Contra Costa County property record for 1011 Shell Ave, Martinez, CA 94553 · Last verified July 2026
| Property Type | Residential > Multi-Unit > Duplex |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2 Baths |
| Architecture Style | Duplex Single |
| Year Built | Built 1953 |
| Square Footage | 1,702 sqft Living Area |
| Lot Size | 8,960 sqft (0.206 acres) |
| Garage | Attached, 760 sqft |
| Tax Bill | $3,139.00 (2025) |
| Primary APN | 375-042-013-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Building Area | 1,702 sqft Living Area |
| 1st Floor | 1,702 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1953 |
| Architectural Style | Duplex Single Style |
| Lot Area | 8,960 sqft (0.206 acres) |
| Parking Spaces | 3 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 760 sqft Garage |
| Street Address | 1011 SHELL AVE |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2855 |
| Property Usage | Residential Property Usage |
| Type | Residential > Multi-Unit > Duplex |
| Legal Description | MARTINEZ LAND #6 1&2 31 |
| Legal Subdivision | MARTINEZ LAND CO 06 |
| Legal Block | 31 |
| Legal Lot Number | 1,2 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 2 |
| Census Block | 2017 |
| Census Tract | 319002 |
Source: Contra Costa County records · APN 375-042-013-9
Assessment roll updated July 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 735 SLATER AVE, PLEASANT HILL, CA 94523-2618 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Tenants In Common |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Jun 11, 2015 |
| Transfer Doc | 0000140234 |
| Record Refreshed | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | Martinez Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $83,804 (+2%) Land $21,970 Building $61,834 | |
| 2025 | $3,139.00 (+9.79%) | $82,162 (+4.04%) Land $21,540 Building $60,622 |
| 2023 | $2,859.00 (+6.09%) | $78,973 Land $20,704 Building $58,269 |
| 2022 | $2,695.00 |
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