Contra Costa County property record for 9 W 7th St, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,097 sqft · built 1953 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $375,000 (Jun 2025) |
| Tax Bill | $2,941 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 066-163-010-3 |
| Primary APN | 066-163-010-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,097 sqft Living Area |
| 1st Floor Area | 1,097 sqft |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1953 |
| Lot Area | 5,000 sqft (0.115 acres) |
| Garage Type | Attached |
| Garage Area | 220 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 9 W 7TH ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-1741 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R3 |
| Legal Description | TOWN OF ANTIOCH LOT 3 BLK 107 |
| Legal Subdivision | ANTIOCH |
| Legal Block | 107 |
| Legal Lot Number | 3 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 305000 |
9 W 7th St is owned by a company that bought it in June 2025.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 1131 SUNRISE HL, CONCORD, CA 94518-1730 |
| Owner Type | Company |
| Vesting | Life Tenant |
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 | Jun 5, 2025 · Amount on File |
| Deed Sale | Jun 5, 2025 · Amount on File |
| Prior Sale | Sep 8, 2000 · Amount on File |
| Deed Document Number | 202556845 |
| Prior Transfer Date | Nov 11, 2003 |
| Prior Transfer Doc | 0000571439 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 9 W 7th St was $2,941.
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 | $382,500 (+75.09%) Land $229,500 Building $153,000 | |
| 2025 | $2,941.00 Homeowner's exemption | $218,465 Land $105,465 Building $113,000 |
| 2023 | $2,774.00 (+1.46%) Homeowner's exemption | $209,984 Land $101,371 Building $108,613 |
| 2022 | $2,734.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 9 W 7th St 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.
The area around 9 W 7th 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 593 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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