Wintersburg, AZ has a population of 93 and is the 27,126th largest city in the United States. The population density is 188 per sq mi which is 227% higher than the Arizona average and 107% higher than the national average. The median age in Wintersburg is 43 which is approximately 16% higher than the Arizona average of 37. In Wintersburg, 63% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 45% of Wintersburg residents were born in Arizona, 55% were born out of state, 0% were born outside of the United States and 0% were foreign born.