Contra Costa County property record for 2120 Lost Lake Pl, Martinez, CA 94553
| Property Type | Townhouse |
|---|---|
| Details | 2 bd · 2 ba · 1,026 sqft · built 1984 |
| Lot Size | 0.043 acres (1,872 sqft) |
| Owner | Trust Name on File |
| Last Sale | $182,000 (Jul 1998) |
| Tax Bill | $4,067 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 155-510-001-3 |
| Primary APN | 155-510-001-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,026 sqft Living Area |
| 1st Floor Area | 687 sqft |
| 2nd Floor Area | 339 sqft |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Townhouse |
| Lot Area | 1,872 sqft (0.043 acres) |
| Garage Type | Attached |
| Garage Area | 483 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 2120 LOST LAKE PL |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6422 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | R75 |
| Legal Description | T06302 L0001 B |
| Legal Tract | 06302 |
| Legal Lot Number | 1 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 321102 |
2120 Lost Lake Pl, a townhouse, is owner-occupied and held in a trust since October 2004.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 2120 LOST LAKE PL, MARTINEZ, CA 94553-6422 |
| 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 |
|---|---|
| Last Sale | Jul 7, 1998 · Amount on File |
| Deed Sale | Jul 7, 1998 · Amount on File |
| Deed Document Number | 1998155717 |
| Last Transfer Date | Oct 6, 2004 |
| Transfer Doc | 0000410498 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 2120 Lost Lake Pl was $4,067 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 | $291,006 (+2%) Land $39,963 Building $251,043 | |
| 2025 | $4,067.00 Homeowner's exemption | $285,301 Land $39,180 Building $246,121 |
| 2023 | $3,892.00 (+0.86%) Homeowner's exemption | $274,224 Land $37,659 Building $236,565 |
| 2022 | $3,859.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 2120 Lost Lake Pl 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 |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 1 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 2120 Lost Lake Pl is low, with less than 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 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 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.
5G (outdoors only) and 4G LTE
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