Contra Costa County property record for 809 Gloucester St, Antioch, CA 94509 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,075 sqft · built 1980 |
| Lot Size | 0.154 acres (6,700 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $153,000 (May 2011) |
| Tax Bill | $2,766 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 071-421-006-9 |
| Primary APN | 071-421-006-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 2,075 sqft Living Area |
| Gross Area | 2,547 sqft |
| 1st Floor Area | 1,634 sqft |
| Basement Area | 441 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1981 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 6,700 sqft (0.154 acres) |
| Lot Dimensions | 100 ft deep x 67 ft wide |
| Garage Type | Attached |
| Garage Area | 472 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 809 GLOUCESTER ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-5539 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T04698 L0043 B EX MR |
| Legal Tract | 04698 |
| Legal Lot Number | 43 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 307101 |
Source: Contra Costa County records · APN 071-421-006-9
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 | 2661 TYRONE CT, SOUTH SAN FRANCISCO, CA 94080-3864 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 13, 2011 · Amount on Record |
| Deed Sale | May 13, 2011 · Amount on Record |
| Prior Sale | Sep 20, 2010 · Amount on Record |
| Deed Document Number | 201196340 |
| Prior Transfer Date | May 12, 2009 |
| Prior Transfer Doc | 0000113674 |
| 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 | Antioch City |
| Unified School District | Antioch 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 | $199,798 (+2%) Land $58,800 Building $140,998 | |
| 2025 | $2,766.00 (+5.98%) | $195,882 (+4.04%) Land $57,648 Building $138,234 |
| 2023 | $2,610.00 (+1.44%) | $188,277 Land $55,410 Building $132,867 |
| 2022 | $2,573.00 |
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 | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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