Contra Costa County property record for 505 Silverado Dr, Lafayette, CA 94549
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,151 sqft · built 1965 |
| Lot Size | 0.489 acres (21,300 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $3,789 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 237-361-005 |
| Primary APN | 237-361-005 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 2,151 sqft Living Area |
| 1st Floor Area | 1,827 sqft |
| Basement Area | 324 sqft |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1980 |
| Lot Area | 21,300 sqft (0.489 acres) |
| Garage Type | Attached |
| Garage Area | 567 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 505 SILVERADO DR |
|---|---|
| City | LAFAYETTE |
| State | CA |
| Zip | 94549-5725 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 3089 LOT 10 EX MR |
| Legal Tract | 3089 |
| Legal Lot Number | 10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 352101 |
Source: Contra Costa County records, as of July 14, 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 Record |
|---|---|
| Mailing Address | 775 FAIR OAKS DR, ALAMO, CA 94507-1457 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jan 7, 2005 |
| Transfer Doc | 0000075139 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Lafayette City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Lafayette Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $151,228 (+2%) Land $60,057 Building $91,171 | |
| 2025 | $3,789.00 (+4.15%) | $148,264 (+4.04%) Land $58,880 Building $89,384 |
| 2023 | $3,638.00 (+1.65%) | $142,509 Land $56,595 Building $85,914 |
| 2022 | $3,579.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 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 |
| Nearby Flood Policies | 4 in force |
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 | High above 81% of the US · above 59% of California |
|---|---|
| Wildfire Likelihood | 0.7% annual chance |
| Exposure | Direct burnable vegetation |
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 158 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Networks, Unwired.
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