Youngtown, AZ has a population of 6,563 and is the 5,423rd largest city in the United States. The population density is 4,414 per sq mi which is 7577% higher than the Arizona average and 4772% higher than the national average. The median age in Youngtown is 34 which is approximately 8% lower than the Arizona average of 37. In Youngtown, 47% of the population over 15 years of age are married, 83% speak English and 12% speak Spanish. 41% of Youngtown residents were born in Arizona, 47% were born out of state, 2% were born outside of the United States and 10% were foreign born.