Granville is located in northwest Iowa. Granville is between the Sioux, Cherokee, Obrien county. Granville has 0.29 square miles of land area and has no water area. As of 2010-2014, the total Granville population is 348, which has grown 7.08% since 2000. The population growth rate is higher than the state average rate of 5.19% and is lower than the national average rate of 11.61%. Granville median household income is $52,500 in 2010-2014 and has grown by 59.09% since 2000. The income growth rate is much higher than the state average rate of 33.56% and is much higher than the national average rate of 27.36%. Granville median house value is $83,500 in 2010-2014 and has grown by 59.66% since 2000. The house value growth rate is higher than the state average rate of 53.09% 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 Granville is much better than the state average in quality. The Granville area code is 712.