Contra Costa County property record for 511 Marina Rd, Bay Point, CA 94565
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 955 sqft · built 1953 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,527 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 098-175-010-2 |
| Primary APN | 098-175-010-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 955 sqft Living Area |
| 1st Floor Area | 955 sqft |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1956 |
| Exterior Material | Block |
| Construction Type | Frame |
| Lot Area | 5,000 sqft (0.115 acres) |
| Garage Type | Carport |
| Garage Area | 252 sqft |
| Carport | Carport |
| Carport Area | 252 sqft |
| Parking Spaces | 1 Parking Space |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 511 MARINA RD |
|---|---|
| City | PITTSBURG |
| State | CA |
| Zip | 94565-1324 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P1 |
| Legal Description | SHORE ACRES #5 LOT 580 LESS M R |
| Legal Subdivision | SHORE ACRES #5 |
| Legal Lot Number | 580 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3021 |
| Census Tract | 314200 |
511 Marina Rd is owned and occupied by two individuals who acquired it in March 1994.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 511 MARINA RD, PITTSBURG, CA 94565-1324 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 Transfer Date | Mar 29, 1994 |
| Transfer Doc | 0000097849 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 511 Marina Rd was $1,527 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $65,912 (+2%) Land $16,461 Building $49,451 | |
| 2025 | $1,527.00 Homeowner's exemption | $64,621 Land $16,139 Building $48,482 |
| 2023 | $1,410.00 (+0.43%) Homeowner's exemption | $62,113 Land $15,513 Building $46,600 |
| 2022 | $1,404.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 511 Marina Rd 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.
Wildfire risk around 511 Marina Rd is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.04% annual chance |
| Exposure | Indirect 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 | GOLDEN STATE WATER COMPANY - BAY POINT private · serves 23,765 people · EPA ID CA0710002 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jun 2023 |
| Lead | Under 1 ppb (2024–2026) 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 401 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 |
5G (outdoors only) and 4G LTE
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