Contra Costa County property record for 414 Green St, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,101 sqft · built 1900 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $255,000 (Dec 2002) |
| Tax Bill | $5,687 (2025) |
| Flood Zone | Zone AO (high risk) |
| APN | 372-382-003-5 |
| Primary APN | 372-382-003-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,101 sqft Living Area |
| 1st Floor Area | 1,101 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Lot Area | 5,000 sqft (0.115 acres) |
| Street Address | 414 GREEN ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2364 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2.5 |
| Legal Description | ORIGINAL SURVEY 3 35 |
| Legal Subdivision | MARTINEZ |
| Legal Block | 35 |
| Legal Lot Number | 3 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1060 |
| Census Tract | 316000 |
414 Green St is owned and occupied by two individuals who acquired it in September 2006.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 414 GREEN ST, MARTINEZ, CA 94553-2364 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Dec 27, 2002 · Amount on File |
| Deed Sale | Dec 27, 2002 · Amount on File |
| Prior Sale | Feb 1, 1999 · Amount on File |
| Deed Document Number | 2002498175 |
| Last Transfer Date | Sep 21, 2006 |
| Transfer Doc | 0000306840 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 414 Green St was $5,687 with a homeowner's exemption.
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 | $416,992 (+2%) Land $336,658 Building $80,334 | |
| 2025 | $5,687.00 Homeowner's exemption | $408,816 Land $330,057 Building $78,759 |
| 2023 | $5,339.00 (+1.64%) Homeowner's exemption | $392,943 Land $317,242 Building $75,701 |
| 2022 | $5,253.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 414 Green 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 414 Green St is moderate, ranking above 46% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 46% of the US · lower than 72% of California |
|---|---|
| Wildfire Likelihood | 0.08% 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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