Contra Costa County property record for 51 Mount Olympus Pl, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,152 sqft · built 1974 |
| Lot Size | 0.253 acres (11,000 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $1,200,000 (Oct 2024) |
| Tax Bill | $14,517 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 119-212-033-3 |
| Primary APN | 119-212-033-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 2,152 sqft Living Area |
| 1st Floor Area | 2,152 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Cluster |
| Lot Area | 11,000 sqft (0.253 acres) |
| Garage Type | Attached |
| Garage Area | 708 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 51 MT OLYMPUS PL |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1509 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 4013 LOT 56 EX MR |
| Legal Subdivision | SUBDIVISION 4013 |
| Legal Tract | 4013 |
| Legal Lot Number | 56 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4005 |
| Census Tract | 355306 |
51 Mount Olympus Pl is owner-occupied and held in a trust since October 2024.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 142 SCHOONER CT, RICHMOND, CA 94804-7412 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
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 | Oct 11, 2024 · Amount on File |
| Deed Sale | Oct 11, 2024 · Amount on File |
| Prior Sale | Sep 4, 1998 · Amount on File |
| Deed Document Number | 2024100698 |
| Prior Transfer Date | Sep 24, 2014 |
| Prior Transfer Doc | 0000176672 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 51 Mount Olympus Pl was $14,517 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 | $574,869 (-52.09%) Land $170,756 Building $404,113 | |
| 2025 | $14,517.00 Homeowner's exemption | $1,200,000 Land $700,000 Building $500,000 |
| 2023 | $6,868.00 (+1.52%) Homeowner's exemption | $515,568 Land $158,207 Building $357,361 |
| 2022 | $6,765.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 51 Mount Olympus Pl in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 51 Mount Olympus Pl is moderate, ranking above 69% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 69% of the US · above 44% of California |
|---|---|
| Wildfire Likelihood | 0.3% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 420 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 |
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