Contra Costa County property record for 3113 Greenridge Ct, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,603 sqft · built 1977 |
| Lot Size | 0.171 acres (7,462 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $7,735 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 068-423-014-7 |
| Primary APN | 068-423-014-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,603 sqft Living Area |
| 1st Floor Area | 1,603 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 7,462 sqft (0.171 acres) |
| Garage Type | Attached |
| Garage Area | 483 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 | 3113 GREENRIDGE CT |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-5649 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 4662 LOT 298 EX 1/2 MR |
| Legal Subdivision | SUBDIVISION 4662 |
| Legal Tract | 4662 |
| Legal Lot Number | 298 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 308001 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3113 GREENRIDGE CT, ANTIOCH, CA 94509-5649 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Unmarried Woman |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jul 5, 1994 |
| Transfer Doc | 0000177337 |
| Record Updated | Oct 29, 2026 |
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 | $660,281 (+2%) Land $303,080 Building $357,201 | |
| 2025 | $7,735.00 (+4.74%) Homeowner's exemption | $647,336 (+4.04%) Land $297,138 Building $350,198 |
| 2023 | $7,385.00 (+88.2%) Homeowner's exemption | $622,200 Land $285,600 Building $336,600 |
| 2022 | $3,924.00 |
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 |
|---|---|
| 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 | Not rated no burnable land within 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 489 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 |
| AT&T DSL | 100 / 20 |
May also be available: Verizon.
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