Contra Costa County property record for 303 Marble Dr, Antioch, CA 94509 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,842 sqft · built 1974 |
| Lot Size | 0.132 acres (5,760 sqft) |
| Owner | Company Name on File |
| Tax Bill | $1,712 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 072-052-033-7 |
| Primary APN | 072-052-033-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,842 sqft Living Area |
| 1st Floor Area | 1,842 sqft |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1975 |
| Lot Area | 5,760 sqft (0.132 acres) |
| Garage Type | Attached |
| Garage Area | 378 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 303 MARBLE DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-6220 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 4491 LOT 140 EX MR |
| Legal Subdivision | RIDGEROCK PARK |
| Legal Tract | 4491 |
| Legal Lot Number | 140 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 355109 |
Source: Contra Costa County records · APN 072-052-033-7
Assessment roll updated July 14, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 303 MARBLE DR, ANTIOCH, CA 94509-6220 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jan 25, 2007 |
| Transfer Doc | 0000034939 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Antioch City |
| Unified School District | Antioch Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $110,800 (+2%) Land $26,211 Building $84,589 | |
| 2025 | $1,712.00 (+7.2%) Homeowner's exemption | $108,629 (+4.04%) Land $25,698 Building $82,931 |
| 2023 | $1,597.00 (+1.27%) Homeowner's exemption | $104,412 Land $24,701 Building $79,711 |
| 2022 | $1,577.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 645 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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