Contra Costa County property record for 901 J St, Antioch, CA 94509
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 6 ba · 5,040 sqft · built 1960 |
| Lot Size | 0.23 acres (10,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,000,000 (Mar 2006) |
| Tax Bill | $20,203 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 066-218-007-4 |
| Primary APN | 066-218-007-4 |
|---|---|
| Alternative APN |
|
| Full Baths | 6 Baths |
|---|---|
| Half Baths | 4 Half Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 5,040 sqft Living Area |
| 1st Floor Area | 5,040 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | European |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Type | Flat |
| Roof Material | Built-Up Asphalt |
| Lot Area | 10,000 sqft (0.23 acres) |
| Lot Dimensions | 100 ft deep x 100 ft wide |
| View / Lot | Corner |
| Parking Spaces | 3 Parking Spaces |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 901 J ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-1522 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Legal Description | TOWN OF ANTIOCH LOTS 1 & 2 BLK 118 |
| Legal Subdivision | ANTIOCH |
| Legal Block | 118 |
| Legal Lot Number | 1,2 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 4 |
| Census Block | 4004 |
| Census Tract | 305000 |
901 J St, a residential property, is owned by two individuals who bought it in March 2006.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 2787 GREEN HAVEN DR, TRACY, CA 95377-8621 |
| 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 | Mar 24, 2006 · Amount on File |
| Deed Sale | Mar 24, 2006 · Amount on File |
| Prior Sale | Nov 20, 2003 · Amount on File |
| Deed Document Number | 200690357 |
| Prior Transfer Date | Nov 15, 2003 |
| Prior Transfer Doc | 0000566946 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 901 J St was $20,203.
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 | $1,393,901 (+2%) Land $557,560 Building $836,341 | |
| 2025 | $20,203.00 | $1,366,571 Land $546,628 Building $819,943 |
| 2023 | $18,983.00 (+1.35%) | $1,313,506 Land $525,402 Building $788,104 |
| 2022 | $18,730.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 901 J St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 5 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 901 J St has no burnable land within ember reach, so its wildfire risk is not rated.
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 605 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: T-Mobile, Verizon.
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