Macungie, PA has a population of 3,115 and is the 8,614th largest city in the United States. The population density is 3,149 per sq mi which is 1036% higher than the Pennsylvania average and 3376% higher than the national average. The median age in Macungie is 41 which is approximately 1% higher than the Pennsylvania average of 41. In Macungie, 48% of the population over 15 years of age are married, 90% speak English and 6% speak Spanish. 75% of Macungie residents were born in Pennsylvania, 17% were born out of state, 1% were born outside of the United States and 7% were foreign born.