Ridgetop is located close to the center of Tennessee. Ridgetop is part of Robertson County. Ridgetop has 2.89 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Ridgetop population is 2,353, which has grown 117.27% since 2000. The population growth rate is much higher than the state average rate of 13.40% and is much higher than the national average rate of 11.61%. Ridgetop median household income is $63,750 in 2010-2014 and has grown by 21.70% since 2000. The income growth rate is about the same as the state average rate of 22.72% and is lower than the national average rate of 27.36%. Ridgetop median house value is $168,600 in 2010-2014 and has grown by 52.86% since 2000. The house value growth rate is about the same as the state average rate of 50.43% and is higher 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 Ridgetop is much better than the state average in quality. The Ridgetop area code is 615.