Contra Costa County property record for 3141 Plum St, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 2 ba · 847 sqft · built 1947 |
| Lot Size | 0.289 acres (12,600 sqft) |
| Owner | Company Name on Record |
| Last Sale | $285,000 (Oct 2013) |
| Tax Bill | $4,413 (2025) |
| Deeds & Mortgages | Jun 2023 Second Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 375-257-006-3 |
| Primary APN | 375-257-006-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 847 sqft Living Area |
| 1st Floor Area | 847 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Lot Area | 12,600 sqft (0.289 acres) |
| Garage Type | Attached |
| Garage Area | 943 sqft |
| Parking Spaces | 4 Parking Spaces |
| Street Address | 3141 PLUM ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2921 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | M29 |
| Legal Description | MARTINEZ CENTER LOTS 7,8 & 9 BLK 11 |
| Legal Subdivision | MARTINEZ CENTER 01 |
| Legal Tract | 1 |
| Legal Block | 11 |
| Legal Lot Number | 7,8,9 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 319001 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | PO BOX 152, LAFAYETTE, CA 94549-0152 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 1, 2013 · Amount on Record |
| Deed Sale | Oct 1, 2013 · Amount on Record |
| Deed Document Number | 2013236177 |
| Prior Transfer Date | Sep 13, 2013 |
| Prior Transfer Doc | 0000236167 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3141 PLUM ST, MARTINEZ, CA 94553-2921 |
| Transaction Type | Mortgage |
| Record Updated | Jul 6, 2023 |
| Name | Verified Name |
|---|---|
| Address | 3614 BROOK ST, LAFAYETTE, CA 94549-4202 |
| Document Number | 0000061602 |
|---|---|
| Date | Jun 28, 2023 |
| Instrument | 2023-061602 |
| Name | REDWOOD CU |
|---|---|
| Type | Credit Union |
| Address | SANDY, UT 84070 |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Jul 1, 2038 |
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 | $287,575 (+2%) Land $212,560 Building $75,015 | |
| 2025 | $4,413.00 (+7.58%) | $281,938 (+4.04%) Land $208,393 Building $73,545 |
| 2023 | $4,102.00 (+3.22%) | $270,991 Land $200,301 Building $70,690 |
| 2022 | $3,974.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| 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.
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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