12th St, Richmond, CA Property Records

Contra Costa County property records for 67 addresses on 12th St, Richmond, CA · Last verified August 2026

12th St Highlights

Properties 67
Median Sale Price $440,000
Deeds and Mortgages on File 94
Median Price per Sqft $412
Owner Occupied 63%
Median Annual Tax Bill $5,628
Median Year Built 1925
Median Ownership Tenure 14 years

Properties on 12th St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

10 12th St

2 bd · 1 ba · 902 sqft · 0.083 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,2832025 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

11 12th St

2 bd · 1.5 ba · 991 sqft · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$195,000Jun 2015 $5,8032025 Amount on Record Aug 2014 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

15 12th St

4 bd · 2 ba · 1,698 sqft · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7682025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

16 12th St

3,138 sqft · Built 1912 · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$65,000Jun 1997 $6,3222025 —Nov 1994 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

21 12th St

2 bd · 1 ba · 1,142 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,2182025 —Aug 1996 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

25 12th St

2 bd · 2 ba · 1,140 sqft · 0.064 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,5092025 —Aug 1996 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

26 12th St

2 bd · 1 ba · 993 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$425,000Jul 2024 $7,5402025 —Jul 2024 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

38 12th St

2 bd · 1 ba · 1,384 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,8812025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

100 12th St

1 bd · 1 ba · 600 sqft · 0.032 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$403,000Jan 2019 $4,6602025 Amount on Record Dec 2016 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

102 12th St

1 bd · 1 ba · 600 sqft · 0.032 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$105,000Jan 2010 $4,6602025 —Dec 2011 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

118 12th St

2 bd · 1 ba · 833 sqft · 0.064 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$528,000May 2021 $8,5972025 Amount on Record Dec 2010 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

123 12th St

4 bd · 3 ba · 2,756 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$134,000Dec 1990 $5,0562025 2 Names on Record AssessorUpdated Jul 2026

125 12th St

3,576 sqft · Built 1928 · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$980,000Jul 2026 $8,6602025 Amount on Record Nov 2011 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

126 12th St

2 bd · 1 ba · 1,233 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$125,000Mar 2011 $3,7852025 Amount on Record Nov 2003 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

136 12th St

3 bd · 1 ba · 1,570 sqft · 0.129 acres

Last Sale Tax Bill Prior Sale Owner Records
$274,000Oct 2002 $7,1802025 Amount on Record Jun 2002 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

137 12th St

5 bd · 3 ba · 2,086 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$220,000May 2018 $8,8802025 Amount on Record May 2012 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

142 12th St

3 bd · 2 ba · 925 sqft · 0.064 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$440,000Aug 2024 $7,6492025 Amount on Record Feb 2009 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

146 12th St

3 bd · 2 ba · 1,084 sqft · 0.064 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$47,000Mar 2014 $3,5762025 Amount on Record Jan 2010 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

150 12th St

3 bd · 2 ba · 1,110 sqft · 0.064 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$140,000Nov 2012 $6,7782025 Amount on Record Mar 2012 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

156 12th St

3 bd · 2 ba · 2,112 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$620,000Apr 2021 $12,0542025 2 Names on Record Owner Occupied Assessor + 8 DocumentsUpdated Jul 2026

162 12th St

4 bd · 1 ba · 1,323 sqft · 0.064 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$230,600Feb 2016 $5,4052025 —Dec 1993 1 Name on Record AssessorUpdated Jul 2026

164 12th St

3 bd · 2.5 ba · 1,571 sqft · 0.043 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$210,000May 2008 $7,7092025 Amount on Record Apr 2007 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

333 12th St

55,000 sqft · 0.683 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Jul 2026

525 12th St

2 bd · 1 ba · 1,316 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$147,000Mar 2020 $4,1922025 —Sep 2016 2 Names on Record Owner Occupied Assessor + 8 DocumentsUpdated Jul 2026

530 12th St

2 bd · 1 ba · 1,216 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$93,000Mar 2000 $3,5382025 —Mar 2000 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

531 12th St

2 bd · 1 ba · 997 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$395,000May 2019 $8,4902025 Amount on Record Jan 2001 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

534 12th St

4 bd · 1.5 ba · 2,313 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,1792025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

539 12th St

1 bd · 1 ba · 669 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$67,000Sep 1991 $3,1502025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

540 12th St

3 bd · 1 ba · 2,053 sqft · 0.156 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$625,000Mar 2023 $10,8242025 Amount on Record Jan 2022 2 Names on Record Assessor + 3 DocumentsUpdated Jul 2026

550 12th St

2 bd · 1 ba · 1,022 sqft · 0.094 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$95,000Sep 2009 $3,1352025 Amount on Record Jun 2009 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

551 12th St

4 bd · 2 ba · 2,154 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$168,500Aug 2011 $5,5572025 Amount on Record May 2011 2 Names on Record AssessorUpdated Jul 2026

558 12th St

4 bd · 2 ba · 1,477 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$89,000Mar 2012 $7,4562025 Amount on Record Feb 2001 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

561 12th St

3 bd · 1 ba · 1,119 sqft · 0.099 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2007 $7,6632025 —Jun 2016 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

