Contra Costa County property record for 6684 Alhambra Ave, Martinez, CA 94553
| Property Type | Regional Shopping Center, Mall |
|---|---|
| Details | 11,200 sqft · built 1978 |
| Lot Size | 3.33 acres (145,490 sqft) |
| Owner | Company Name on File |
| Last Sale | $62,000 (Oct 2003) |
| Tax Bill | $151,983 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 164-340-051-6 |
| Primary APN | 164-340-051-6 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 11,200 sqft Gross Area |
| 1st Floor Area | 11,200 sqft |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1979 |
| Exterior Material | Concrete Block |
| Construction Type | Masonry / Concrete Block |
| Roof Type | Mansard |
| Roof Material | Tile |
| Lot Area | 145,490 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 6648 ALHAMBRA AVE, 6684 |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6169 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Regional Shopping Center, Mall |
| Legal Description | PCL MAP 91 PG 50 PCL 2 |
| Legal Tract | 91PM50 |
| Legal Lot Number | 2 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1014 |
| Census Tract | 321103 |
6684 Alhambra Ave is owned by a company that bought it in October 2003.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1816 SWALLOW RIDGE WAY, ROSEVILLE, CA 95661-4028 |
| Owner Type | Company |
| Vesting | Partnership |
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 | Name on Deed |
|---|---|
| Last Sale | Oct 7, 2003 · Amount on File |
| Deed Sale | Oct 7, 2003 · Amount on File |
| Deed Document Number | 2003502484 |
| Prior Transfer Date | Sep 8, 2003 |
| Prior Transfer Doc | 0000502484 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 6684 Alhambra Ave was $151,983.
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 | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $12,729,400 (+2%) Land $6,299,754 Building $6,429,646 | |
| 2025 | $151,983.00 | $12,479,805 Land $6,176,230 Building $6,303,575 |
| 2023 | $104,214.00 (+1.51%) | $8,257,333 Land $3,935,978 Building $4,321,355 |
| 2022 | $102,666.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 6684 Alhambra Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 6684 Alhambra Ave is low, with a 0.01% 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 | 0.01% 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 298 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Astound Broadband, Verizon.
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