Chandler, AZ has a population of 242,131 and is the 85th largest city in the United States. The population density is 3,727 per sq mi which is 6383% higher than the Arizona average and 4013% higher than the national average. The median age in Chandler is 35 which is approximately 6% lower than the Arizona average of 37. In Chandler, 56% of the population over 15 years of age are married, 77% speak English and 13% speak Spanish. 36% of Chandler residents were born in Arizona, 48% were born out of state, 2% were born outside of the United States and 15% were foreign born.