Prescott, AZ has a population of 41,090 and is the 1,000th largest city in the United States. The population density is 915 per sq mi which is 1491% higher than the Arizona average and 910% higher than the national average. The median age in Prescott is 56 which is approximately 51% higher than the Arizona average of 37. In Prescott, 62% of the population over 15 years of age are married, 93% speak English and 4% speak Spanish. 23% of Prescott residents were born in Arizona, 71% were born out of state, 1% were born outside of the United States and 5% were foreign born.