Contra Costa County property record for 4225 Amargosa Dr, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,761 sqft · built 1992 |
| Lot Size | 0.168 acres (7,332 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $320,000 (Jul 2013) |
| Tax Bill | $4,911 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 052-430-034 |
| Primary APN | 052-430-034 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,761 sqft Living Area |
| 1st Floor Area | 913 sqft |
| 2nd Floor Area | 848 sqft |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1992 |
| Lot Area | 7,332 sqft (0.168 acres) |
| Garage Type | Attached |
| Garage Area | 520 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 4225 AMARGOSA DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-8237 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7181 L324 |
| Legal Subdivision | SUBDIVISION 7181 |
| Legal Tract | 7181 |
| Legal Lot Number | 324 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 308002 |
Source: Contra Costa County assessment roll, 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 | 2 Company Names on File |
|---|---|
| Mailing Address | 4225 AMARGOSA DR, ANTIOCH, CA 94531-8237 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 12, 2013 · Amount on Record |
| Deed Sale | Jul 12, 2013 · Amount on Record |
| Deed Document Number | 2013174888 |
| Last Transfer Date | Jun 20, 2024 |
| Transfer Doc | 0000060967 |
| 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 | Antioch City |
| Unified School District | Antioch Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $400,107 (+2%) Land $127,531 Building $272,576 | |
| 2025 | $4,911.00 (+6.14%) | $392,263 (+4.04%) Land $125,031 Building $267,232 |
| 2023 | $4,627.00 (+1.47%) | $377,033 Land $120,177 Building $256,856 |
| 2022 | $4,560.00 |
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 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CITY OF ANTIOCH serves 116,781 people · EPA ID CA0710001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2024 |
| Lead | Under 1 ppb (2022–2024) 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 550 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 USA Fixed Wireless | 100 / 20 |
May also be available: AT&T.
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