Ottoville is located in west Ohio. Ottoville is part of Putnam County. Ottoville has 0.80 square miles of land area and 0.00 square miles of water area. As of 2010-2014, the total Ottoville population is 892, which has grown 2.18% since 2000. The population growth rate is about the same as the state average rate of 1.83% and is much lower than the national average rate of 11.61%. Ottoville median household income is $64,688 in 2010-2014 and has grown by 44.15% since 2000. The income growth rate is much higher than the state average rate of 19.27% and is much higher than the national average rate of 27.36%. Ottoville median house value is $143,500 in 2010-2014 and has grown by 56.49% since 2000. The house value growth rate is much higher than the state average rate of 24.98% 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 Ottoville is much better than the state average in quality. The Ottoville area code is 419.