Sebastian is located in east Florida. Sebastian is between the Indian River, Brevard county. Sebastian has 13.66 square miles of land area and 0.90 square miles of water area. As of 2010-2014, the total Sebastian population is 22,485, which has grown 38.96% since 2000. The population growth rate is much higher than the state average rate of 21.14% and is much higher than the national average rate of 11.61%. Sebastian median household income is $42,591 in 2010-2014 and has grown by 8.30% since 2000. The income growth rate is much lower than the state average rate of 21.62% and is much lower than the national average rate of 27.36%. Sebastian median house value is $141,200 in 2010-2014 and has grown by 50.05% since 2000. The house value growth rate is about the same as the state average rate of 48.06% 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 Sebastian is better than the state average in quality. The Sebastian area codes are 321, 772.