Contra Costa County property record for 659 Main St, Martinez, CA 94553
| Property Type | Bank, Financial Building |
|---|---|
| Details | 1,240 sqft · built 1924 |
| Lot Size | 0.03 acres (1,323 sqft) |
| Owner | Company Name on File |
| Tax Bill | $5,583 (2025) |
| Deeds & Mortgages | Jan 2021 Transfer Dec 2017 Transfer |
| Flood Zone | Zone AO (high risk) |
| APN | 373-191-006-7 |
| Primary APN | 373-191-006-7 |
|---|---|
| Alternative APN |
|
| Total Rooms | 1 Room |
|---|---|
| Stories | 1 Story |
| Building Area | 1,240 sqft Gross Area |
| 1st Floor Area | 1,240 sqft |
| Year Built | Built 1924 |
|---|---|
| Effective Year Built | Effective 1924 |
| Lot Area | 1,323 sqft (0.03 acres) |
| Street Address | 659 MAIN ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-1128 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Bank, Financial Building |
| Legal Description | ADDL SURVEY POR LOT 6 BLK 336 |
| Legal Subdivision | MARTINEZ |
| Legal Block | 336 |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1028 |
| Census Tract | 316000 |
659 Main St, a commercial property, is owned by a company.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 615 ESCOBAR ST, MARTINEZ, CA 94553-1111 |
| Owner Type | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jan 5, 2021 | Affidavit of Death, Transfer TITLE SERVICE AND LIAISON COMPANIES, SIMPLIFILE LC E-RECORDING |
| Dec 22, 2017 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 5, 2021 |
| Property Address | 659 MAIN ST, MARTINEZ, CA 94553-1128 |
| Document Number | 0000001707 |
| Instrument Date | Dec 16, 2020 |
| Instrument | 1707 |
| Transaction Type | Transfer |
| Record Updated | Jan 14, 2021 |
| Title Company | TITLE SERVICE AND LIAISON COMPANIES, SIMPLIFILE LC E-RECORDING |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 434 MALONEY CT SUISUN CITY CA 945854147, SUISUN CITY, CA 94585-4147 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 22, 2017 |
| Property Address | 659 MAIN ST, MARTINEZ, CA 94553-1128 |
| Document Number | 0000240868 |
| Instrument Date | Jun 6, 2017 |
| Instrument | 240868 |
| Transaction Type | Transfer |
| Record Updated | Jan 3, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Limited Partnership |
| Address | PO BOX 747 MARTINEZ CA 945530074, MARTINEZ, CA 94553-0074 |
The 2025 property tax bill for 659 Main St was $5,583.
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 | $402,975 (+2%) Land $109,520 Building $293,455 | |
| 2025 | $5,583.00 | $395,074 Land $107,373 Building $287,701 |
| 2023 | $7,594.00 (+80.64%) | $379,734 Land $103,204 Building $276,530 |
| 2022 | $4,204.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 659 Main St 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 42 policies |
| Nearby Flood Policies | 42 in force |
| Nearby Flood Claims | 20 (1982–2017) |
| Claims Outside the SFHA | 4 of 20 |
| Most Recent Claim | Jan 2017 · Severe Winter Storms, Flooding, And Mudslides |
| 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 659 Main St is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · lower than 78% of California |
|---|---|
| Wildfire Likelihood | 0.04% 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 371 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Astound Broadband Fiber · Cable in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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