Hilo is located close to the center of Hawaii. Hilo is part of Hawaii County. Hilo has 53.39 square miles of land area and 4.90 square miles of water area. As of 2010-2014, the total Hilo population is 44,549, which has grown 9.30% since 2000. The population growth rate is much lower than the state average rate of 14.95% and is lower than the national average rate of 11.61%. Hilo median household income is $52,563 in 2010-2014 and has grown by 34.30% since 2000. The income growth rate is lower than the state average rate of 36.89% and is higher than the national average rate of 27.36%. Hilo median house value is $301,300 in 2010-2014 and has grown by 95.90% since 2000. The house value growth rate is higher than the state average rate of 85.00% and is much 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 Hilo is much better than the state average in quality. The Hilo area code is 808.