Contra Costa County property records for 8 addresses on Costa Ct, Antioch, CA · Last verified July 2026
| Properties | 8 |
|---|---|
| Median Sale Price | $799,500 |
| Deeds and Mortgages on File | 19 |
| Median Price per Sqft | $275 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $10,617 |
| Median Year Built | 2022 |
| Median Ownership Tenure | 3 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
5 bd · 3.5 ba · 3,668 sqft · 0.318 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $925,000Apr 2023 | $11,9822025 | Amount on Record Nov 2022 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 3.5 ba · 2,840 sqft · 0.236 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $799,500Apr 2023 | $10,6172025 | Amount on Record Feb 2023 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 2,330 sqft · 0.216 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $776,500Mar 2023 | $3,9462025 | —Mar 2023 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 3.5 ba · 2,949 sqft · 0.201 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $813,000Apr 2023 | $10,7622025 | —Apr 2023 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 3.5 ba · 2,840 sqft · 0.183 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $777,000Mar 2023 | $10,4442025 | Amount on Record Nov 2022 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
5 bd · 3.5 ba · 3,668 sqft · 0.182 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $900,000Apr 2023 | $11,7862025 | —Apr 2023 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 2,330 sqft · 0.135 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $687,500Mar 2023 | $9,4632025 | Amount on Record Nov 2022 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 3.5 ba · 2,949 sqft · 0.159 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $773,500Mar 2023 | $10,4892025 | Amount on Record Nov 2022 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |