Zena is located in east Oklahoma. Zena has 3.52 square miles of land area and has no water area. As of 2010-2014, the total Zena population is 58, which has shrunk 52.85% 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%. Zena median household income is $43,333 in 2010-2014 and has grown by 246.66% since 2000. The income growth rate is much higher than the state average rate of 38.43% and is much higher than the national average rate of 27.36%. Zena median house value is $95,000 in 2010-2014 and has grown by 47.74% since 2000. The house value growth rate is lower than the state average rate of 62.66% 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 Zena is much better than the state average in quality.