The following is a exerpt from the government website along with a link to get there. 

Austell has the friendly, relaxed atmosphere of a small southern town.  Strategically located in southwest Cobb County, Austell is eighteen miles away from Atlanta, ten miles from Marietta and only minutes away from Atlanta's Hartsfield-Jackson International Airport ... gateway to the world.

http://www.austell.org/ [click here to go to the official website]

I just edited this entry for consistency in titling the links to government websites that make up Cobb County.