Contra Costa County property record for 443 Roanoke Dr, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,485 sqft · built 1964 |
| Lot Size | 0.305 acres (13,300 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,988 (2025) |
| Deeds & Mortgages | Oct 2026 Sale Oct 2026 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 164-232-029-3 |
| Primary APN | 164-232-029-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,485 sqft Living Area |
| 1st Floor Area | 1,485 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Lot Area | 13,300 sqft (0.305 acres) |
| Lot Dimensions | 190 ft deep x 70 ft wide |
| Garage Type | Attached |
| Garage Area | 446 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 443 ROANOKE DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6240 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 3001 LOT 64 EX MR |
| Legal Subdivision | VIRGINIA HILS UNIT #2 |
| Legal Tract | 3001 |
| Legal Lot Number | 64 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 321103 |
443 Roanoke Dr is owned by an individual who acquired it in June 2015.
Source: Contra Costa County records, as of October 16, 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 | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 73, BETHEL ISLAND, CA 94511-0073 |
| Owner Type | Individual |
| Vesting | Unmarried Man |
| Date | Document |
|---|---|
| Oct 8, 2026 | Grant Deed, Transfer NONE LISTED ON DOCUMENT |
| Oct 8, 2026 | Grant Deed, Transfer NONE LISTED ON DOCUMENT |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jun 5, 2015 |
| Transfer Doc | 0000115343 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 8, 2026 |
| Property Address | 443 ROANOKE DR, MARTINEZ, CA 94553-6240 |
| Document Number | 0000108505 |
| Instrument Date | Oct 7, 2026 |
| Instrument | 2026108505 |
| Transaction Type | Transfer |
| Record Updated | Oct 16, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 8, 2026 |
| Property Address | 443 ROANOKE DR, MARTINEZ, CA 94553-6240 |
| Document Number | 0000108469 |
| Instrument Date | Aug 19, 2026 |
| Instrument | 2026108469 |
| Transaction Type | Transfer |
| Record Updated | Oct 16, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Trust |
The 2025 property tax bill for 443 Roanoke Dr was $1,988.
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 | $93,444 (+2%) Land $35,175 Building $58,269 | |
| 2025 | $1,988.00 | $91,613 Land $34,486 Building $57,127 |
| 2023 | $1,893.00 (+0.8%) | $88,057 Land $33,148 Building $54,909 |
| 2022 | $1,878.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 443 Roanoke Dr in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 443 Roanoke Dr is moderate, ranking above 51% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 51% of the US · lower than 70% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 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.
5G (outdoors only) and 4G LTE
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