Contra Costa County property record for 911 Gloucester Ct, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,011 sqft · built 1978 |
| Lot Size | 0.163 acres (7,102 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $329,000 (Sep 2015) |
| Tax Bill | $4,929 (2025) |
| Deeds & Mortgages | Oct 2023 Line of Credit Oct 2022 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 071-410-034-4 |
| Primary APN | 071-410-034-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,011 sqft Living Area |
| 1st Floor Area | 1,080 sqft |
| 2nd Floor Area | 931 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Roof Material | Wood Shingle |
| Lot Area | 7,102 sqft (0.163 acres) |
| Garage Type | Attached |
| Garage Area | 454 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 911 GLOUCESTER CT |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-5541 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | T04698 L0034 B EX MR |
| Legal Subdivision | SUBDIVISION 4698 |
| Legal Tract | 04698 |
| Legal Lot Number | 34 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 307101 |
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 | 911 GLOUCESTER CT, ANTIOCH, CA 94509-5541 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Oct 10, 2023 | Deed of Trust, Mortgage · Line of Credit MCKESSON EMPLOYEES FCU |
| Oct 31, 2022 | Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA |
| Jun 13, 2019 | Deed of Trust, Mortgage · Line of Credit WESTERN HEALTHCARE FCU |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 18, 2015 · Amount on Record |
| Deed Sale | Sep 18, 2015 · Amount on Record |
| Deed Document Number | 2015193904 |
| Prior Transfer Date | Apr 29, 2015 |
| Prior Transfer Doc | 0000087514 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 911 GLOUCESTER CT, ANTIOCH, CA 94509-5541 |
| Transaction Type | Mortgage |
| Record Updated | Oct 19, 2023 |
| Name | Verified Name |
|---|---|
| Address | 911 GLOUCESTER CT, ANTIOCH, CA 94509-5541 |
| Investor | Possibly a Property Investor |
| Document Number | 0000099074 |
|---|---|
| Date | Oct 10, 2023 |
| Instrument | 2023-099074 |
| Name | MCKESSON EMPLOYEES FCU |
|---|---|
| Type | Credit Union |
| Address | MARTINEZ, CA 94553 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Oct 9, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 911 GLOUCESTER CT, ANTIOCH, CA 94509-5541 |
| Transaction Type | Mortgage |
| Record Updated | Nov 8, 2022 |
| Name | Verified Name |
|---|---|
| Address | 911 GLOUCESTER CT, ANTIOCH, CA 94509-5541 |
| Document Number | 0000168173 |
|---|---|
| Date | Oct 31, 2022 |
| Instrument | 2022-168173 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2052 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 911 GLOUCESTER CT, ANTIOCH, CA 94509-5541 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | ACCOMMODATION |
| Name | Verified Name |
|---|
| Document Number | 0000088979 |
|---|---|
| Date | Jun 13, 2019 |
| Instrument | 2019-088979 |
| Name | WESTERN HEALTHCARE FCU |
|---|---|
| Type | Credit Union |
| Address | MARTINEZ, CA 94553 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Jun 12, 2044 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
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 | $397,249 (+2%) Land $90,556 Building $306,693 | |
| 2025 | $4,929.00 (+5.25%) | $389,461 (+4.04%) Land $88,781 Building $300,680 |
| 2023 | $4,683.00 (+1.56%) | $374,340 Land $85,335 Building $289,005 |
| 2022 | $4,611.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| 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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 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 561 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 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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