Contra Costa County property record for 304 Macalvey Dr, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,143 sqft · built 1986 |
| Lot Size | 0.153 acres (6,667 sqft) |
| Owner | Company Name on Record |
| Last Sale | $325,000 (Aug 1999) |
| Tax Bill | $5,177 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 155-471-018-4 |
| Primary APN | 155-471-018-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,143 sqft Living Area |
| Gross Area | 2,578 sqft |
| 1st Floor Area | 1,072 sqft |
| 2nd Floor Area | 1,071 sqft |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1988 |
| Lot Area | 6,667 sqft (0.153 acres) |
| Garage Type | Attached |
| Garage Area | 435 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 304 MACALVEY DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6620 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R5 |
| Legal Description | T05738 L0180 B |
| Legal Subdivision | DIABLO VALLEY ESTATES UNIT 3 |
| Legal Tract | 05738 |
| Legal Lot Number | 180 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 321102 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 304 MACALVEY DR, MARTINEZ, CA 94553-6620 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 3, 1999 · Amount on Record |
| Deed Sale | Aug 3, 1999 · Amount on Record |
| Deed Document Number | 1999207647 |
| Last Transfer Date | Mar 13, 2015 |
| Transfer Doc | 0000067942 |
| Record Updated | Sep 20, 2026 |
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 | $397,256 (+2%) Land $99,554 Building $297,702 | |
| 2025 | $5,177.00 (+3%) Homeowner's exemption | $389,467 (+4.04%) Land $97,602 Building $291,865 |
| 2023 | $5,026.00 (+0.86%) Homeowner's exemption | $374,346 Land $93,813 Building $280,533 |
| 2022 | $4,983.00 |
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 Claims | 2 (1982–1995) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Jan 1995 · Severe Winter Storms, Flooding, Landslides, Mud Flows |
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 64% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.06% 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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 329 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
May also be available: Astound Broadband, Verizon.
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