Riverdale is located in northwest Georgia. Riverdale is between the Clayton, Fulton county. Riverdale has 4.53 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Riverdale population is 15,496, which has grown 24.19% since 2000. The population growth rate is higher than the state average rate of 21.03% and is much higher than the national average rate of 11.61%. Riverdale median household income is $34,354 in 2010-2014 and has has shrunk by 13.09% since 2000. The income growth rate is much lower than the state average rate of 16.28% and is much lower than the national average rate of 27.36%. Riverdale median house value is $87,500 in 2010-2014 and has shrunk by 3.31% since 2000. The house value growth rate is much 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 Riverdale is worse than the state average in quality. The Riverdale area code is 770.