Contra Costa County property record for 436 Roanoke Dr, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,530 sqft · built 1964 |
| Lot Size | 0.172 acres (7,500 sqft) |
| Owner | Individual Name on File |
| Last Sale | $188,000 (Feb 1997) |
| Tax Bill | $4,314 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 164-233-004-5 |
| Primary APN | 164-233-004-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,530 sqft Living Area |
| Gross Area | 1,999 sqft |
| 1st Floor Area | 1,530 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 7,500 sqft (0.172 acres) |
| Garage Type | Attached |
| Garage Area | 469 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 436 ROANOKE DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6241 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 3001 LOT 73 EX MR |
| Legal Subdivision | VIRGINIA HILLS UNIT #2 |
| Legal Tract | 3001 |
| Legal Lot Number | 73 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 321103 |
Source: Contra Costa County assessment roll, 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 | Individual Name on File |
|---|---|
| Mailing Address | 436 ROANOKE DR, MARTINEZ, CA 94553-6241 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Feb 7, 1997 · Amount on Record |
| Deed Sale | Feb 7, 1997 · Amount on Record |
| Deed Document Number | 199721350 |
| Prior Transfer Date | Jun 13, 1996 |
| Prior Transfer Doc | 0000112186 |
| Record Updated | Sep 20, 2026 |
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 | $312,287 (+2%) Land $213,290 Building $98,997 | |
| 2025 | $4,314.00 (+4.43%) Homeowner's exemption | $306,164 (+4.04%) Land $209,108 Building $97,056 |
| 2023 | $4,131.00 (+0.88%) Homeowner's exemption | $294,277 Land $200,989 Building $93,288 |
| 2022 | $4,095.00 |
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
| 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.
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 | 0.03% annual chance |
| Exposure | Indirect within ember reach |
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 548 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 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: T-Mobile USA.
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