Monroe is located close to the center of North Carolina. Monroe is part of Union County. Monroe has 29.76 square miles of land area and 0.63 square miles of water area. As of 2010-2014, the total Monroe population is 33,588, which has grown 28.06% since 2000. The population growth rate is much higher than the state average rate of 21.13% and is much higher than the national average rate of 11.61%. Monroe median household income is $43,328 in 2010-2014 and has grown by 7.10% since 2000. The income growth rate is much lower than the state average rate of 19.16% and is much lower than the national average rate of 27.36%. Monroe median house value is $142,500 in 2010-2014 and has grown by 35.84% since 2000. The house value growth rate is lower than the state average rate of 41.83% and is 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 Monroe is better than the state average in quality. The Monroe area codes are 704, 980.