Contra Costa County property record for 3500 Alhambra Ave, Martinez, CA 94553
| Property Type | Service Station (Full Service) |
|---|---|
| Details | 2,232 sqft · built 1991 |
| Lot Size | 0.251 acres (10,920 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,085,000 (Feb 2020) |
| Tax Bill | $16,287 (2025) |
| Deeds & Mortgages | Jan 2026 Mortgage Feb 2020 Sale & Construction Loan |
| Flood Zone | Zone AO (high risk) |
| APN | 370-081-019-9 |
| Primary APN | 370-081-019-9 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 2,232 sqft Gross Area |
| 1st Floor Area | 2,232 sqft |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1992 |
| Lot Area | 10,920 sqft (0.251 acres) |
| Street Address | 3500 ALHAMBRA AVE |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-3911 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Service Station (Full Service) |
| Legal Description | MUIR MANOR POR LOTS 2,38 & 39 |
| Legal Subdivision | MUIR MANOR |
| Legal Lot Number | 2 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3013 |
| Census Tract | 318000 |
3500 Alhambra Ave, a commercial property, is owned by a company that acquired it in December 2025.
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 | Company Name on File |
|---|---|
| Mailing Address | 20915 PANORAMA DR, LOS GATOS, CA 95033-8631 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Date | Document |
|---|---|
| Jan 16, 2026 | Grant Deed, Transfer · Commercial Mortgage OAK VALLEY COMMUNITY BANK |
| Feb 11, 2020 | Grant Deed, Construction Loan · Construction Mortgage FREMONT BANK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 11, 2020 · Amount on File |
| Deed Sale | Feb 11, 2020 · Amount on File |
| Prior Sale | May 1, 2014 · Amount on File |
| Deed Document Number | 202025749 |
| Last Transfer Date | Dec 15, 2025 |
| Transfer Doc | 0000005220 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 16, 2026 |
| Property Address | 3500 ALHAMBRA AVE, MARTINEZ, CA 94553-3911 |
| Document Number | 0000005220 |
| Map Reference | MB 1 PG 15 |
| Instrument Date | Dec 15, 2025 |
| Instrument | 2026- 005220 |
| Transaction Type | Transfer |
| Record Updated | Jan 28, 2026 |
| Title Company | STEWART TITLE, STEWART TITLE OF CA INC |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 20915 PANORAMA DR, LOS GATOS, CA 95033-8631 |
| Document Number | 0000005221 |
|---|---|
| Date | Jan 16, 2026 |
| Instrument | 2026- 005221 |
| Name | OAK VALLEY COMMUNITY BANK |
|---|---|
| Type | Bank |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 11, 2020 |
| Property Address | 3500 ALHAMBRA AVE, MARTINEZ, CA 94553-3911 |
| Document Number | 0000025749 |
| Map Reference | MB 1 PG 15 |
| Instrument Date | Feb 4, 2020 |
| Instrument | 2020-025749 |
| Transaction Type | Construction Loan |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4153 PINOT GRIS WAY, SAN JOSE, CA 95135-1136 |
| Document Number | 0000025750 |
|---|---|
| Date | Feb 11, 2020 |
| Instrument | 2020-025750 |
| Name | FREMONT BANK |
|---|---|
| Type | Bank |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 121 Months |
| Due | Mar 1, 2030 |
The 2025 property tax bill for 3500 Alhambra Ave was $16,287.
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 | $1,210,331 (+2%) Land $557,756 Building $652,575 | |
| 2025 | $16,287.00 | $1,186,600 Land $546,820 Building $639,780 |
| 2023 | $14,696.00 (+1.39%) | $1,140,526 Land $525,588 Building $614,938 |
| 2022 | $14,495.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3500 Alhambra Ave in Zone AO, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AO high risk · sheet flow 1–3 ft |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 109 policies |
| Nearby Flood Policies | 109 in force |
| Nearby Flood Claims | 32 (1980–2019) |
| Claims Outside the SFHA | 3 of 32 |
| Most Recent Claim | Feb 2019 |
| Claims by Event |
|
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 3500 Alhambra Ave is moderate, ranking above 59% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 59% of the US · lower than 64% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within 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 335 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Fiber · Cable in parts of the area | 1,500 / 1,500 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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