Contra Costa Ave, Berkeley, CA Property Records

Alameda County property records for 73 addresses on Contra Costa Ave, Berkeley, CA · Last verified August 2026

Contra Costa Ave Highlights

Properties 73
Median Sale Price $2,175,000
Deeds and Mortgages on File 102
Median Price per Sqft $947
Owner Occupied 93%
Median Annual Tax Bill $14,651
Median Year Built 1924
Median Ownership Tenure 14 years

Properties on Contra Costa Ave

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

712 Contra Costa Ave

4 bd · 3 ba · 2,391 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,875,000Jul 2018 $33,0482025 Amount on Record Aug 2014 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

718 Contra Costa Ave

4 bd · 3 ba · 2,494 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$10,2032025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

721 Contra Costa Ave

3 bd · 2 ba · 1,800 sqft · 0.098 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,4642025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

727 Contra Costa Ave

3 bd · 1.5 ba · 2,544 sqft · 0.1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$415,000Aug 1989 $16,6102025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

733 Contra Costa Ave

5 bd · 3 ba · 2,562 sqft · 0.09 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$510,000Oct 1997 $14,5272025 —Jul 2017 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Oct 2025

734 Contra Costa Ave

2 bd · 2 ba · 1,900 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$800,000Aug 2009 $17,1112025 3 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

737 Contra Costa Ave

4 bd · 2 ba · 1,924 sqft · 0.131 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,301,000Feb 2016 $24,2572025 —Jun 2004 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

744 Contra Costa Ave

6 bd · 2 ba · 2,348 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,700,000Jul 2022 $39,4582025 Amount on Record Mar 2020 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2025

745 Contra Costa Ave

4 bd · 2 ba · 2,228 sqft · 0.115 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,725,000Aug 2017 $29,7642025 3 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

749 Contra Costa Ave

3 bd · 3 ba · 1,787 sqft · 0.088 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$200,000Mar 1994 $13,5972025 —Nov 2014 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

752 Contra Costa Ave

4 bd · 3 ba · 2,503 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,620,000Feb 2017 $26,2422024 Amount on Record Sep 2014 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

753 Contra Costa Ave

6 bd · 2 ba · 2,806 sqft · 0.144 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,400,000May 2021 $38,3662025 —May 2017 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2025

758 Contra Costa Ave

3 bd · 3 ba · 2,377 sqft · 0.154 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,9782025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

763 Contra Costa Ave

5 bd · 3 ba · 3,980 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$12,2132025 —May 2017 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

764 Contra Costa Ave

3 bd · 2 ba · 2,045 sqft · 0.141 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,140,000Nov 2006 $22,8542025 —Oct 2009 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

768 Contra Costa Ave

2,795 sqft · Built 1926 · 0.141 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$12,6102025 —Dec 2011 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

772 Contra Costa Ave

5 bd · 2 ba · 2,684 sqft · 0.148 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,758,000Jun 2014 $33,1322025 3 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

773 Contra Costa Ave

6 bd · 4 ba · 3,995 sqft · 0.14 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,440,000Jun 2018 $43,2032025 Amount on Record Sep 2015 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2025

778 Contra Costa Ave

5 bd · 4 ba · 3,500 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,575,000Dec 2015 $45,0232025 —Oct 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

782 Contra Costa Ave

4 bd · 4 ba · 2,791 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,1302025 —Jun 2020 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

783 Contra Costa Ave

4 bd · 2.5 ba · 2,858 sqft · 0.125 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,4212025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

786 Contra Costa Ave

5 bd · 3.5 ba · 2,659 sqft · 0.127 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$488,000Jun 1989 $19,0672025 —Nov 2014 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

791 Contra Costa Ave

3 bd · 3 ba · 1,926 sqft · 0.136 acres

Last Sale Tax Bill Prior Sale Owner Records
$937,000Nov 2015 $19,7862025 —Mar 2017 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2025

799 Contra Costa Ave

3 bd · 2 ba · 2,294 sqft · 0.142 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,9342025 —Oct 2011 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

800 Contra Costa Ave

6 bd · 3 ba · 2,561 sqft · 0.148 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$14,5042025 —Jun 2015 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

801 Contra Costa Ave

3 bd · 2 ba · 1,393 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,203,000Aug 2023 $20,3132025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

802 Contra Costa Ave

5 bd · 3 ba · 3,512 sqft · 0.144 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$14,6512025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

805 Contra Costa Ave

4 bd · 1 ba · 1,828 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$722,000Apr 2003 $17,8072025 —Jun 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

806 Contra Costa Ave

5 bd · 3.5 ba · 2,458 sqft · 0.148 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,000,000Apr 2025 $22,7032024 Amount on Record May 2010 2 Names on Record Assessor + 2 DocumentsUpdated Apr 2026

807 Contra Costa Ave

4 bd · 2 ba · 2,006 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2011 $14,4312025 —Aug 2010 1 Name on Record AssessorUpdated Aug 2026

810 Contra Costa Ave

4 bd · 2 ba · 2,564 sqft · 0.144 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$900,000Jul 2003 $24,0032025 —Feb 2015 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

811 Contra Costa Ave

3 bd · 2 ba · 2,076 sqft · 0.141 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$454,000Jun 1999 $13,6842025 —Oct 2010 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

815 Contra Costa Ave

4 bd · 2.5 ba · 2,935 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,1822025 —Sep 2004 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

816 Contra Costa Ave

3,588 sqft · Built 1916 · 0.147 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Dec 1997 $18,6602025 —Apr 2019 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

820 Contra Costa Ave

3 bd · 3 ba · 1,736 sqft · 0.131 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$12,2792025 Amount on Record Dec 2011 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

