Biddeford is located in southwest Maine. Biddeford is part of York County. Biddeford has 30.09 square miles of land area and 28.99 square miles of water area. As of 2010-2014, the total Biddeford population is 21,303, which has grown 1.72% since 2000. The population growth rate is lower than the state average rate of 4.21% and is much lower than the national average rate of 11.61%. Biddeford median household income is $45,729 in 2010-2014 and has grown by 30.74% since 2000. The income growth rate is about the same as the state average rate of 31.05% and is higher than the national average rate of 27.36%. Biddeford median house value is $214,600 in 2010-2014 and has grown by 84.84% since 2000. The house value growth rate is higher than the state average rate of 75.89% 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 Biddeford is worse than the state average in quality. The Biddeford area code is 207.