Contra Costa County property records for 14 addresses on Roundup Ct, Antioch, CA · Last verified August 2026
| Properties | 14 |
|---|---|
| Median Sale Price | $335,000 |
| Deeds and Mortgages on File | 27 |
| Median Price per Sqft | $253 |
| Owner Occupied | 86% |
| Median Annual Tax Bill | $4,748 |
| Median Year Built | 1995 |
| Median Ownership Tenure | 14 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 2 ba · 1,095 sqft · 0.207 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $149,000May 2012 | $2,6812025 | Amount on Record Feb 2012 | 2 Names on Record | AssessorUpdated Jul 2026 |
4 bd · 2.5 ba · 1,475 sqft · 0.231 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $490,000Mar 2006 | $5,7732025 | Amount on Record May 2003 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 1,680 sqft · 0.137 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $520,000Nov 2019 | $6,6862025 | Amount on Record Sep 2016 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,321 sqft · 0.164 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $612,000Aug 2021 | $6,9102025 | Amount on Record Apr 2021 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,321 sqft · 0.109 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $325,000Apr 2016 | $4,7482025 | Amount on Record Mar 2009 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 1,680 sqft · 0.094 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $159,000Nov 1994 | $3,5272025 | —Mar 2022 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Aug 2026 |
4 bd · 2.5 ba · 1,475 sqft · 0.122 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $61,500Sep 2012 | $3,0222025 | Amount on Record Mar 2012 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 1,475 sqft · 0.119 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $146,500Aug 1994 | $3,3122025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,321 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $610,000Jul 2023 | $7,1762025 | —Apr 2015 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,321 sqft · 0.128 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $174,000Jun 1999 | $4,8162025 | Amount on Record Oct 1994 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2.5 ba · 1,680 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $165,000Dec 2011 | $2,8922025 | Amount on Record Dec 2010 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,321 sqft · 0.128 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $335,000Dec 2015 | $4,8792025 | Amount on Record Oct 2015 | 2 Names on Record | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,321 sqft · 0.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $146,000Aug 1994 | $3,3102025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2.5 ba · 1,475 sqft · 0.128 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $152,500Oct 1994 | $3,5742025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |