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 Risk to HomesNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets