Contra Costa County property record for 610 Bertola St, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 933 sqft · built 1952 |
| Lot Size | 0.103 acres (4,500 sqft) |
| Owner | Individual Name on File |
| Last Sale | $310,000 (Mar 2003) |
| Tax Bill | $6,230 (2025) |
| Flood Zone | Zone AO (high risk) |
| APN | 372-211-017-2 |
| Primary APN | 372-211-017-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 933 sqft Living Area |
| 1st Floor Area | 933 sqft |
| Year Built | Built 1952 |
|---|---|
| Effective Year Built | Effective 1952 |
| Architectural Style | Bungalow |
| Exterior Material | Stucco |
| Roof Material | Composition Shingle |
| Lot Area | 4,500 sqft (0.103 acres) |
| Lot Dimensions | 90 ft deep x 50 ft wide |
| Garage Type | Attached |
| Garage Area | 250 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 610 BERTOLA ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-3271 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | BERTOLA TRACT POR 7&8187 |
| Legal Subdivision | BERTOLA |
| Legal Block | 187 |
| Legal Lot Number | 7,8 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 318000 |
Source: Contra Costa County records · APN 372-211-017-2
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 | Individual Name on File |
|---|---|
| Mailing Address | 1545 ASHWOOD DR, MARTINEZ, CA 94553-5344 |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 12, 2003 · Amount on Record |
| Deed Sale | Mar 12, 2003 · Amount on Record |
| Deed Document Number | 2003112063 |
| Prior Transfer Date | Mar 04, 2003 |
| Prior Transfer Doc | 0000112062 |
| Record Updated | 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 | Martinez 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 | $457,940 (+2%) Land $306,530 Building $151,410 | |
| 2025 | $6,230.00 (+6.46%) | $448,962 (+4.04%) Land $300,520 Building $148,442 |
| 2023 | $5,852.00 (+1.63%) | $431,530 Land $288,851 Building $142,679 |
| 2022 | $5,758.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 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 109 policies |
| Nearby Flood Policies | 109 in force |
| Nearby Flood Claims | 32 (1980–2019) |
| Claims Outside the SFHA | 3 of 32 |
| Most Recent Claim | Feb 2019 |
| Claims by Event |
|
| Wildfire Risk | Moderate above 43% of the US · lower than 74% of California |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Fiber · Cable in parts of the area | 1,500 / 1,500 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Unwired.
Based on FCC filings for 358 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF MARTINEZ serves 31,015 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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