567 12th St

4 bd · 1 ba · 1,906 sqft · 0.116 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 2011 $7,5392025 Amount on Record Feb 2007 1 Name on Record AssessorUpdated Jul 2026

579 12th St

3 bd · 2 ba · 905 sqft · 0.088 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$135,000Oct 2011 $3,0392025 —Jan 2009 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

600 12th St

2 bd · 1 ba · 1,014 sqft · 0.08 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$460,000Aug 2021 $8,5542025 —Oct 2019 2 Names on Record Owner Occupied Assessor + 8 DocumentsUpdated Jul 2026

608 12th St

2 bd · 1 ba · 971 sqft · 0.08 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$240,000Nov 2015 $5,4322025 —Feb 2014 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

609 12th St

2 bd · 1 ba · 1,237 sqft · 0.07 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$75,000Jan 2021 $3,7272025 Amount on Record Mar 2013 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

612 12th St

3 bd · 1 ba · 1,168 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$251,000Dec 2015 $5,7282025 Amount on Record Apr 2014 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

613 12th St

4 bd · 2 ba · 1,636 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$97,000Jan 1991 $4,8742025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

614 12th St

2 bd · 1 ba · 1,078 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$37,000Jan 2009 $2,1712025 Amount on Record Oct 2007 2 Names on Record AssessorUpdated Jul 2026

617 12th St

3 bd · 2 ba · 1,431 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,5302025 1 Name on Record Assessor + 4 DocumentsUpdated Jul 2026

618 12th St

2 bd · 1 ba · 1,218 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,5122025 —Jul 2003 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

620 12th St

2 bd · 1 ba · 1,217 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$100,000Dec 2012 $3,1572025 Amount on Record Apr 2004 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

621 12th St

3 bd · 1 ba · 1,045 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$153,000Oct 2000 $8,0422025 —Jan 2005 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

622 12th St

3,924 sqft · Built 1922 · 0.122 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$599,000Jul 2016 $14,7562025 Amount on Record Mar 2009 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

625 12th St

3 bd · 1 ba · 1,045 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$95,000Jun 2010 $9,2142025 Amount on Record Mar 2010 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

628 12th St

2 bd · 2 ba · 952 sqft · 0.061 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$73,500Aug 2010 $2,8252025 Amount on Record Feb 2010 2 Names on Record AssessorUpdated Jul 2026

629 12th St

3 bd · 1 ba · 1,045 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,0292025 —Nov 2000 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

630 12th St

3 bd · 1 ba · 1,110 sqft · 0.076 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$55,000Nov 2009 $3,3782025 Amount on Record Jun 2009 1 Name on Record AssessorUpdated Jul 2026

634 12th St

2 bd · 1 ba · 1,001 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2000 $1,9722025 1 Name on Record AssessorUpdated Jul 2026

635 12th St

2 bd · 2 ba · 1,030 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$415,000Jun 2019 $7,9832025 Amount on Record Feb 2013 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

638 12th St

2 bd · 1 ba · 1,001 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$412,500Oct 2023 $7,4802025 Amount on Record Jul 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

639 12th St

2 bd · 1 ba · 813 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$77,000Mar 2013 $2,8242025 Amount on Record Nov 1993 1 Name on Record AssessorUpdated Jul 2026

641 12th St

3 bd · 2 ba · 946 sqft · 0.068 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$187,000Jun 2001 $5,3962025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

642 12th St

5 bd · 3 ba · 1,713 sqft · 0.101 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$62,500Apr 2022 $6,0022025 Amount on Record Jun 2013 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

645 12th St

4 bd · 1.5 ba · 1,523 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$235,000Jan 2014 $5,6282025 Amount on Record Aug 2013 1 Name on Record AssessorUpdated Jul 2026

646 12th St

5 bd · 3 ba · 1,748 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$175,000Jul 2009 $4,7582025 Amount on Record Feb 2009 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

647 12th St

3 bd · 2 ba · 1,947 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$365,000Sep 2016 $7,5892025 —Aug 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

650 12th St

5 bd · 3 ba · 1,748 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$138,000May 1995 $4,7422025 Amount on Record Dec 1993 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

651 12th St

2 bd · 1 ba · 752 sqft · 0.099 acres

Last Sale Tax Bill Prior Sale Owner Records
$100,000Dec 2009 $3,3072025 Amount on Record Mar 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

654 12th St

5 bd · 3 ba · 1,748 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000Sep 2010 $6,0012025 Amount on Record Sep 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

657 12th St

2 bd · 1 ba · 752 sqft · 0.046 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$345,000Sep 2020 $6,7882025 Amount on Record Jun 2009 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

658 12th St

5 bd · 3 ba · 1,748 sqft · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$345,000Dec 2004 $8,5582025 —Apr 2003 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

660 12th St

4 bd · 3 ba · 1,748 sqft · 0.204 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000May 2001 $6,9062025 —May 2001 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

720 12th St, #727

1,038 sqft · Built 1951 · 0.53 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Apr 2017 $25,8552025 Amount on Record Apr 2003 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

2937 12th St

2,709 sqft · Built 1911 · 0.128 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$200,000Jun 2001 $7,9742025 —May 2001 1 Name on Record AssessorUpdated Aug 2026

Wildfire Risk on 12th St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets