Contra Costa County property record for 285 Willow Lake Dr, Martinez, CA 94553
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 2.5 ba · 1,589 sqft · built 1983 |
| Lot Size | 0.088 acres (3,848 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $3,971 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 155-491-033-9 |
| Primary APN | 155-491-033-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,589 sqft Living Area |
| Gross Area | 2,019 sqft |
| 1st Floor Area | 826 sqft |
| 2nd Floor Area | 763 sqft |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | Townhouse |
| Lot Area | 3,848 sqft (0.088 acres) |
| Garage Type | Attached |
| Garage Area | 430 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 285 WILLOW LAKE DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6414 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | R3 |
| Legal Description | T06303 L0041 B |
| Legal Tract | 06303 |
| Legal Lot Number | 41 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4007 |
| Census Tract | 321102 |
285 Willow Lake Dr, a townhouse, is owner-occupied and held in a trust.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 285 WILLOW LAKE DR, MARTINEZ, CA 94553-6414 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 285 Willow Lake Dr was $3,971 with a homeowner's exemption.
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 | $282,090 (+2%) Land $114,307 Building $167,783 | |
| 2025 | $3,971.00 Homeowner's exemption | $276,560 Land $112,066 Building $164,494 |
| 2023 | $3,800.00 (+0.88%) Homeowner's exemption | $265,822 Land $107,715 Building $158,107 |
| 2022 | $3,767.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 285 Willow Lake Dr in Zone X, an area of minimal flood risk.
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 | 2 in force |
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.
Wildfire risk around 285 Willow Lake Dr is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 97% of the US · lower than 97.8% 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 | 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 445 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 |
| AT&T DSL | 100 / 20 |
May also be available: Verizon.
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