Harrisburg is located in northeast Arkansas. Harrisburg is part of Poinsett County. Harrisburg has 2.03 square miles of land area and has no water area. As of 2010-2014, the total Harrisburg population is 2,440, which has grown 11.31% since 2000. The population growth rate is higher than the state average rate of 10.24% and is about the same as the national average rate of 11.61%. Harrisburg median household income is $25,625 in 2010-2014 and has grown by 12.09% since 2000. The income growth rate is much lower than the state average rate of 28.22% and is much lower than the national average rate of 27.36%. Harrisburg median house value is $73,800 in 2010-2014 and has grown by 71.63% since 2000. The house value growth rate is higher than the state average rate of 49.31% 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 Harrisburg is close to the state average in quality. The Harrisburg area code is 870.