Gila Bend, AZ has a population of 1,952 and is the 11,167th largest city in the United States. The population density is 30 per sq mi which is 47% lower than the Arizona average and 67% lower than the national average. The median age in Gila Bend is 28 which is approximately 24% lower than the Arizona average of 37. In Gila Bend, 54% of the population over 15 years of age are married, 43% speak English and 54% speak Spanish. 54% of Gila Bend residents were born in Arizona, 19% were born out of state, 1% were born outside of the United States and 26% were foreign born.