Contra Costa County property records for 20 addresses on Diane Ct, Oakley, CA · Last verified July 2026
| Properties | 20 |
|---|---|
| Median Sale Price | $640,000 |
| Deeds and Mortgages on File | 47 |
| Median Price per Sqft | $194 |
| Owner Occupied | 95% |
| Median Annual Tax Bill | $10,341 |
| Median Year Built | 2004 |
| Median Ownership Tenure | 16 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 2 ba · 1,987 sqft · 0.174 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $538,000May 2006 | $10,1732025 | Amount on Record Feb 2005 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2.5 ba · 2,857 sqft · 0.127 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $505,000Feb 2005 | $10,7522025 | —Feb 2005 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,987 sqft · 0.164 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $450,500Jan 2005 | $9,9532025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2.5 ba · 2,857 sqft · 0.132 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $280,000Oct 2009 | $7,1742025 | Amount on Record Aug 2009 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 3.5 ba · 3,685 sqft · 0.155 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $755,000Feb 2024 | $11,4782025 | Amount on Record Jan 2021 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
6 bd · 3.5 ba · 3,290 sqft · 0.168 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $250,000Mar 2012 | $6,5912025 | Amount on Record Feb 2005 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
6 bd · 3.5 ba · 3,290 sqft · 0.144 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $529,000Feb 2005 | $11,1962025 | —Feb 2005 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,987 sqft · 0.174 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $228,000Mar 2009 | $6,3692025 | Amount on Record Mar 2005 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 3 ba · 3,685 sqft · 0.145 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $541,500Dec 2018 | $9,7472025 | Amount on Record Feb 2005 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 3,685 sqft · 0.196 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $589,000Mar 2005 | $12,6262025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 2,857 sqft · 0.154 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $524,500Feb 2005 | $11,1302025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 3.5 ba · 3,290 sqft · 0.183 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $640,000Jan 2020 | $10,7902025 | Amount on Record Jun 2015 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
6 bd · 2.5 ba · 3,290 sqft · 0.187 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $585,000Apr 2018 | $10,3412025 | Amount on Record Feb 2005 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Jul 2026 |
4 bd · 3.5 ba · 2,857 sqft · 0.151 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $775,000Jan 2022 | $11,1192025 | Amount on Record Jul 2021 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
4 bd · 2.5 ba · 2,857 sqft · 0.183 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $300,000Feb 2010 | $7,3872025 | Amount on Record Nov 2009 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
5 bd · 3 ba · 3,685 sqft · 0.153 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $345,000Apr 2009 | $8,0082025 | Amount on Record May 2006 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 3 ba · 3,685 sqft · 0.184 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $640,000Dec 2019 | $10,7142025 | Amount on Record Oct 2017 | 1 Name on Record Owner Occupied | Assessor + 8 DocumentsUpdated Jul 2026 |
6 bd · 3.5 ba · 3,290 sqft · 0.144 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $333,000Dec 2008 | $7,7642025 | Amount on Record Jul 2008 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,987 sqft · 0.184 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $235,000Dec 2011 | $6,3102025 | Amount on Record Oct 2011 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2.5 ba · 2,857 sqft · 0.148 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $836,000May 2026 | $11,6952025 | Amount on Record Mar 2022 | 2 Names on Record Owner Occupied | Assessor + 6 DocumentsUpdated Jul 2026 |