Contra Costa County property records for 71 addresses on W 18th St, Antioch, CA · Last verified August 2026
| Properties | 71 |
|---|---|
| Median Sale Price | $462,000 |
| Deeds and Mortgages on File | 104 |
| Median Price per Sqft | $360 |
| Owner Occupied | 69% |
| Median Annual Tax Bill | $3,801 |
| Median Year Built | 1968 |
| Median Ownership Tenure | 13 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2,747 sqft · Built 1960 · 0.117 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,900,000Jan 2002 | $8,4702025 | —Jan 2002 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
1,645 sqft · Built 1966 · 0.117 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $360,000Apr 2019 | $6,4922025 | —Apr 2019 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 1,041 sqft · 0.126 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $245,000Sep 2016 | $3,7142025 | Amount on Record Aug 2013 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
2 bd · 1 ba · 1,200 sqft · 0.126 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $260,000Dec 2016 | $3,9472025 | Amount on Record Aug 2013 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
Built 1968 · 0.116 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,900,000Jan 2002 | $9852025 | —Jan 2002 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 1 ba · 1,479 sqft · 0.113 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $195,000Oct 2012 | $3,3752025 | —Jul 2008 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 1 ba · 1,066 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $245,000Apr 2016 | $3,8192025 | Amount on Record Aug 2013 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,407 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $140,000Aug 2018 | $5,2092025 | Amount on Record Jun 2016 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 1,045 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $375,000May 2006 | $5,3642025 | —May 2006 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1.5 ba · 1,362 sqft · 0.113 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,2162025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2 bd · 1 ba · 1,439 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $122,500Jan 1990 | $1,8402025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,482 sqft · 0.113 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $343,500Jan 2019 | $4,7822025 | Amount on Record Nov 2018 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 1,009 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $215,000Aug 2015 | $3,3442025 | Amount on Record May 1997 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,196 sqft · 0.113 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,900,000Jan 2002 | $1,7872025 | —Jan 2003 | 1 Name on Record | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,870 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,3062025 | —Mar 2012 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,191 sqft · 0.113 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $465,000Aug 2021 | $6,0932025 | Amount on Record May 2021 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 1,062 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $138,300Oct 2014 | $2,8612025 | Amount on Record Apr 1996 | 2 Names on Record | AssessorUpdated Jul 2026 |
3 bd · 1 ba · 1,021 sqft · 0.113 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $110,000Sep 2012 | $2,0912025 | —Sep 2012 | 1 Name on Record | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 751 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $271,000Feb 2026 | $4,7002025 | Amount on Record Nov 2021 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 2.5 ba · 2,135 sqft · 0.239 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $280,000Mar 2015 | $4,2592025 | Amount on Record May 2009 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 1 ba · 1,471 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $560,000Mar 2022 | $6,2782025 | Amount on Record Sep 2021 | 1 Name on Record | Assessor + 4 DocumentsUpdated Jul 2026 |
2 bd · 1.5 ba · 1,526 sqft · 0.126 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,3602025 | 1 Name on Record | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 1,025 sqft · 0.117 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $370,000Feb 2025 | $4,7142025 | —Sep 2016 | 2 Names on Record | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,241 sqft · 0.117 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $462,000Oct 2022 | $5,9512025 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,125 sqft · 0.126 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000May 2023 | $6,3932025 | —Jun 2005 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
5 bd · 3 ba · 2,246 sqft · 0.314 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000May 2018 | $7,4692025 | —Sep 2017 | 2 Names on Record | Assessor + 7 DocumentsUpdated Jul 2026 |
0.933 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6652025 | 1 Name on Record | AssessorUpdated Jul 2026 |
3 bd · 1 ba · 1,320 sqft · 0.157 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $235,000Apr 1988 | $2,3242025 | 1 Name on Record | AssessorUpdated Jul 2026 |
6 bd · 3 ba · 3,462 sqft · 0.157 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $125,000Aug 2011 | $7,3652025 | Amount on Record Dec 2010 | 1 Name on Record | Assessor + 5 DocumentsUpdated Jul 2026 |
31.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 2023 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2 ba · 1,492 sqft · 0.397 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $77,000Mar 2018 | $2,5962025 | Amount on Record Jul 2009 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,160 sqft · 0.12 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $242,000Aug 2013 | $3,8922025 | Amount on Record May 2011 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,416 sqft · 0.234 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $340,100May 2026 | $5,2852025 | Amount on Record Dec 2015 | 1 Name on Record | Assessor + 4 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,406 sqft · 0.159 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $134,000Jun 1994 | $3,3452025 | Amount on Record — | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,406 sqft · 0.234 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $125,000Jun 1989 | $3,1172025 | —Nov 1998 