Peninsula is located in northeast Ohio. Peninsula is part of Summit County. Peninsula has 4.67 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Peninsula population is 595, which has shrunk 1.16% since 2000. The population growth rate is lower than the state average rate of 1.83% and is much lower than the national average rate of 11.61%. Peninsula median household income is $86,250 in 2010-2014 and has grown by 34.34% since 2000. The income growth rate is much higher than the state average rate of 19.27% and is higher than the national average rate of 27.36%. Peninsula median house value is $225,000 in 2010-2014 and has grown by 24.10% since 2000. The house value growth rate is about the same as the state average rate of 24.98% and is much lower 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 Peninsula is better than the state average in quality. The Peninsula area code is 330.