Olean is located close to the center of Missouri. Olean is between the Miller, Moniteau county. Olean has 0.17 square miles of land area and has no water area. As of 2010-2014, the total Olean population is 119, which has shrunk 24.20% since 2000. The population growth rate is much lower than the state average rate of 7.74% and is much lower than the national average rate of 11.61%. Olean median household income is $28,000 in 2010-2014 and has grown by 52.73% since 2000. The income growth rate is much higher than the state average rate of 25.91% and is much higher than the national average rate of 27.36%. Olean median house value is $76,400 in 2010-2014 and has grown by 69.78% since 2000. The house value growth rate is higher than the state average rate of 52.06% 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 Olean is worse than the state average in quality. The Olean area code is 573.