Contra Costa County property record for 854 Center Ave, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,272 sqft · built 1979 |
| Lot Size | 2.06 acres (90,169 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $7,886 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 162-470-001-7 |
| Primary APN | 162-470-001-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,272 sqft Living Area |
| 1st Floor Area | 1,126 sqft |
| 2nd Floor Area | 1,146 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Tile |
| Lot Area | 90,169 sqft |
| Garage Type | Attached |
| Garage Area | 529 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 854 CENTER AVE |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-4608 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | T04774 L0007 B |
| Legal Tract | 04774 |
| Legal Lot Number | 7 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 321101 |
854 Center Ave is owned and occupied by two individuals.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 854 CENTER AVE, MARTINEZ, CA 94553-4608 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 854 Center Ave was $7,886 with a homeowner's exemption.
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 | $585,313 (+2%) Land $282,931 Building $302,382 | |
| 2025 | $7,886.00 Homeowner's exemption | $573,837 Land $277,384 Building $296,453 |
| 2023 | $7,366.00 (+2.56%) Homeowner's exemption | $551,557 Land $266,614 Building $284,943 |
| 2022 | $7,182.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 854 Center Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1981.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 1 (1981) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Nov 1981 · rainfall accumulation |
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.
Wildfire risk around 854 Center Ave is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | None beyond ember reach |
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 239 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: Astound Broadband, AT&T, T-Mobile, Verizon.
5G (outdoors only) and 4G LTE
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