Contra Costa County property record for 512 Isabel Dr, Martinez, CA 94553 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1987 |
| Square Footage | 1,729 sqft Living Area |
| Lot Size | 7,500 sqft (0.172 acres) |
| Garage | Attached, 465 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $4,575.00 (2025) |
Source: Contra Costa County records · APN 155-450-012-2
Assessment roll updated July 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 512 ISABEL DR, MARTINEZ, CA 94553-6615 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Jan 14, 2005 |
| Transfer Doc | 0000017297 |
| Record Refreshed | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $342,390 (+2%) Land $99,554 Building $242,836 | |
| 2025 | $4,575.00 (+4.48%) Homeowner's exemption | $335,677 (+4.04%) Land $97,602 Building $238,075 |
| 2023 | $4,379.00 (+0.88%) Homeowner's exemption | $322,644 Land $93,813 Building $228,831 |
| 2022 | $4,341.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 155-450-012-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Building Area | 1,729 sqft Living Area |
| Gross Area | 2,194 sqft Gross Area |
| 1st Floor | 1,729 sqft 1st Floor |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | Ranch Style |
| Exterior Material | Wood Siding Exterior |
| Roof Material | Wood Shingle Roof |
| Lot Area | 7,500 sqft (0.172 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 465 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 512 ISABEL DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6615 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | T05127 L0061 B |
| Legal Tract | 05127 |
| Legal Lot Number | 61 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 2 |
| Census Block | 2001 |
| Census Tract | 321102 |
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