ZIP CODE 94509 ANTIOCH CA

Sources: US Census Bureau, US Postal Service, GreatData.com - Apr, 2026


Antioch, CA
-

Contra Costa
37.992004  -121.812566
925
-8 / Y
69,934
4,757 (people/ sq. mi.)
$584,100 (chart below)
$86,196 (chart below)
$44,636
13%
ZIP Code 94509 Congressional District & Representatives

Gender

Race

Education


36
3
934
13
6
5775
-

Household Income

Home Values