Austell is located in northwest Georgia. Austell is between the Cobb, Douglas county. Austell has 5.97 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Austell population is 6,944, which has grown 29.58% since 2000. The population growth rate is much higher than the state average rate of 21.03% and is much higher than the national average rate of 11.61%. Austell median household income is $45,931 in 2010-2014 and has grown by 17.97% since 2000. The income growth rate is higher than the state average rate of 16.28% and is much lower than the national average rate of 27.36%. Austell median house value is $104,500 in 2010-2014 and has grown by 24.26% since 2000. The house value growth rate is lower than the state average rate of 33.09% and is much lower than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Austell is much better than the state average in quality. The Austell area codes are 678, 770.