Surprise is located close to the center of Arizona. Surprise is part of Maricopa County. Surprise has 105.75 square miles of land area and 0.12 square miles of water area. As of 2010-2014, the total Surprise population is 121,648, which has grown 294.35% since 2000. The population growth rate is much higher than the state average rate of 27.89% and is much higher than the national average rate of 11.61%. Surprise median household income is $59,094 in 2010-2014 and has grown by 33.83% since 2000. The income growth rate is higher than the state average rate of 23.10% and is higher than the national average rate of 27.36%. Surprise median house value is $171,700 in 2010-2014 and has grown by 33.83% since 2000. The house value growth rate is about the same as the state average rate of 34.30% 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 Surprise is better than the state average in quality. The Surprise area code is 623.