Contra Costa County property record for 183 Mount Vernon Dr, Clayton, CA 94517 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,003 sqft · built 1974 |
| Lot Size | 0.22 acres (9,600 sqft) |
| Owner | Company Name on File |
| Last Sale | $434,500 (Jul 2001) |
| Tax Bill | $8,358 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 119-201-009-6 |
| Primary APN | 119-201-009-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 2,003 sqft Living Area |
| 1st Floor Area | 2,003 sqft |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1974 |
| Architectural Style | Cluster |
| Lot Area | 9,600 sqft (0.22 acres) |
| Garage Type | Attached |
| Garage Area | 455 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 183 MT VERNON DR |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1564 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 4013 LOT 9 EX MR |
| Legal Subdivision | DANA HILLS SUBDIVISION 4013 |
| Legal Tract | 4013 |
| Legal Lot Number | 9 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 355306 |
Source: Contra Costa County records · APN 119-201-009-6
Assessment roll updated July 14, 2026 · Last verified July 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 | 183 MT VERNON DR, CLAYTON, CA 94517-1564 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 13, 2001 · Amount on Record |
| Deed Sale | Jul 13, 2001 · Amount on Record |
| Prior Sale | Sep 25, 1998 · Amount on Record |
| Deed Document Number | 2001200928 |
| Last Transfer Date | Nov 02, 2009 |
| Transfer Doc | 0000265509 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Clayton City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $654,696 (+2%) Land $331,491 Building $323,205 | |
| 2025 | $8,358.00 (+4.59%) Homeowner's exemption | $641,860 (+4.04%) Land $324,992 Building $316,868 |
| 2023 | $7,991.00 (+1.42%) Homeowner's exemption | $616,937 Land $312,373 Building $304,564 |
| 2022 | $7,879.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133553063, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Flood Insurance Cost | Premium on Record median of 4 individual NFIP policies nearby |
| Nearby Flood Policies | 4 in force 1 of 4 on primary residences |
| Wildfire Risk | Moderate above 67% of the US · above 42% of California |
|---|---|
| Wildfire Likelihood | About 1 in 429 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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.
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