Knightdale is located close to the center of North Carolina. Knightdale is part of Wake County. Knightdale has 6.21 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Knightdale population is 12,692, which has grown 113.02% 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%. Knightdale median household income is $72,591 in 2010-2014 and has grown by 29.58% since 2000. The income growth rate is much higher than the state average rate of 19.16% and is higher than the national average rate of 27.36%. Knightdale median house value is $169,500 in 2010-2014 and has grown by 27.83% since 2000. The house value growth rate is much lower than the state average rate of 41.83% and is much 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 Knightdale is better than the state average in quality. The Knightdale area code is 919.