Princeton is located in northeast Texas. Princeton is part of Collin County. Princeton has 7.40 square miles of land area and 0.06 square miles of water area. As of 2010-2014, the total Princeton population is 7,520, which has grown 116.28% since 2000. The population growth rate is much higher than the state average rate of 25.13% and is much higher than the national average rate of 11.61%. Princeton median household income is $43,681 in 2010-2014 and has grown by 13.19% since 2000. The income growth rate is much lower than the state average rate of 31.68% and is much lower than the national average rate of 27.36%. Princeton median house value is $121,800 in 2010-2014 and has grown by 80.44% since 2000. The house value growth rate is higher than the state average rate of 59.27% 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 Princeton is better than the state average in quality. The Princeton area codes are 469, 972.