Contra Costa County property record for 803 Vine Ave, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,612 sqft · built 1930 |
| Lot Size | 0.253 acres (11,025 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $750,000 (Dec 2024) |
| Tax Bill | $9,828 (2025) |
| Deeds & Mortgages | Jan 2026 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 375-293-005-1 |
| Primary APN | 375-293-005-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,612 sqft Living Area |
| 1st Floor Area | 1,297 sqft |
| Basement Area | 315 sqft |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1975 |
| Lot Area | 11,025 sqft (0.253 acres) |
| Garage Type | Attached |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 803 VINE AVE |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-3419 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R6 |
| Legal Description | MARTINEZ LAND #8 LOTS 9 & 10 POR 8 BLK 59 |
| Legal Subdivision | MARTINEZ LAND COMPA |
| Legal Block | 59 |
| Legal Lot Number | 9,10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2030 |
| Census Tract | 319001 |
Source: Contra Costa County records, as of July 14, 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 Record |
|---|---|
| Mailing Address | 803 VINE AVE, MARTINEZ, CA 94553-3419 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Woman |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 23, 2024 · Amount on Record |
| Deed Sale | Dec 23, 2024 · Amount on Record |
| Prior Sale | May 28, 2024 · Amount on Record |
| Deed Document Number | 2024136897 |
| Prior Transfer Date | May 22, 2024 |
| Prior Transfer Doc | 0000049473 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 803 VINE AVE, MARTINEZ, CA 94553-3419 |
| Transaction Type | Mortgage |
| Record Updated | Jan 14, 2026 |
| Name | Verified Name |
|---|---|
| Address | 803 VINE AVE, MARTINEZ, CA 94553-3419 |
| Document Number | 0000000951 |
|---|---|
| Date | Jan 5, 2026 |
| Instrument | 2026- 000951 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Address | 585 SOUTH BLVD E, PONTIAC, MI 48341 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 1, 2056 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | Martinez Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $765,000 (+2%) Land $561,000 Building $204,000 | |
| 2025 | $9,828.00 (+534.47%) | $750,000 (+1,176.92%) Land $550,000 Building $200,000 |
| 2023 | $1,549.00 (+5.81%) Homeowner's exemption | $58,735 Land $21,969 Building $36,766 |
| 2022 | $1,464.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 | Not rated no burnable land within 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 589 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Astound Broadband.
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