Contra Costa County property record for 1850 Dineen St, Martinez, CA 94553
| Property Type | Destroyed / Uninhabitable Vacant Land |
|---|---|
| Lot Size | 0.05 acres (2,196 sqft) |
| Owner | Company Name on File |
| Tax Bill | $1,345 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 378-033-007-6 |
| Primary APN | 378-033-007-6 |
|---|---|
| Alternative APN |
|
| Lot Area | 2,196 sqft (0.05 acres) |
|---|
| Street Address | 1850 DINEEN ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-1303 |
| Property Category | Vacant Land |
| Property Type | Vacant Land > Destroyed / Uninhabitable |
| Local Zoning Code | R295 |
| Legal Description | D L M ADDN POR LOT 1 BLK F |
| Legal Subdivision | D L M ADD |
| Legal Block | F |
| Legal Lot Number | 1 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 317000 |
1850 Dineen St, destroyed / uninhabitable vacant land, is owned by a company.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1850 DINEEN ST, MARTINEZ, CA 94553-1303 |
| Owner Type | Company |
| Vesting | Estate |
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 |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 1850 Dineen St was $1,345.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Martinez Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $102,129 (+2%) Land $102,129 | |
| 2025 | $1,345.00 | $100,127 Land $100,127 |
| 2023 | $1,273.00 (+1.52%) | $96,240 Land $96,240 |
| 2022 | $1,254.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1850 Dineen St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2006.
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 |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 1 (2006) |
| Most Recent Claim | Mar 2006 · rainfall accumulation |
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 1850 Dineen St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 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 99 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Fiber · Cable in parts of the area | 1,500 / 1,500 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
May also be available: Unwired.
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