Grainola is located close to the center of Oklahoma. Grainola has 0.24 square miles of land area and has no water area. As of 2010-2014, the total Grainola population is 27, which has shrunk 12.90% since 2000. The population growth rate is much lower than the state average rate of 10.67% and is much lower than the national average rate of 11.61%. Grainola median household income is $18,750 in 2010-2014 and has has shrunk by 44.44% since 2000. The income growth rate is much lower than the state average rate of 38.43% and is much lower than the national average rate of 27.36%. Grainola median house value is $51,300 in 2010-2014 and has shrunk by -111.98% since 2000. The house value growth rate is much higher than the state average rate of 62.66% and is much 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 Grainola is close to the state average in quality.