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,406 sqft · 0.231 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $455,000Jan 2021 | $6,0042025 | Amount on Record Feb 2009 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,406 sqft · 0.231 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $130,000Jun 2011 | $2,3602025 | Amount on Record Apr 2011 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2 ba · 1,492 sqft · 0.231 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,2792025 | —Sep 2002 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,416 sqft · 0.246 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,500Sep 1971 | $1,2922025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2 ba · 1,492 sqft · 0.234 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $535,000Aug 2023 | $6,6772025 | Amount on Record Nov 2010 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2 ba · 1,492 sqft · 0.234 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 2001 | $2,1732025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2 ba · 1,492 sqft · 0.238 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $180,000May 2002 | $4,2922025 | Amount on Record Sep 2001 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2 ba · 1,492 sqft · 0.238 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $130,000Dec 2011 | $2,4012025 | Amount on Record Nov 2005 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,348 sqft · 0.238 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,3142025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2 ba · 1,492 sqft · 0.238 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $460,000Jan 2021 | $6,0652025 | Amount on Record Jul 2012 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 986 sqft · 0.238 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $135,000Aug 2009 | $2,5242025 | Amount on Record Sep 2006 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,406 sqft · 0.171 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $122,000Jan 1995 | $3,8632025 | —Jan 1995 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2 ba · 1,492 sqft · 0.238 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $225,090Oct 2022 | $7,0822025 | Amount on Record Jul 2021 | 2 Names on Record Owner Occupied | Assessor + 9 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,348 sqft · 0.167 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,3712025 | —Jun 1994 | 1 Name on Record | AssessorUpdated Jul 2026 |
3 bd · 1 ba · 986 sqft · 0.238 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $125,000Dec 2008 | $2,2972025 | Amount on Record Jun 2008 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 1 ba · 986 sqft · 0.308 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $77,000Oct 2008 | $1,6852025 | Amount on Record Mar 2008 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2 ba · 1,847 sqft · 0.192 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $135,000Dec 2011 | $3,4442025 | Amount on Record Jul 2011 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
3 bd · 1 ba · 1,117 sqft · 0.258 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $118,000May 2010 | $2,2012025 | Amount on Record Nov 2009 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,206 sqft · 0.146 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,2802025 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,197 sqft · 0.146 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $280,000Dec 2014 | $4,3382025 | —Dec 2014 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,313 sqft · 0.146 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $285,000Jun 2014 | $4,4032025 | —Jun 2014 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 1,197 sqft · 0.146 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $240,000Jul 2014 | $3,8012025 | Amount on Record Jan 1995 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,422 sqft · 0.159 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $512,685Nov 2024 | $6,8052025 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 3 ba · 1,805 sqft · 1.25 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $340,000Jul 2008 | $5,4882025 | Amount on Record Mar 2008 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,604 sqft · 0.151 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $306,500Apr 2003 | $5,4602025 | —Dec 1994 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 2 ba · 1,457 sqft · 0.136 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $278,000Feb 2003 | $5,1362025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,197 sqft · 0.136 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $5652025 | —May 2014 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 1,344 sqft · 0.136 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $429,000Apr 2005 | $4,8432025 | Amount on Record Jun 2002 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2 ba · 1,449 sqft · 0.136 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $101,000Mar 2009 | $2,0302025 | Amount on Record Jan 2007 | 2 Names on Record | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,403 sqft · 0.164 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $375,000Jun 2017 | $5,3632025 | Amount on Record Feb 2004 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 2 ba · 1,531 sqft · 0.164 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $590,000Apr 2024 | $7,3032025 | Amount on Record Nov 2017 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,487 sqft · 0.155 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $125,500Nov 2011 | $2,3382025 | Amount on Record Jul 2011 | 2 Names on Record | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,253 sqft · 0.173 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $153,000Oct 2008 | $2,7002025 | Amount on Record Feb 2008 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,056 sqft · 0.185 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $119,000Jun 1997 | $3,0322025 | —Mar 2004 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 3 ba · 1,536 sqft · 0.187 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $130,000May 2000 | $6402025 | Amount on Record Sep 1997 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
6,375 sqft · Built 1976 · 0.374 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $600,000Jan 2018 | $4,6122025 | Amount on Record Dec 1994 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |