Contra Costa County property record for 990 Center Ave, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,055 sqft · built 1979 |
| Lot Size | 0.196 acres (8,555 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,601 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 162-470-045-4 |
| Primary APN | 162-470-045-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,055 sqft Living Area |
| Gross Area | 2,496 sqft |
| 1st Floor Area | 1,184 sqft |
| 2nd Floor Area | 871 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Tile |
| Lot Area | 8,555 sqft (0.196 acres) |
| Lot Dimensions | 105 ft deep x 66 ft wide |
| Garage Type | Attached |
| Garage Area | 441 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 | 990 CENTER AVE |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-4610 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10 |
| Legal Description | TRACT 4774 POR LOT 42 & TR ADJ |
| Legal Subdivision | SUBDIVISION 4774 |
| Legal Tract | 4774 |
| Legal Lot Number | 42 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 321101 |
990 Center Ave is owned and occupied by two individuals who acquired it in July 2024.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 990 CENTER AVE, MARTINEZ, CA 94553-4610 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jul 3, 2024 |
| Transfer Doc | 0000081279 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 990 Center Ave was $4,601.
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 | $294,406 (+2%) Land $133,608 Building $160,798 | |
| 2025 | $4,601.00 | $288,635 Land $130,989 Building $157,646 |
| 2023 | $4,203.00 (+3.17%) Homeowner's exemption | $277,428 Land $125,903 Building $151,525 |
| 2022 | $4,074.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 990 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 990 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 94% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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 187 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 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: Astound Broadband.
5G (outdoors only) and 4G LTE
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