Contra Costa County property record for 415 Warren St, Martinez, CA 94553 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1940 |
| Square Footage | 984 sqft Living Area |
| Lot Size | 5,000 sqft (0.115 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $440,000 (2004) |
| Tax Bill | $8,077.00 (2025) |
| Primary APN | 372-302-006-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 984 sqft Living Area |
| 1st Floor | 984 sqft 1st Floor |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1923 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Bungalow Style |
| Exterior Material | Wood Siding Exterior |
| Roof Material | Composition Shingle Roof |
| Lot Area | 5,000 sqft (0.115 acres) |
| Depth X Width | 100 ft x 50 ft Depth x Width |
| Porch | Porch |
| Heating System | Floor/Wall Furnace Heating |
|---|---|
| Heating Fuel | Gas Heating Fuel |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 415 WARREN ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2435 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | ORIGINAL SURVEY LOT 6 BLK 58 |
| Legal Subdivision | MARTINEZ |
| Legal Block | 58 |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 2 |
| Census Block | 2019 |
| Census Tract | 317000 |
Source: Contra Costa County records · APN 372-302-006-5
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 Company Names on File |
|---|---|
| Mailing Address | 415 WARREN ST, MARTINEZ, CA 94553-2435 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 05, 2004 · Amount on Record |
| Deed Sale | Oct 05, 2004 · Amount on Record |
| Prior Sale | Mar 06, 2001 · Amount on Record |
| Deed Doc Number | 2004383238 |
| Last Transfer Date | Jun 06, 2016 |
| Transfer Doc | 0000116778 |
| 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 |
| Municipality | Martinez City |
| 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 | $625,570 (+2%) Land $426,529 Building $199,041 | |
| 2025 | $8,077.00 (+11.31%) Homeowner's exemption | $613,305 (+9.32%) Land $418,166 Building $195,139 |
| 2023 | $7,256.00 (+3%) Homeowner's exemption | $561,000 Land $382,503 Building $178,497 |
| 2022 | $7,045.00 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures