Buffalo is located in east Iowa. Buffalo is part of Scott County. Buffalo has 6.45 square miles of land area and 0.04 square miles of water area. As of 2010-2014, the total Buffalo population is 1,120, which has shrunk 15.22% since 2000. The population growth rate is much lower than the state average rate of 5.19% and is much lower than the national average rate of 11.61%. Buffalo median household income is $42,750 in 2010-2014 and has has shrunk by 3.39% since 2000. The income growth rate is much lower than the state average rate of 33.56% and is much lower than the national average rate of 27.36%. Buffalo median house value is $109,500 in 2010-2014 and has shrunk by -47.77% since 2000. The house value growth rate is lower than the state average rate of 53.09% and is about the same as 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 Buffalo is much better than the state average in quality. The Buffalo area code is 563.