Contra Costa County property record for 1921 Johnson Dr, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,419 sqft · built 1990 |
| Lot Size | 0.126 acres (5,500 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $249,000 (Sep 2013) |
| Tax Bill | $3,847 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 076-663-017-2 |
| Primary APN | 076-663-017-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,419 sqft Living Area |
| 1st Floor Area | 1,419 sqft |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Lot Area | 5,500 sqft (0.126 acres) |
| Garage Type | Attached |
| Garage Area | 497 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 1921 JOHNSON DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-5369 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7105 L111 |
| Legal Tract | 7105 |
| Legal Lot Number | 111 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3009 |
| Census Tract | 307204 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 1921 JOHNSON DR, ANTIOCH, CA 94509-5369 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 11, 2013 · Amount on Record |
| Deed Sale | Sep 11, 2013 · Amount on Record |
| Prior Sale | Mar 8, 2002 · Amount on Record |
| Deed Document Number | 2013222624 |
| Prior Transfer Date | Jan 27, 2000 |
| Prior Transfer Doc | 0000047996 |
| Record Updated | Oct 29, 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 | $311,332 (+2%) Land $125,032 Building $186,300 | |
| 2025 | $3,847.00 (+6.48%) Homeowner's exemption | $305,229 (+4.04%) Land $122,581 Building $182,648 |
| 2023 | $3,613.00 (+1.49%) Homeowner's exemption | $293,378 Land $117,822 Building $175,556 |
| 2022 | $3,560.00 |
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 | 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% 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 | 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 612 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: Unwired, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures