Antioch is located in Contra Costa County, CA. The population is 105,495, making Antioch the 2nd largest city in Contra Costa County.
There are 27 public schools in Antioch with an average Homefacts rating of C+. The total crime rate for Antioch is high , and there are 199 registered sex offenders residing in the city. Unemployment in Antioch is very high and the median home sales price is $0. Detailed and up-to-date Antioch property reports are available for any property address.
Cities near Antioch include Brentwood, Oakley and Pittsburg.