Contra Costa County property record for 4636 Stewart St, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 3,364 sqft · built 2012 |
| Lot Size | 0.175 acres (7,610 sqft) |
| Owner | Individual on Record |
| Last Sale | $421,000 (Mar 2013) |
| Tax Bill | $6,228 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 053-760-038-9 |
| Primary APN | 053-760-038-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,364 sqft Living Area |
| 1st Floor Area | 1,585 sqft |
| 2nd Floor Area | 1,779 sqft |
| Year Built | Built 2012 |
|---|---|
| Effective Year Built | Effective 2013 |
| Lot Area | 7,610 sqft (0.175 acres) |
| Garage Type | Attached |
| Garage Area | 726 sqft |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 4636 STEWART ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-4739 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8388 L357 |
| Legal Subdivision | HIDDEN GLEN UNIT #4 |
| Legal Tract | 8388 |
| Legal Lot Number | 357 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4021 |
| Census Tract | 302009 |
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 | Individual on Record |
|---|---|
| Mailing Address | 4636 STEWART ST, ANTIOCH, CA 94531-4739 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 8, 2013 · Amount on Record |
| Deed Sale | Mar 8, 2013 · Amount on Record |
| Deed Document Number | 201359830 |
| Last Transfer Date | Apr 15, 2024 |
| Transfer Doc | 0000034391 |
| 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 | $528,285 (+2%) Land $81,637 Building $446,648 | |
| 2025 | $6,228.00 (+6.01%) | $517,928 (+4.04%) Land $80,037 Building $437,891 |
| 2023 | $5,875.00 (+1.56%) | $497,818 Land $76,930 Building $420,888 |
| 2022 | $5,785.00 |
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 |
| Community Rating System | Class 6 (20% premium discount) |
| 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 | 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 | 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 656 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures