Anthem, AZ has a population of 22,571 and is the 1,924th largest city in the United States. The population density is 2,853 per sq mi which is 4863% higher than the Arizona average and 3049% higher than the national average. The median age in Anthem is 41 which is approximately 10% higher than the Arizona average of 37. In Anthem, 68% of the population over 15 years of age are married, 92% speak English and 4% speak Spanish. 25% of Anthem residents were born in Arizona, 68% were born out of state, 1% were born outside of the United States and 5% were foreign born.