Contra Costa County property record for 3140 Rose St, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 966 sqft · built 1947 |
| Lot Size | 0.057 acres (2,500 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $139,000 (May 2008) |
| Tax Bill | $3,191 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 375-256-021-3 |
| Primary APN | 375-256-021-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 966 sqft Living Area |
| 1st Floor Area | 546 sqft |
| 2nd Floor Area | 420 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Lot Area | 2,500 sqft (0.057 acres) |
| Street Address | 3140 ROSE ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2026 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | M29 |
| Legal Description | MTZ CENTER #1 POR LOT 6 BLK 5 |
| Legal Subdivision | MARTINEZ CENTER |
| Legal Tract | 1 |
| Legal Block | 5 |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 319001 |
3140 Rose St is held in a trust since May 2008.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 24 GREENWOOD CT, ORINDA, CA 94563-3611 |
| 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 | 2 Names on Deed |
|---|---|
| Last Sale | May 20, 2008 · Amount on File |
| Deed Sale | May 20, 2008 · Amount on File |
| Prior Sale | Nov 13, 2007 · Amount on File |
| Deed Document Number | 2008111816 |
| Prior Transfer Date | May 14, 2008 |
| Prior Transfer Doc | 0000116047 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3140 Rose St was $3,191.
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 | $180,584 (+2%) Land $135,041 Building $45,543 | |
| 2025 | $3,191.00 | $177,044 Land $132,394 Building $44,650 |
| 2023 | $2,954.00 (+3.79%) | $170,171 Land $127,254 Building $42,917 |
| 2022 | $2,846.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3140 Rose St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 3140 Rose St has no burnable land within ember reach, so its wildfire risk is not rated.
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 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 567 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 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
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