825 Contra Costa Ave

5 bd · 3 ba · 3,365 sqft · 0.164 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$10,9512025 —Sep 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

828 Contra Costa Ave

4 bd · 3 ba · 3,768 sqft · 0.358 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,365,000Jun 2011 $58,0052025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

835 Contra Costa Ave

4 bd · 2 ba · 2,480 sqft · 0.75 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$11,9832025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

836 Contra Costa Ave

5 bd · 3 ba · 2,730 sqft · 0.183 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$515,000Jun 1991 $19,0692025 —Jul 2015 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

840 Contra Costa Ave

7 bd · 3.5 ba · 4,141 sqft · 0.133 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,306,000May 2005 $28,0172024 Amount on Record Jul 2004 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

841 Contra Costa Ave

2 bd · 2 ba · 1,840 sqft · 0.194 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,050,000Apr 2022 $27,0552025 Amount on Record May 2011 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

844 Contra Costa Ave

3 bd · 1.5 ba · 2,043 sqft · 0.13 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,775,000Apr 2021 $30,9352025 Amount on Record Sep 2011 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

845 Contra Costa Ave

3 bd · 4 ba · 3,189 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,450,000Oct 2012 $31,4102025 —May 2021 3 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Oct 2025

848 Contra Costa Ave

4 bd · 1.5 ba · 2,441 sqft · 0.126 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$12,9772025 —Jan 2012 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

849 Contra Costa Ave

4 bd · 2 ba · 1,969 sqft · 0.121 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,4272025 —Jul 1997 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

852 Contra Costa Ave

3 bd · 1.5 ba · 2,086 sqft · 0.124 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,7012025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

853 Contra Costa Ave

4 bd · 2 ba · 2,301 sqft · 0.121 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$900,000Jul 2012 $19,5372025 3 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

856 Contra Costa Ave

4 bd · 2.5 ba · 2,630 sqft · 0.118 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,7102025 —Oct 2021 1 Name on Record Owner Occupied Assessor + 6 DocumentsUpdated Aug 2026

857 Contra Costa Ave

3 bd · 4 ba · 2,613 sqft · 0.12 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$760,000Sep 2000 $22,9322025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

859 Contra Costa Ave

4 bd · 2 ba · 2,204 sqft · 0.122 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$329,000Feb 1999 $13,1332025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

860 Contra Costa Ave

3 bd · 2 ba · 2,102 sqft · 0.112 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,5562025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

861 Contra Costa Ave

3 bd · 4 ba · 2,295 sqft · 0.122 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,175,000Feb 2024 $34,0132025 —Apr 2013 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2025

862 Contra Costa Ave

5 bd · 2 ba · 2,654 sqft · 0.112 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,075,000Aug 2002 $26,8732025 —Aug 2002 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

865 Contra Costa Ave

5 bd · 2 ba · 2,702 sqft · 0.12 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,150,000Apr 2022 $36,7802025 —Sep 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

868 Contra Costa Ave

5 bd · 3 ba · 2,877 sqft · 0.103 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,641,000Jul 2013 $32,0262025 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

869 Contra Costa Ave

6 bd · 3 ba · 2,916 sqft · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$10,9452025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

871 Contra Costa Ave

4 bd · 2.5 ba · 1,969 sqft · 0.12 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,0672025 —Jul 1998 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

874 Contra Costa Ave

4 bd · 1.5 ba · 2,549 sqft · 0.115 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$22,1832025 1 Name on Record AssessorUpdated Aug 2026

876 Contra Costa Ave

4 bd · 1.5 ba · 2,640 sqft · 0.115 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$11,6892025 1 Name on Record AssessorUpdated Aug 2026

881 Contra Costa Ave

2 bd · 1 ba · 1,290 sqft · 0.124 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,6992025 —Apr 2022 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

885 Contra Costa Ave

3 bd · 2 ba · 1,656 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$580,000Oct 2001 $15,9562025 —Feb 2002 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

898 Contra Costa Ave

2 bd · 2 ba · 2,281 sqft · 0.108 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,630,000Jun 2023 $27,7702025 Amount on Record Feb 1997 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

900 Contra Costa Ave

5 bd · 3 ba · 2,899 sqft · 0.127 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$925,000May 2004 $21,0192025 —Dec 2021 1 Name on Record Owner Occupied Assessor + 7 DocumentsUpdated Aug 2026

901 Contra Costa Ave

3 bd · 1.5 ba · 2,043 sqft · 0.138 acres

Last Sale Tax Bill Prior Sale Owner Records
$285,000Apr 1996 $11,5872025 —Mar 1996 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

905 Contra Costa Ave

3 bd · 3 ba · 2,516 sqft · 0.128 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,0192025 —Aug 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

906 Contra Costa Ave

3 bd · 2 ba · 1,840 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,250,000Nov 2023 $11,4442025 —Jul 2023 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

909 Contra Costa Ave

2 bd · 1 ba · 1,531 sqft · 0.127 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,9602025 —Mar 1998 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

910 Contra Costa Ave

4 bd · 3 ba · 3,078 sqft · 0.097 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,278,000Sep 2013 $25,5412025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

915 Contra Costa Ave

4 bd · 3 ba · 2,127 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,7142025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

917 Contra Costa Ave

3 bd · 3 ba · 2,286 sqft · 0.125 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$11,8052025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

921 Contra Costa Ave

3 bd · 1 ba · 1,581 sqft · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2000 $7,0282025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

929 Contra Costa Ave

3 bd · 2 ba · 2,038 sqft · 0.251 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$14,5522025 —Jun 1995 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

939 Contra Costa Ave

3 bd · 1.5 ba · 1,807 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,7742025 —Jun 2014 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

Property Records in Nearby Streets