Contra Costa County property records for 30 addresses on Deer Valley Rd, Antioch, CA · Last verified August 2026
| Properties | 30 |
|---|---|
| Median Sale Price | $1,500,000 |
| Deeds and Mortgages on File | 46 |
| Median Price per Sqft | $523 |
| Owner Occupied | 23% |
| Median Annual Tax Bill | $31,843 |
| Median Year Built | 1991 |
| Median Ownership Tenure | 8 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
31,458 sqft · Built 1990 · 2.27 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $26,150,000Sep 2019 | $46,9062025 | Amount on Record Jun 2016 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
52,866 sqft · Built 1991 · 3.73 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $26,150,000Sep 2019 | $128,6472025 | Amount on Record Jun 2016 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
17,112 sqft · Built 1991 · 1.55 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $26,150,000Sep 2019 | $60,6372025 | Amount on Record Jun 2016 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
13,879 sqft · Built 1999 · 1.8 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,664,000Jun 2018 | $37,8522025 | —Jun 2018 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
16,857 sqft · Built 1991 · 2.62 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $26,150,000Sep 2019 | $47,0102025 | Amount on Record Jun 2016 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
17,500 sqft · Built 2000 · 2.32 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,664,000Jun 2018 | $52,0822025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
6.29 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 1999 | 1 Name on Record | AssessorUpdated Jul 2026 |
1,962 sqft · Built 1995 · 0.557 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,277,000Dec 2017 | $46,6532025 | Amount on Record Oct 2014 | 2 Names on Record | Assessor + 4 DocumentsUpdated Jul 2026 |
3,806 sqft · Built 1999 · 1.12 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,664,000Jun 2018 | $31,8432025 | —Jun 2018 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
7,008 sqft · Built 1998 · 0.439 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,812,400Apr 2019 | $23,8672025 | Amount on Record Aug 2014 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
84,211 sqft · Built 2000 · 1.82 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,000,000Jan 2001 | $121,3202025 | Amount on Record Jul 1998 | 1 Name on Record | AssessorUpdated Jul 2026 |
105,308 sqft · Built 1998 · 5.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Mar 1998 | $249,8352025 | 1 Name on Record | AssessorUpdated Jul 2026 |
54,276 sqft · Built 1995 · 4.18 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $630,000Apr 2023 | $48,4862025 | Amount on Record Dec 2022 | 2 Names on Record | Assessor + 4 DocumentsUpdated Aug 2026 |
6,035 sqft · Built 2011 · 1.01 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jun 2007 | $21,3132025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
26,475 sqft · Built 1998 · 1.07 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,855,000Jul 2015 | $62,5172025 | Amount on Record Sep 2007 | 1 Name on Record | AssessorUpdated Jul 2026 |
0.929 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $163,000Aug 2026 | $6732025 | —Dec 2014 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
34.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,028,500Feb 2023 | $152,4352023 | Amount on Record Dec 2021 | 1 Name on Record | Assessor + 7 DocumentsUpdated Feb 2024 |
157 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,500,000Jun 2014 | $79,9402025 | Amount on Record Dec 2013 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
6 bd · 3 ba · 2,868 sqft · 3.45 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,500,000Jul 2024 | $16,8562025 | —Sep 2014 | 1 Name on Record | AssessorUpdated Jul 2026 |
3 bd · 2.5 ba · 2,742 sqft · 3.75 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $807,000Mar 2021 | $9,8442025 | Amount on Record Jan 2008 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,394 sqft · 20.9 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $152,000Nov 1994 | —Nov 1993 | 1 Name on Record | AssessorUpdated Jul 2026 |
3 bd · 1 ba · 1,112 sqft · 2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $530,000Jul 2019 | $6,6362025 | —Jul 2019 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 966 sqft · 1 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $504,000Aug 2020 | $5,7282025 | Amount on Record Sep 2015 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2.5 ba · 1,705 sqft · 0.989 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $340,000Apr 2003 | $6,0392025 | —Jan 2017 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 1,338 sqft · 0.989 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $139,000Oct 1997 | $2,5542025 | —Apr 1994 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,504 sqft · 1.5 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,000Sep 1987 | $1,7132025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 1 ba · 1,080 sqft · 2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $210,000Oct 2009 | $3,1062025 | Amount on Record Aug 2009 | 1 Name on Record | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,347 sqft · 4.5 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $565,000Sep 2017 | $7,2232025 | Amount on Record Dec 2008 | 2 Names on Record | Assessor + 4 DocumentsUpdated Aug 2026 |
7,718 sqft · Built 2021 · 20 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $680,000Feb 2018 | $30,1162025 | Amount on Record Jan 1997 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
20 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $680,000Feb 2018 | $4,3092025 | Amount on Record Jan 1997 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Moderate this street's cells rank at the 62nd percentile of exposed land nationally · 47th in California |
|---|---|
| Wildfire Likelihood | Moderate — about 1 in 229 per year |
| Exposure | Direct 7 of 13 cells directly exposed · 7 adjoin burnable vegetation |