Contra Costa County property record for 1863 Mount Conness Ct, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,697 sqft · built 1999 |
| Lot Size | 0.167 acres (7,263 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $491,000 (Dec 2016) |
| Tax Bill | $6,651 (2025) |
| Deeds & Mortgages | Mar 2022 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 055-480-010-2 |
| Primary APN | 055-480-010-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,697 sqft Living Area |
| 1st Floor Area | 1,260 sqft |
| 2nd Floor Area | 1,437 sqft |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 2005 |
| Lot Area | 7,263 sqft (0.167 acres) |
| Garage Type | Attached |
| Garage Area | 698 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 1863 MOUNT CONNESS CT |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-7494 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8181 L490 |
| Legal Subdivision | SUBDIVISION 8181 |
| Legal Tract | 8181 |
| Legal Lot Number | 490 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | TASSAJARA |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 355120 |
Source: Contra Costa County records, 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 Name on Record |
|---|---|
| Mailing Address | 1863 MOUNT CONNESS CT, ANTIOCH, CA 94531-7494 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 20, 2016 · Amount on Record |
| Deed Sale | Dec 20, 2016 · Amount on Record |
| Prior Sale | Jan 19, 2000 · Amount on Record |
| Deed Document Number | 2016275161 |
| Prior Transfer Date | Nov 13, 2002 |
| Prior Transfer Doc | 0000462578 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 1863 MOUNT CONNESS CT, ANTIOCH, CA 94531-7494 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 6254 GEARY BLVD, SAN FRANCISCO, CA 94121-1822 |
| Document Number | 0000047599 |
|---|---|
| Date | Mar 17, 2022 |
| Instrument | 2022-047599 |
| Name | LAKEVIEW LOAN SERVICING LLC |
|---|---|
| Type | Mortgage Company |
| Address | MIAMI, FL 33146 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 1, 2052 |
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 | $581,237 (+2%) Land $130,214 Building $451,023 | |
| 2025 | $6,651.00 (+6.09%) | $569,841 (+4.04%) Land $127,661 Building $442,180 |
| 2023 | $6,269.00 (+1.6%) | $547,714 Land $122,704 Building $425,010 |
| 2022 | $6,170.00 |
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 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 611 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
May also be available: T-Mobile, Unwired.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures