Contra Costa County property record for 339 Macalvey Dr, Martinez, CA 94553 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,423 sqft · built 1986 |
| Lot Size | 0.175 acres (7,616 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $780,000 (Jun 2007) |
| Tax Bill | $12,665 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 155-472-004-3 |
| Primary APN | 155-472-004-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,423 sqft Living Area |
| Gross Area | 2,942 sqft |
| 1st Floor Area | 1,347 sqft |
| 2nd Floor Area | 1,076 sqft |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1987 |
| Lot Area | 7,616 sqft (0.175 acres) |
| Lot Dimensions | 112 ft deep x 68 ft wide |
| Garage Type | Attached |
| Garage Area | 519 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 339 MACALVEY DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6621 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T05738 L0192 B |
| Legal Subdivision | DIABLO VLY ESTATES |
| Legal Tract | 05738 |
| Legal Lot Number | 192 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 321102 |
Source: Contra Costa County records · APN 155-472-004-3
Assessment roll updated July 14, 2026 · Last verified August 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 | 339 MACALVEY DR, MARTINEZ, CA 94553-6621 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Revocable Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 19, 2007 · Amount on Record |
| Deed Sale | Jun 19, 2007 · Amount on Record |
| Prior Sale | Jun 19, 2007 · Amount on Record |
| Deed Document Number | 2007176864 |
| Last Transfer Date | Dec 06, 2024 |
| Transfer Doc | 0000132796 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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 | $1,065,916 (+2%) Land $519,292 Building $546,624 | |
| 2025 | $12,665.00 (+4%) | $1,045,016 (+4.04%) Land $509,110 Building $535,906 |
| 2023 | $12,178.00 (+0.84%) | $1,004,440 Land $489,342 Building $515,098 |
| 2022 | $12,076.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133211023, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Claims | 2 (1982–1995) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Jan 1995, river or lake flooding, Severe Winter Storms, Flooding, Landslides, Mud Flows |
| 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; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 329 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Verizon, Radiate Holdings. Availability varies by address; speeds are provider-advertised maximums, not measured.
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