Litchfield Park, AZ has a population of 5,449 and is the 6,103rd largest city in the United States. The population density is 1,657 per sq mi which is 2782% higher than the Arizona average and 1729% higher than the national average. The median age in Litchfield Park is 48 which is approximately 29% higher than the Arizona average of 37. In Litchfield Park, 70% of the population over 15 years of age are married, 91% speak English and 5% speak Spanish. 31% of Litchfield Park residents were born in Arizona, 60% were born out of state, 1% were born outside of the United States and 8% were foreign born.