Contra Costa County property record for 357 Blue Oak Ln, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,966 sqft · built 1995 |
| Lot Size | 0.184 acres (8,000 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $379,000 (Sep 1994) |
| Tax Bill | $8,597 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 118-424-002-4 |
| Primary APN | 118-424-002-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,966 sqft Living Area |
| 1st Floor Area | 1,681 sqft |
| 2nd Floor Area | 1,285 sqft |
| Year Built | Built 1995 |
|---|---|
| Effective Year Built | Effective 1995 |
| Lot Area | 8,000 sqft (0.184 acres) |
| Garage Type | Attached |
| Garage Area | 635 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 357 BLUE OAK LN |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-2019 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7256 L38 |
| Legal Subdivision | EAGLE PEAK UNIT 1 |
| Legal Tract | 7256 |
| Legal Lot Number | 38 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 355307 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 357 BLUE OAK LN, CLAYTON, CA 94517-2019 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 9, 1994 · Amount on Record |
| Deed Sale | Sep 9, 1994 · Amount on Record |
| Deed Document Number | 1994222774 |
| 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 | Clayton City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $649,312 (+2%) Land $222,714 Building $426,598 | |
| 2025 | $8,597.00 (+7.88%) Homeowner's exemption | $636,582 (+4.04%) Land $218,348 Building $418,234 |
| 2023 | $7,969.00 (+0.01%) Homeowner's exemption | $611,865 Land $209,870 Building $401,995 |
| 2022 | $7,968.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 73% of the US · above 48% of California |
|---|---|
| Wildfire Likelihood | 0.3% annual chance |
| Exposure | Indirect within 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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.
Source: FCC Broadband Data Collection, based on 188 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Starlink Satellite | 280 / 30 |
May also be available: T-Mobile, Unwired, Verizon.
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