Contra Costa County property record for 689 Center Ave, Martinez, CA 94553
| Property Type | Condominium |
|---|---|
| Details | 3 bd · 2.5 ba · 1,388 sqft · built 1981 |
| Lot Size | 0.016 acres (705 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $137,000 (Nov 1998) |
| Tax Bill | $3,640 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 162-540-095-5 |
| Primary APN | 162-540-095-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,388 sqft Living Area |
| 1st Floor Area | 668 sqft |
| 2nd Floor Area | 720 sqft |
| Year Built | Built 1981 |
|---|---|
| Effective Year Built | Effective 1983 |
| Architectural Style | Condo/Apartment |
| Lot Area | 705 sqft (0.016 acres) |
| Garage Type | Attached |
| Garage Area | 150 sqft |
| Street Address | 689 CENTER AVE |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-4666 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Legal Description | T06051 L B BG0012 U0095 |
| Legal Subdivision | MUIRWOOD SQUARE PH 2 |
| Legal Tract | 6051 |
| Legal Lot Number | B |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3021 |
| Census Tract | 321101 |
Source: Contra Costa County records, as of July 14, 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 Record |
|---|---|
| Mailing Address | 689 CENTER AVE, MARTINEZ, CA 94553-4666 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 20, 1998 · Amount on Record |
| Deed Sale | Nov 20, 1998 · Amount on Record |
| Deed Document Number | 1998292965 |
| Prior Transfer Date | Nov 12, 1993 |
| Prior Transfer Doc | 0000336039 |
| Record Updated | Oct 29, 2026 |
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 | $218,886 (+2%) Land $39,963 Building $178,923 | |
| 2025 | $3,640.00 (+7.79%) Homeowner's exemption | $214,595 (+4.04%) Land $39,180 Building $175,415 |
| 2023 | $3,377.00 (+3.53%) Homeowner's exemption | $206,263 Land $37,659 Building $168,604 |
| 2022 | $3,262.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 |
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.
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 | 0.01% 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.
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