Contra Costa County property record for 17 Giannini Rd, Martinez, CA 94553 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Year Built | Built 1932 |
| Square Footage | 4,486 sqft Living Area |
| Lot Size | 1.9 acres |
| Occupancy | Owner Occupied |
| Tax Bill | $7,164.00 (2025) |
| Primary APN | 380-193-024-3 |
|---|---|
| Alternative APN |
|
| Building Area | 4,486 sqft Living Area |
|---|---|
| Gross Area | 3,466 sqft Gross Area |
| 1st Floor | 3,466 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1932 |
| Lot Area | 83,199 sqft |
| Street Address | 17 GIANNINI RD |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2213 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | POR RO LAS JUNTAS |
| Legal Subdivision | LAS JUNTAS RHO |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 2 |
| Census Block | 2001 |
| Census Tract | 320001 |
Source: Contra Costa County records · APN 380-193-024-3
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 | Company Name on File |
|---|---|
| Mailing Address | 17 GIANNINI RD, MARTINEZ, CA 94553-2213 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jun 26, 2002 |
| Transfer Doc | 0000234352 |
| 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 | $485,658 (+2%) Land $153,686 Building $331,972 | |
| 2025 | $7,164.00 (+4.37%) Homeowner's exemption | $476,136 (+4.04%) Land $150,673 Building $325,463 |
| 2023 | $6,864.00 (+8.26%) Homeowner's exemption | $457,649 Land $144,823 Building $312,826 |
| 2022 | $6,340.00 |
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