Gary Ave, Antioch, CA Property Records

Contra Costa County property records for 25 addresses on Gary Ave, Antioch, CA · Last verified August 2026

Gary Ave Highlights

Properties 25
Median Sale Price $500,000
Deeds and Mortgages on File 39
Median Price per Sqft $425
Owner Occupied 80%
Median Annual Tax Bill $2,974
Median Year Built 1952
Median Ownership Tenure 11 years

Properties on Gary Ave

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

500 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.169 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1995 $1,1692025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

501 Gary Ave

4 bd · 2 ba · 1,417 sqft · 0.134 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,7002025 —Nov 1999 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

504 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.156 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,2442025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

505 Gary Ave

4 bd · 2 ba · 1,601 sqft · 0.134 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$560,000Dec 2024 $6,8382025 Amount on Record Oct 2024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

508 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.176 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$215,000Feb 2015 $3,4662025 Amount on Record Oct 2008 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

509 Gary Ave

3 bd · 2 ba · 1,642 sqft · 0.134 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$147,500Apr 2010 $2,7052025 Amount on Record Jun 2009 1 Name on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

512 Gary Ave

3 bd · 1 ba · 1,691 sqft · 0.165 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,4592025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

513 Gary Ave

3 bd · 1 ba · 1,049 sqft · 0.175 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$85,000Sep 1988 $1,1472025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

516 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$115,000Nov 2011 $2,1922025 —Nov 2011 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

517 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.134 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,1692025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

520 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$236,000Jun 2002 $4,9422025 —Aug 2018 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

521 Gary Ave

3 bd · 2 ba · 1,256 sqft · 0.134 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$430,000Mar 2005 $6,5252025 Amount on Record Aug 2002 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

600 Gary Ave

5 bd · 2 ba · 2,182 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,8262025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

601 Gary Ave

3 bd · 1 ba · 1,093 sqft · 0.134 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,3062025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

604 Gary Ave

4 bd · 1 ba · 1,633 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$221,500Jun 2021 $2,3472025 —Oct 2000 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

605 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.134 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$490,000Jun 2024 $6,1652025 Amount on Record Feb 2010 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

608 Gary Ave

4 bd · 2 ba · 1,277 sqft · 0.179 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$580,000Jul 2022 $7,2762025 Amount on Record Oct 2011 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

609 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.134 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$360,000Nov 2018 $5,0672025 —Nov 2018 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

612 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$500,000Jan 2022 $6,5102025 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

613 Gary Ave

3 bd · 1 ba · 1,081 sqft · 0.123 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$430,000Apr 2021 $5,7032025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

616 Gary Ave

4 bd · 2 ba · 1,365 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$581,000Dec 2023 $7,2032025 —Dec 2023 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

620 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$171,000Feb 2014 $2,9202025 Amount on Record May 2008 2 Names on Record AssessorUpdated Jul 2026

700 Gary Ave

3 bd · 2 ba · 1,395 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$108,000Oct 1995 $2,9742025 —Oct 1995 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

704 Gary Ave

3 bd · 1 ba · 1,021 sqft · 0.179 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 1990 $1,1692025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

800 Gary Ave

15.2 acres

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

Property Records in Nearby Streets