Contra Costa County property record for 50 Mount Olympus Pl, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 2,619 sqft · built 1974 |
| Lot Size | 0.316 acres (13,750 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,450,000 (May 2024) |
| Tax Bill | $17,674 (2025) |
| Deeds & Mortgages | Oct 2023 Sale & Mortgage Jan 2023 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 119-212-034-1 |
| Primary APN | 119-212-034-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,619 sqft Living Area |
| 1st Floor Area | 1,296 sqft |
| 2nd Floor Area | 1,323 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Roof Material | Tile |
| Lot Area | 13,750 sqft (0.316 acres) |
| Garage Type | Attached |
| Garage Area | 506 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 50 MT OLYMPUS PL |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1509 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T04013 L0057 B EX MR |
| Legal Subdivision | SUBDIVISION 4013 |
| Legal Tract | 04013 |
| Legal Lot Number | 57 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4005 |
| Census Tract | 355306 |
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 Individual Names on Record |
|---|---|
| Mailing Address | 50 MT OLYMPUS PL, CLAYTON, CA 94517-1509 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Oct 30, 2023 | Grant Deed, Transfer · Commercial Mortgage CENTER STREET LENDING CORP |
| Jan 17, 2023 | Intrafamily Transfer, Transfer |
| Sep 19, 2022 | Deed of Trust, Mortgage · Conventional Mortgage RIVER CITY MORTGAGE LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 24, 2024 · Amount on Record |
| Deed Sale | May 24, 2024 · Amount on Record |
| Prior Sale | Oct 30, 2023 · Amount on Record |
| Deed Document Number | 202449019 |
| Prior Transfer Date | Jan 15, 2023 |
| Prior Transfer Doc | 0000004009 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 30, 2023 |
| Property Address | 50 MT OLYMPUS PL, CLAYTON, CA 94517-1509 |
| Document Number | 0000117003 |
| Map Reference | MB 144 PG 38 |
| Instrument Date | Oct 5, 2023 |
| Instrument | 2023-117003 |
| Transaction Type | Transfer |
| Record Updated | Nov 8, 2023 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4900 HOPYARD RD STE 100, 100, PLEASANTON, CA 94588-7101 |
| Document Number | 0000117004 |
|---|---|
| Date | Oct 30, 2023 |
| Instrument | 2023-117004 |
| Name | CENTER STREET LENDING CORP |
|---|---|
| Type | Mortgage Company |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 17, 2023 |
| Property Address | 50 MT OLYMPUS PL, CLAYTON, CA 94517-1509 |
| Document Number | 0000004009 |
| Map Reference | MB 144 PG 38 |
| Instrument Date | Jan 15, 2023 |
| Instrument | 2023-004009 |
| Transaction Type | Transfer |
| Record Updated | Jan 25, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 50 MT OLYMPUS PL, CLAYTON, CA 94517-1509 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 50 MT OLYMPUS PL, CLAYTON, CA 94517-1509 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 50 MT OLYMPUS PL, CLAYTON, CA 94517-1509 |
| Document Number | 0000140783 |
|---|---|
| Date | Sep 19, 2022 |
| Instrument | 2022-140783 |
| Name | RIVER CITY MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | CINCINNATI, OH 45242 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 1, 2052 |
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 | $1,508,580 (+2%) Land $936,360 Building $572,220 | |
| 2025 | $17,674.00 (+617.87%) | $1,479,000 (+1,102.18%) Land $918,000 Building $561,000 |
| 2023 | $2,462.00 (+2.71%) Homeowner's exemption | $123,026 Land $41,673 Building $81,353 |
| 2022 | $2,397.00 |
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.
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 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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