Contra Costa County property record for 947 Kenston Dr, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,231 sqft · built 1963 |
| Lot Size | 0.313 acres (13,650 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $558,500 (Jul 2003) |
| Tax Bill | $11,353 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 119-102-011-2 |
| Primary APN | 119-102-011-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,231 sqft Living Area |
| Gross Area | 2,735 sqft |
| 1st Floor Area | 2,231 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 13,650 sqft (0.313 acres) |
| Garage Type | Attached |
| Garage Area | 504 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 947 KENSTON DR |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1330 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R15 |
| Legal Description | TRACT 3009 3 |
| Legal Subdivision | MITCHELL CANYON ESTATES |
| Legal Tract | 3009 |
| Legal Lot Number | 3 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 355306 |
947 Kenston Dr is owned and occupied by two individuals who bought it in July 2003.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 947 KENSTON DR, CLAYTON, CA 94517-1330 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 10, 2003 · Amount on File |
| Deed Sale | Jul 10, 2003 · Amount on File |
| Prior Sale | Aug 28, 1996 · Amount on File |
| Deed Document Number | 2003327595 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 947 Kenston Dr was $11,353 with a homeowner's exemption.
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 | $939,762 (+2.44%) Land $364,141 Building $575,621 | |
| 2025 | $11,353.00 Homeowner's exemption | $917,414 Land $357,001 Building $560,413 |
| 2023 | $10,874.00 (+1.29%) Homeowner's exemption | $881,791 Land $343,139 Building $538,652 |
| 2022 | $10,736.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 947 Kenston Dr in Zone X, an area of minimal flood risk.
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 | 1 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.
Wildfire risk around 947 Kenston Dr is moderate, ranking above 57% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 57% of the US · lower than 66% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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 351 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, AT&T.
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