A Gazetteer for the United States and Canada
Welcome to Antioch ...
The city of Antioch is located in Contra Costa County.
From the Census Estimates for 2017, Antioch has a population of 111,674 people<1> (see below for details).
Antioch was established in 1850 and was incorporated February 6, 1872.
The community of Antioch is 200 feet [61 m] above sea level.<2>.
Time Zone: Antioch lies in the Pacific Time Zone (PST/PDT) and observes daylight saving time
Antioch lies within the (925) area code.
The ZIP codes for Antioch: 94509, 94531<3>
Population Details ...
At the time of the 2010 Census, Antioch had a population of 102,372 people (or 9.76% of the total population of Contra Costa County). This makes Antioch the county's 3rd most populous community.
The population of Antioch represents 0.27% of the total population of California (which has 37,253,956 people), making it the state's 64th most populous community.
With a 2010 count of 102,372 people, the population of Antioch increased 13.08% from the 2000 Census (with a count of 90,532 people).
Taken from the 2017 Census Estimates, Antioch had an population of 111,674 people. This is an increase of 9.09% since the 2010 Census (or an increase of 23.35% since the 2000 Census).
More information can be found on the Census Page for Antioch.
Communities near Antioch ...
A sample of nearby communities can be found below.
Please note that when we give a distance, it's a 'straight-line' distance and not the distance if you are going to drive.<4>.
To learn more about neighboring communities and counties, please visit the Nearby Page for Antioch.
Communities Also Named Antioch ...
Using our Gazetteer, we have found that there are 95 communities that are also named Antioch - they are located in Alabama (7), Arkansas (6), Florida, Georgia (9), Illinois, Indiana (4), Kansas (2), Kentucky (5), Louisiana (3), Mississippi (7), Missouri (2), Nebraska, North Carolina (6), Ohio (2), Oklahoma (2), Ontario, South Carolina (6), Tennessee (13), Texas (11), Virginia (3) and West Virginia (3).
For more information, see our Tidbits & Trivia Page for Antioch.
See Our Genealogy Helper Page ...
We have a couple of sections for those tracing their genealogy.
These sections can be found on our Genealogy Helper Page for Antioch:
Websites for Antioch ...
Official Website: www.ci.antioch.ca.us/
TripAdvisor Tourism Pages for Antioch ...
Looking for more information about Antioch? A wonderful source is the TripAdvisor website. We always start with the TripAdvisor Tourism page, where you can read an overview with links that will help you find lodging, restaurants and attractions.
In addition to the Tourism page for Antioch, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Antioch.
Other Roadside Stops ...
Off-the-Road Links ...
The official website for Antioch: www.ci.antioch.ca.us/
The official website for Contra Costa County: www.co.contra-costa.ca.us/
The official website for State of California: https://www.ca.gov/
Please keep in mind that we can not guarantee the accuracy or timeliness of the information on this website, so use with care. We encourage you to double-check the information that is critical to you.
If you've found an error or have additional information that you would like to share, please don't hesitate to write. Click here to contact us.
This page was last modified: 17 Jan 2019