,520 sqft (0.196 acres) |
| Heating System | Forced Air with Air Conditioning Heating |
|---|---|
| Heating Fuel | Gas Heating Fuel |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 18131 LAMSON RD |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2119 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT: 00003 BLK: AR: 084D PAGE: 1165 |
| Legal Subdivision | CASTRO VALLEY ORCHARDS |
| Legal Lot Number | 25 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 1 |
| Census Block | 1005 |
| Census Tract | 430300 |
Source: Alameda County records · APN 84D-1165-3
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 | Company Name on File |
|---|---|
| Mailing Address | 18137 LAMSON RD, CASTRO VALLEY, CA 94546-2119 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jan 06, 2000 |
| Transfer Doc | 0000053870 |
| 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 | $611,558 (+2%) Land $114,052 Building $497,506 | ||
| 2025 | $7,944.00 (+15.33%) | $599,566 (+16.82%) Land $111,815 Building $487,751 | |
| 2023 | $6,888.00 | $513,247 Land $107,474 Building $405,773 | $968,850 |
18131 Lamson Rd is in FEMA Zone X, outside the Special Flood Hazard Area, with indirect wildfire exposure (Low 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 | Low 20th percentile of exposed land nationally · 11th in California |
|---|---|
| Wildfire Likelihood | Low — about 1 in 3,030 per year |
| Exposure | Indirect within ember reach of burnable land · adjoins burnable vegetation |
Values are read at the parcel center point; lenders make the official flood determination.
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