Contra Costa County property records for 35 addresses on Knightsen Ave, Oakley, CA · Last verified August 2026
| Properties | 35 |
|---|---|
| Median Sale Price | $860,000 |
| Deeds and Mortgages on File | 57 |
| Median Price per Sqft | $856 |
| Owner Occupied | 46% |
| Median Annual Tax Bill | $4,398 |
| Median Year Built | 1972 |
| Median Ownership Tenure | 13 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
1,152 sqft · Built 1973 · 3.5 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,100,000Dec 2023 | $6,1952025 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 2 ba · 960 sqft · 0.291 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $570,000Sep 2022 | $6,3482025 | Amount on Record May 2000 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
1,545 sqft · Built 1984 · 12 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5,1762025 | —Nov 2023 | 2 Names on Record | Assessor + 1 DocumentUpdated Aug 2026 |
1,646 sqft · Built 1989 · 9.48 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $130,000Nov 1988 | $4,8432025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2 ba · 2,021 sqft · 1 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,1042025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
1.9 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4212025 | —Jan 2001 | 2 Names on Record | AssessorUpdated Jul 2026 |
3 bd · 3 ba · 1,947 sqft · 5.08 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $295,000Oct 1999 | $4,9032025 | —Nov 2000 | 2 Names on Record | AssessorUpdated Jul 2026 |
2,746 sqft · Built 1990 · 6.55 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,3982025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,066 sqft · Built 1980 · 10 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $60,000Oct 1998 | $3,5462025 | —Jan 2019 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
1,200 sqft · Built 1980 · 10 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000Sep 2017 | $6,0732025 | —Sep 2017 | 1 Name on Record | Assessor + 4 DocumentsUpdated Jul 2026 |
1,163 sqft · Built 1944 · 13.5 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,9132025 | —Jul 2008 | 1 Name on Record | AssessorUpdated Jul 2026 |
1,128 sqft · Built 1930 · 3 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,6722025 | —Aug 2006 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
19.3 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,185,000Feb 2021 | $9,4812025 | —Feb 2021 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
854 sqft · Built 1950 · 13.8 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $860,000Feb 2020 | $10,3432025 | Amount on Record May 2016 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 2 ba · 1,696 sqft · 0.9 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9272025 | —Mar 2007 | 2 Names on Record | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,568 sqft · 4.99 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $750,000Jan 2025 | $9,3182025 | —Mar 2018 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2 bd · 2 ba · 1,296 sqft · 5 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,270,000Dec 2025 | $11,5392025 | Amount on Record Feb 2022 | 1 Name on Record | Assessor + 7 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 1,102 sqft · 0.189 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $93,000Apr 2011 | $5,2882025 | Amount on Record Feb 2007 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 1 ba · 1,085 sqft · 0.159 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $70,000Nov 2009 | $2,0442025 | Amount on Record Jan 1999 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,248 sqft · 5 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $900,000Jan 2022 | $10,5002025 | Amount on Record Jul 2000 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
4.65 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $675,000May 2023 | $7,6802025 | Amount on Record Apr 2004 | 1 Name on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
2 bd · 2 ba · 1,368 sqft · 4.2 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $355,000Jun 2011 | $4,9832025 | Amount on Record Jan 2008 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2 ba · 2,218 sqft · 19.5 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $190,000Jan 1997 | $24,6652025 | —May 2016 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
2 bd · 1 ba · 817 sqft · 1 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $700,000Jan 2026 | $4,3702025 | Amount on Record Aug 2008 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
1,680 sqft · Built 2013 · 1 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $31,500Mar 2011 | $3,2712025 | —Sep 2013 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Jul 2026 |
2.5 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $150,000Aug 2014 | $2,8392025 | —Jun 2013 | 1 Name on Record | AssessorUpdated Jul 2026 |
2,429 sqft · Built 2007 · 1.5 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $300,000Jan 2006 | $2,6602025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,782 sqft · Built 2018 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $257,000Jan 2013 | $7,4052025 | Amount on Record Aug 2006 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
4,405 sqft · Built 1908 · 0.767 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $150,000Jun 2006 | $3,1822025 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 1 ba · 1,205 sqft · 0.8 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2021 | $922025 | Amount on Record Jul 2002 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 2 ba · 1,519 sqft · 0.809 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $117,000Feb 1996 | $2,6502025 | —Feb 1996 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 2 ba · 2,057 sqft · 1 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $700,000Nov 2018 | $8,6062025 | Amount on Record Aug 2017 | 2 Names on Record | Assessor + 8 DocumentsUpdated Aug 2026 |
5 bd · 3 ba · 2,172 sqft · 1 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $215,500Jan 2010 | $3,1982025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,525 sqft · 1 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,7822025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
2 bd · 2.5 ba · 2,619 sqft · 1 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $82,000Jun 1995 | $3,8602025 | —Jan 1995 | 2 Names on Record Owner Occupied | 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 66th percentile of exposed land nationally · 41st in California |
|---|---|
| Wildfire Likelihood | Moderate — about 1 in 414 per year |
| Exposure | Direct 6 of 11 cells directly exposed · 11 adjoin burnable vegetation |