Mays Chapel, MD has a population of 11,811 and is the 3,460th largest city in the United States. The population density is 3,184 per sq mi which is 571% higher than the Maryland average and 3415% higher than the national average. The median age in Mays Chapel is 44 which is approximately 15% higher than the Maryland average of 38. In Mays Chapel, 67% of the population over 15 years of age are married, 84% speak English and 1% speak Spanish. 58% of Mays Chapel residents were born in Maryland, 28% were born out of state, 1% were born outside of the United States and 13% were foreign born.