Contra Costa County property record for 1 S Lake Dr, Antioch, CA 94509
| Property Type | Common Area (Residential) |
|---|---|
| Details | built 1993 |
| Lot Size | 0.152 acres (6,612 sqft) |
| Owner | Company Name on Record |
| Flood Zone | Zone AE (high risk) |
| APN | 065-231-030-1 |
| Primary APN | 065-231-030-1 |
|---|---|
| Alternative APN |
|
| Year Built | Built 1993 |
|---|---|
| Effective Year Built | Effective 1993 |
| Lot Area | 6,612 sqft (0.152 acres) |
| View / Lot | Landlocked |
| Street Address | 1 S LAKE DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509 |
| Property Category | Other |
| Property Type | Other > Common Area (Residential) |
| Local Zoning Code | R1 |
| Legal Description | TRACT 2649 LOT 140 |
| Legal Subdivision | LAKE ALHAMBRA |
| Legal Tract | 2649 |
| Legal Lot Number | 140 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 306004 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 3786 PACHECO BLVD, MARTINEZ, CA 94553-2131 |
| Owner Type | Company |
| Vesting | Joint Tenants |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 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) |
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 11.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 19 policies |
| Nearby Flood Policies | 19 in force |
| Nearby Flood Claims | 15 (1983–2022) |
| Claims Outside the SFHA | 2 of 15 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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.
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 741 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 |
May also be available: Verizon.
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