Duarte is located in south California. Duarte is part of Los Angeles County. Duarte has 6.69 square miles of land area and has no water area. As of 2010-2014, the total Duarte population is 21,676, which has grown 0.88% since 2000. The population growth rate is much lower than the state average rate of 12.39% and is much lower than the national average rate of 11.61%. Duarte median household income is $62,186 in 2010-2014 and has grown by 22.55% since 2000. The income growth rate is lower than the state average rate of 29.47% and is lower than the national average rate of 27.36%. Duarte median house value is $364,500 in 2010-2014 and has grown by 110.09% since 2000. The house value growth rate is higher than the state average rate of 75.60% 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 Duarte is close to the state average in quality. The Duarte area code is 626.