Contra Costa County property record for 4615 Milestone Ct, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4.5 ba · 3,613 sqft · built 2008 |
| Lot Size | 0.241 acres (10,509 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $438,000 (May 2009) |
| Tax Bill | $7,012 (2025) |
| Deeds & Mortgages | Nov 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 052-490-023 |
| Primary APN | 052-490-023 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 12 Rooms |
| Stories | 2 Stories |
| Building Area | 3,613 sqft Living Area |
| 1st Floor Area | 1,849 sqft |
| 2nd Floor Area | 1,764 sqft |
| Year Built | Built 2008 |
|---|---|
| Effective Year Built | Effective 2009 |
| Lot Area | 10,509 sqft (0.241 acres) |
| Garage Type | Attached |
| Garage Area | 1,045 sqft |
| Parking Spaces | 4 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 4615 MILESTONE CT |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-7184 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T6893 L60 |
| Legal Subdivision | NELSON RANCH #1 SUB 6893 |
| Legal Tract | 6893 |
| Legal Lot Number | 60 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1014 |
| 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 Individual Names on File |
|---|---|
| Mailing Address | 4615 MILESTONE CT, ANTIOCH, CA 94531-7184 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 21, 2009 · Amount on Record |
| Deed Sale | May 21, 2009 · Amount on Record |
| Deed Document Number | 2009116145 |
| Last Transfer Date | Jan 22, 2016 |
| Transfer Doc | 0000016855 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4615 MILESTONE CT, ANTIOCH, CA 94531-7184 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | TICOR TTL ORANGE CNTY BRANCH |
| Name | Verified Name |
|---|---|
| Address | 4615 MILESTONE CT, ANTIOCH, CA 94531-7184 |
| Document Number | 0000317197 |
|---|---|
| Date | Nov 16, 2021 |
| Instrument | 2021-317197 |
| Name | CROSSCOUNTRY MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | BRECKSVILLE, OH 44141 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 121 Months |
| Due | Dec 1, 2031 |
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 | $575,040 (+2%) Land $39,395 Building $535,645 | |
| 2025 | $7,012.00 (+4.88%) Homeowner's exemption | $563,766 (+4.04%) Land $38,623 Building $525,143 |
| 2023 | $6,686.00 (+1.6%) Homeowner's exemption | $541,876 Land $37,124 Building $504,752 |
| 2022 | $6,581.00 |
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 | Low lower than 99.8% of the US · lower than 99.8% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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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