Contra Costa County property record for 1609 C St, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,419 sqft · built 1951 |
| Lot Size | 0.218 acres (9,500 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $250,000 (Dec 2013) |
| Tax Bill | $4,001 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 067-242-039-5 |
| Primary APN | 067-242-039-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,419 sqft Living Area |
| 1st Floor Area | 1,419 sqft |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1970 |
| Lot Area | 9,500 sqft (0.218 acres) |
| Garage Type | Attached |
| Garage Area | 320 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Central |
|---|
| Street Address | 1609 C ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-2338 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | WILLS ADDN POR LOT 11 |
| Legal Subdivision | WILLS ADD |
| Legal Lot Number | 11 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 306003 |
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 Record |
|---|---|
| Mailing Address | 1609 C ST, ANTIOCH, CA 94509-2338 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 10, 2013 · Amount on Record |
| Deed Sale | Dec 10, 2013 · Amount on Record |
| Prior Sale | Jul 24, 2013 · Amount on Record |
| Deed Document Number | 2013284339 |
| Prior Transfer Date | Dec 4, 2013 |
| Prior Transfer Doc | 0000284340 |
| 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 | $312,582 (+2%) Land $90,021 Building $222,561 | |
| 2025 | $4,001.00 (+5.46%) | $306,454 (+4.04%) Land $88,256 Building $218,198 |
| 2023 | $3,794.00 (+1.53%) | $294,556 Land $84,830 Building $209,726 |
| 2022 | $3,737.00 |
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 754 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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