Contra Costa County property record for 141 Duane Ln, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,932 sqft · built 1954 |
| Lot Size | 0.656 acres (28,575 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $257,500 (Feb 2012) |
| Tax Bill | $5,899 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 367-041-006-1 |
| Primary APN | 367-041-006-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,932 sqft Living Area |
| 1st Floor Area | 1,932 sqft |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1980 |
| Lot Area | 28,575 sqft (0.656 acres) |
| Garage Type | Attached |
| Garage Area | 546 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 141 DUANE LN |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-9625 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R40 |
| Legal Description | POR SEC 25 T2N R3W .656 AC |
| Legal Range | 03W |
| Legal Township | 02N |
| Legal Section | 25 |
| Legal Subdivision | EL PINOLE RHO |
| Legal Lot Number | 5 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | BRIONES |
| Census Block Group | 1 |
| Census Block | 1047 |
| Census Tract | 356002 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 141 DUANE LN, MARTINEZ, CA 94553-9625 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 14, 2012 · Amount on Record |
| Deed Sale | Feb 14, 2012 · Amount on Record |
| Prior Sale | Nov 28, 2011 · Amount on Record |
| Deed Document Number | 201233881 |
| Last Transfer Date | Jun 17, 2014 |
| Transfer Doc | 0000142066 |
| Record Updated | Oct 29, 2026 |
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 | $492,658 (+2%) Land $317,724 Building $174,934 | |
| 2025 | $5,899.00 (+6.23%) | $482,999 (+4.04%) Land $311,495 Building $171,504 |
| 2023 | $5,553.00 (+24.84%) | $464,246 Land $299,400 Building $164,846 |
| 2022 | $4,448.00 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 79% of the US · above 56% of California |
|---|---|
| Wildfire Likelihood | 0.5% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 28 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: Astound Broadband, Unwired.
5G (outdoors only) and 4G LTE
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