Contra Costa County property record for 4635 Shannondale Dr, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,431 sqft · built 1988 |
| Lot Size | 0.103 acres (4,500 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $170,000 (Apr 2012) |
| Tax Bill | $3,037 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 056-032-016 |
| Primary APN | 056-032-016 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,431 sqft Living Area |
| 1st Floor Area | 662 sqft |
| 2nd Floor Area | 769 sqft |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Lot Area | 4,500 sqft (0.103 acres) |
| Garage Type | Attached |
| Garage Area | 493 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 4635 SHANNONDALE DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-7602 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T6800 L182 |
| Legal Tract | 6800 |
| Legal Lot Number | 182 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 355110 |
4635 Shannondale Dr is owned and occupied by two individuals who acquired it in February 2013.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 4635 SHANNONDALE DR, ANTIOCH, CA 94531-7602 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
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 | Apr 11, 2012 · Amount on File |
| Deed Sale | Apr 11, 2012 · Amount on File |
| Prior Sale | Aug 29, 1997 · Amount on File |
| Deed Document Number | 201282991 |
| Last Transfer Date | Feb 22, 2013 |
| Transfer Doc | 0000047232 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4635 Shannondale Dr was $3,037.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Antioch City |
| Unified School District | Antioch Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $217,785 (+2%) Land $43,551 Building $174,234 | |
| 2025 | $3,037.00 | $213,516 Land $42,698 Building $170,818 |
| 2023 | $2,873.00 (+1.41%) | $205,227 Land $41,041 Building $164,186 |
| 2022 | $2,833.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 4635 Shannondale Dr 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 4635 Shannondale Dr is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 | CITY OF ANTIOCH serves 116,781 people · EPA ID CA0710001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2024 |
| Lead | Under 1 ppb (2022–2024) 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 797 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 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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