Contra Costa County property record for 1150 Briones Rd, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4 ba · 4,725 sqft · built 1960 |
| Lot Size | 1.74 acres (76,099 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $10,629 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 365-120-003-6 |
| Primary APN | 365-120-003-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 12 Rooms |
| Stories | 1 Story |
| Building Area | 4,725 sqft Living Area |
| 1st Floor Area | 4,725 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1975 |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 76,099 sqft |
| Garage Type | Attached |
| Garage Area | 1,164 sqft |
| Parking Spaces | 4 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1150 BRIONES RD |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-9766 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A2 |
| Legal Description | POR RO CANADA DEL PINOLE |
| Legal Subdivision | LA BOCA DE LA CANADA RHO |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | BRIONES |
| Census Block Group | 1 |
| Census Block | 1053 |
| Census Tract | 356002 |
1150 Briones Rd is owner-occupied and held in a trust since September 2016.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 1150 BRIONES RD, MARTINEZ, CA 94553-9766 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 | Name on Deed |
|---|---|
| Last Transfer Date | Sep 24, 2016 |
| Transfer Doc | 0000235605 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 1150 Briones Rd was $10,629 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 | Martinez Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $864,479 (+2%) Land $189,295 Building $675,184 | |
| 2025 | $10,629.00 Homeowner's exemption | $847,530 Land $185,584 Building $661,946 |
| 2023 | $14,170.00 (+1.22%) Homeowner's exemption | $814,622 Land $178,379 Building $636,243 |
| 2022 | $13,999.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1150 Briones Rd in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2023.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 14 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 14 in force |
| Nearby Flood Claims | 1 (2023) |
| Most Recent Claim | Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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.
Wildfire risk around 1150 Briones Rd is high, ranking above 78% of the US, with a 0.5% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 78% of the US · above 55% of California |
|---|---|
| Wildfire Likelihood | 0.5% annual chance |
| Exposure | Direct burnable vegetation |
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 MARTINEZ serves 31,015 people · EPA ID CA0710006 |
|---|---|
| Water Source | Purchased surface water from CONTRA COSTA WATER DISTRICT |
| Last State Inspection | Oct 2025 |
| Lead | Under 1 ppb (2023–2025) 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 11 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: Unwired.
4G LTE only, no 5G reported
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