Contra Costa County property record for 1112 Rockspring Way, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,303 sqft · built 1997 |
| Lot Size | 0.185 acres (8,055 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $146,000 (Nov 1997) |
| Tax Bill | $3,278 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 055-310-035-5 |
| Primary APN | 055-310-035-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,303 sqft Living Area |
| 1st Floor Area | 1,303 sqft |
| Year Built | Built 1997 |
|---|---|
| Effective Year Built | Effective 1997 |
| Lot Area | 8,055 sqft (0.185 acres) |
| Garage Type | Attached |
| Garage Area | 442 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 1112 ROCKSPRING WAY |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-8308 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7966 POR LOTS 435 THRU 438 & ST ADJ |
| Legal Tract | 7966 |
| Legal Lot Number | 435 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | TASSAJARA |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 355118 |
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 Individual Names on File |
|---|---|
| Mailing Address | 1112 ROCKSPRING WAY, ANTIOCH, CA 94531-8308 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 21, 1997 · Amount on Record |
| Deed Sale | Nov 21, 1997 · Amount on Record |
| Deed Document Number | 1997227715 |
| Last Transfer Date | Dec 12, 2001 |
| Transfer Doc | 0000390848 |
| 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 | $260,384 (+2%) Land $56,986 Building $203,398 | |
| 2025 | $3,278.00 (+6.71%) Homeowner's exemption | $255,279 (+4.04%) Land $55,869 Building $199,410 |
| 2023 | $3,072.00 (+1.49%) Homeowner's exemption | $245,367 Land $53,700 Building $191,667 |
| 2022 | $3,027.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 65% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | Indirect 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 675 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
May also be available: Unwired.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures