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Welcome To KEY TO THE CITY's Page For
Contra Costa County, California

94509, 94531

Gateway to the Delta

Page Contents for Antioch, California

Statistics & Facts


History & History-related items

City Attractions


Chamber of Commerce.

Organizations, Churches, and Sports.


Statistics & Facts

The California state capital is Sacramento.
The population of Antioch is approximately 100,590 (2004), 102372 (2010).
The approximate number of families is 22,973 (1990), 32252 (2010).
The amount of land area in Antioch is 50.718 sq. kilometers.
The amount of land area in Antioch is 31.16 sq. miles.
The amount of surface water is 1.705 sq kilometers.
The distance from Antioch to Washington DC is 2541 miles.
The distance to the California state capital is 40 miles. (as the crow flies)
Antioch is positioned 37.98 degrees north of the equator and 121.79 degrees west of the prime meridian.
Antioch elevation is 25 feet above sea level.
Antioch average annual rainfall is 15.42 inches per year


at the juncture of the San Joaquin and Sacramento Rivers just east of Concord.
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History & History Related Items

Antioch was founded in 1849 by two brothers, William and Joseph Smith. In the past, Antioch had coal mines and asparagus canneries. The first bridge to Sherman Island was built in 1926.

Here is a history page for Antioch.
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The founding of Antioch



Contra Costa County Fair
1201 W 10th St
Antioch, CA 94509-1406
Phone: 925-757-4400

California Delta Chambers
1,000 miles of waterways
14900 W. Hwy 12, Suite C-2
Lodi, CA 95242

Antioch has many water-type activities including marinas, boatyards, yacht clubs and more. A public fishing pier is located in town with another near the Antioch Bridge. Among the annual activities in Antioch are the Rivertown Jamboree, July 4th fireworks and a lighted boat Christmas Parade.
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Antioch City Government

City of Antioch
P.O. Box 5007
Antioch, CA 94531-5007

Antioch Chamber

Antioch Chamber of Commerce
324 G Street
Antioch, CA 94509
Phone: (925) 757-1800
Fax: (925) 757-5286

Antioch Organizations

Antioch Chamber of Commerce
324 G Street
Antioch, CA 94509
Phone: (925) 757-1800
Fax: (925) 757-5286 Antioch


The population of Antioch was:
1970 - 28,060
1980 - 42,683
1990 - 62,125
1995 - 74,925
2000 - 91,800
2001 - 96,700
2004 - 100,590

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