Contra Costa County property record for 5208 Keller Ridge Dr, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,843 sqft · built 1999 |
| Lot Size | 0.185 acres (8,047 sqft) |
| Owner | Company Name on File |
| Last Sale | $785,000 (Mar 2004) |
| Tax Bill | $13,887 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 118-680-020-5 |
| Primary APN | 118-680-020-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,843 sqft Living Area |
| 1st Floor Area | 1,516 sqft |
| 2nd Floor Area | 1,327 sqft |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 1999 |
| Lot Area | 8,047 sqft (0.185 acres) |
| Garage Type | Attached |
| Garage Area | 635 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 5208 KELLER RIDGE DR |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-2039 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7261 L49 |
| Legal Subdivision | EAGLE PEAK UNIT 4 |
| Legal Tract | 7261 |
| Legal Lot Number | 49 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 355307 |
Source: Contra Costa County assessment roll, 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 File |
|---|---|
| Mailing Address | 5208 KELLER RIDGE DR, CLAYTON, CA 94517-2039 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 26, 2004 · Amount on Record |
| Deed Sale | Mar 26, 2004 · Amount on Record |
| Prior Sale | Oct 11, 2001 · Amount on Record |
| Deed Document Number | 2004101670 |
| Last Transfer Date | Aug 22, 2013 |
| Transfer Doc | 0000212829 |
| 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 | $1,138,412 (+2%) Land $449,562 Building $688,850 | |
| 2025 | $13,887.00 (+6.29%) Homeowner's exemption | $1,116,092 (+4.04%) Land $440,748 Building $675,344 |
| 2023 | $13,065.00 (+0.35%) Homeowner's exemption | $1,072,754 Land $423,634 Building $649,120 |
| 2022 | $13,019.00 |
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 83% of the US · above 62% of California |
|---|---|
| Wildfire Likelihood | 0.6% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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 70 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: AT&T, Unwired, Verizon.
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