Contra Costa County property record for 128 Joscolo Vw, Clayton, CA 94517 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,313 sqft · built 1991 |
| Lot Size | 0.172 acres (7,500 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $10,517 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 118-391-016-3 |
| Primary APN | 118-391-016-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,313 sqft Living Area |
| 1st Floor Area | 1,187 sqft |
| 2nd Floor Area | 1,126 sqft |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1998 |
| Lot Area | 7,500 sqft (0.172 acres) |
| Garage Type | Attached |
| Garage Area | 436 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 128 JOSCOLO VW |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1806 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T6990 L46 |
| Legal Tract | 6990 |
| Legal Lot Number | 46 |
| 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 · APN 118-391-016-3
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 128 JOSCOLO VW, CLAYTON, CA 94517-1806 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants in Common |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Jan 18, 2013 |
| Transfer Doc | 0000023395 |
| 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 | $849,948 (+2%) Land $530,309 Building $319,639 | |
| 2025 | $10,517.00 (+5.31%) Homeowner's exemption | $833,283 (+4.04%) Land $519,911 Building $313,372 |
| 2023 | $9,987.00 (+1.33%) Homeowner's exemption | $800,927 Land $499,723 Building $301,204 |
| 2022 | $9,856.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 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 |
| Wildfire Risk | Moderate above 62% of the US · above 37% of California |
|---|---|
| Wildfire Likelihood | About 1 in 476 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 471 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
May also be available at this address: Verizon, Radiate Holdings. Availability varies by address; speeds are provider-advertised maximums, not measured.
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