Newington is located in northeast Virginia. Newington is part of Fairfax County. Newington has 4.55 square miles of land area and 0.04 square miles of water area. As of 2010-2014, the total Newington population is 13,804, which has shrunk 30.23% since 2000. The population growth rate is much lower than the state average rate of 15.63% and is much lower than the national average rate of 11.61%. Newington median household income is $133,456 in 2010-2014 and has grown by 62.18% since 2000. The income growth rate is much higher than the state average rate of 38.81% and is much higher than the national average rate of 27.36%. Newington median house value is $411,400 in 2010-2014 and has grown by 112.50% since 2000. The house value growth rate is higher than the state average rate of 94.18% 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 Newington is much better than the state average in quality. The Newington area code is 703.