Contra Costa County property record for 4880 Venner Rd, Martinez, CA 94553 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 5 Beds |
| Bathrooms | 3.5 Baths |
| Year Built | Built 1991 |
| Square Footage | 4,125 sqft Living Area |
| Lot Size | 40,000 sqft (0.918 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $1,300,000 (2004) |
| Tax Bill | $22,591.00 (2025) |
Source: Contra Costa County records · APN 162-550-004-4
Assessment roll updated July 14, 2026 · Last verified August 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 | 4880 VENNER RD, MARTINEZ, CA 94553-4547 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Revocable Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 16, 2004 · Amount on Record |
| Deed Sale | Apr 16, 2004 · Amount on Record |
| Prior Sale | Dec 29, 1998 · Amount on Record |
| Deed Doc Number | 2004136104 |
| Prior Transfer Date | Jul 16, 1998 |
| Prior Transfer Doc | 0000328187 |
| Record Refreshed | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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 | $1,885,282 (+2%) Land $797,617 Building $1,087,665 | |
| 2025 | $22,591.00 (+6.5%) Homeowner's exemption | $1,848,317 (+4.04%) Land $781,978 Building $1,066,339 |
| 2023 | $21,212.00 (+1.74%) Homeowner's exemption | $1,776,547 Land $751,614 Building $1,024,933 |
| 2022 | $20,850.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 162-550-004-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 12 Rooms |
| Building Area | 4,125 sqft Living Area |
| 1st Floor | 3,050 sqft 1st Floor |
| Basement Area | 1,075 sqft Basement |
| Stories | 1 Stories |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1991 |
| Lot Area | 40,000 sqft (0.918 acres) |
| Parking Spaces | 3 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 748 sqft Garage |
| Cooling System | Central Cooling |
|---|
| Street Address | 4880 VENNER RD |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-4547 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | T5992 L4 |
| Legal Subdivision | SUBDIVISION 5992 |
| Legal Tract | 5992 |
| Legal Lot Number | 4 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 4 |
| Census Block | 4000 |
| Census Tract | 321101 |
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