Goodlettsville is located close to the center of Tennessee. Goodlettsville is between the Davidson, Robertson, Sumner county. Goodlettsville has 14.15 square miles of land area and 0.17 square miles of water area. As of 2010-2014, the total Goodlettsville population is 16,466, which has grown 19.49% 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%. Goodlettsville median household income is $52,648 in 2010-2014 and has grown by 15.23% since 2000. The income growth rate is lower than the state average rate of 22.72% and is much lower than the national average rate of 27.36%. Goodlettsville median house value is $181,500 in 2010-2014 and has grown by 44.39% since 2000. The house value growth rate is lower than the state average rate of 50.43% and is 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 Goodlettsville is much better than the state average in quality. The Goodlettsville area code is 615.