Contra Costa County property record for 20 Ohlone Ln, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,877 sqft · built 1990 |
| Lot Size | 0.188 acres (8,200 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $690,000 (Jun 2007) |
| Tax Bill | $11,663 (2025) |
| Deeds & Mortgages | Oct 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 118-391-003-1 |
| Primary APN | 118-391-003-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,877 sqft Living Area |
| 1st Floor Area | 943 sqft |
| 2nd Floor Area | 934 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Roof Material | Tile |
| Lot Area | 8,200 sqft (0.188 acres) |
| View / Lot | Golf Course |
| Garage Type | Attached |
| Garage Area | 539 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 20 OHLONE LN |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1811 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T6990 L33 |
| Legal Subdivision | OAKHURST COUNTRY CLUB SUB 6990 |
| Legal Tract | 6990 |
| Legal Lot Number | 33 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1007 |
| 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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 20 OHLONE LN, CLAYTON, CA 94517-1811 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 22, 2007 · Amount on Record |
| Deed Sale | Jun 22, 2007 · Amount on Record |
| Prior Sale | Mar 30, 2006 · Amount on Record |
| Deed Document Number | 2007181483 |
| Last Transfer Date | Mar 22, 2018 |
| Transfer Doc | 0000165759 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 18, 2018 |
| Property Address | 20 OHLONE LN, CLAYTON, CA 94517-1811 |
| Document Number | 0000165759 |
| Instrument Date | Mar 22, 2018 |
| Instrument | 165759 |
| Record Updated | Oct 29, 2018 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 9709 WILLOW OAK CT BAKERSFIELD CA 933111607, BAKERSFIELD, CA 93311-1607 |
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 | $942,792 (+2%) Land $450,967 Building $491,825 | |
| 2025 | $11,663.00 (+5.11%) | $924,307 (+4.04%) Land $442,125 Building $482,182 |
| 2023 | $11,096.00 (+1.26%) | $888,416 Land $424,957 Building $463,459 |
| 2022 | $10,958.00 |
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 | Moderate above 62% of the US · lower than 62% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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 | 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 213 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
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