Contra Costa County property record for 1243 Main St, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,120 sqft · built 1912 |
| Lot Size | 0.107 acres (4,680 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $1,554 (2025) |
| Deeds & Mortgages | Mar 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 373-061-018-9 |
| Primary APN | 373-061-018-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,120 sqft Living Area |
| 1st Floor Area | 1,120 sqft |
| Year Built | Built 1912 |
|---|---|
| Effective Year Built | Effective 1924 |
| Lot Area | 4,680 sqft (0.107 acres) |
| Garage Type | Attached |
| Garage Area | 180 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 1243 MAIN ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-1327 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | HOMESTEAD TRACT POR BLK H |
| Legal Subdivision | HOMESTEAD |
| Legal Block | H |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1033 |
| Census Tract | 317000 |
Source: Contra Costa County records, 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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 3276 THERESA LN, LAFAYETTE, CA 94549-1807 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Mar 9, 2017 |
| Transfer Doc | 0000046427 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 16, 2017 |
| Property Address | 1243 MAIN ST, MARTINEZ, CA 94553-1327 |
| Document Number | 0000046427 |
| Instrument Date | Mar 9, 2017 |
| Instrument | 46427 |
| Transaction Type | Transfer |
| Record Updated | Mar 23, 2017 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 3276 THERESA LN LAFAYETTE CA 945491807, LAFAYETTE, CA 94549-1807 |
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 | $50,772 (+2%) Land $26,058 Building $24,714 | |
| 2025 | $1,554.00 (+6.29%) | $49,778 (+4.04%) Land $25,548 Building $24,230 |
| 2023 | $1,462.00 (+1.18%) | $47,847 Land $24,557 Building $23,290 |
| 2022 | $1,445.00 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 1 (2006) |
| Most Recent Claim | Mar 2006 · rainfall accumulation |
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: 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 | 0.01% annual chance |
| Exposure | None beyond 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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