Contra Costa County property record for 415 Brown St, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 785 sqft · built 2004 |
| Lot Size | 0.083 acres (3,600 sqft) |
| Owner | Company Name on Record |
| Last Sale | $115,000 (Jan 2008) |
| Tax Bill | $4,109 (2025) |
| Deeds & Mortgages | Feb 2024 Transfer Mar 2018 Transfer |
| Flood Zone | Zone AO (high risk) |
| APN | 372-295-004-9 |
| Primary APN | 372-295-004-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 785 sqft Living Area |
| 1st Floor Area | 785 sqft |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2004 |
| Lot Area | 3,600 sqft (0.083 acres) |
| Street Address | 415 BROWN ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2518 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ORIGINAL SURVEY POR LOT 6 BLK 71 |
| Legal Subdivision | MARTINEZ |
| Legal Block | 71 |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2030 |
| Census Tract | 317000 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 415 BROWN ST, MARTINEZ, CA 94553-2518 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Feb 20, 2024 | Intrafamily Transfer, Transfer |
| Mar 21, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 7, 2008 · Amount on Record |
| Deed Sale | Jan 7, 2008 · Amount on Record |
| Prior Sale | Aug 15, 2002 · Amount on Record |
| Deed Document Number | 20082663 |
| Last Transfer Date | Feb 12, 2024 |
| Transfer Doc | 0000015498 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 20, 2024 |
| Property Address | 415 BROWN ST, MARTINEZ, CA 94553-2518 |
| Document Number | 0000015498 |
| Instrument Date | Feb 12, 2024 |
| Instrument | 2024-015498 |
| Transaction Type | Transfer |
| Record Updated | Feb 28, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 415 BROWN ST, MARTINEZ, CA 94553-2518 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 21, 2018 |
| Property Address | 415 BROWN ST, MARTINEZ, CA 94553-2518 |
| Document Number | 0000043632 |
| Instrument Date | Mar 4, 2018 |
| Instrument | 43632 |
| Transaction Type | Transfer |
| Record Updated | Mar 27, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 827 INDUSTRIAL DR #101 HOLLISTER CA 950235026, 101, HOLLISTER, CA 95023-5026 |
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 | $280,743 (+2%) Land $192,037 Building $88,706 | |
| 2025 | $4,109.00 (+6.53%) Homeowner's exemption | $275,239 (+4.04%) Land $188,272 Building $86,967 |
| 2023 | $3,857.00 (+1.58%) Homeowner's exemption | $264,553 Land $180,962 Building $83,591 |
| 2022 | $3,797.00 |
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 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 Record median of 70 policies |
| Nearby Flood Policies | 70 in force |
| Nearby Flood Claims | 51 (1980–2018) |
| Claims Outside the SFHA | 1 of 51 |
| Most Recent Claim | Sep 2018 |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 48% of the US · lower than 71% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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 853 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Fiber · Cable in parts of the area | 1,500 / 1,500 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Unwired.
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