Mount Carmel, IN has a population of 56 and is the 28,036th largest city in the United States. The population density is 1,234 per sq mi which is 588% higher than the Indiana average and 1262% higher than the national average. The median age in Mount Carmel is 36 which is approximately 5% lower than the Indiana average of 37. In Mount Carmel, 52% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 50% of Mount Carmel residents were born in Indiana, 50% were born out of state, 0% were born outside of the United States and 0% were foreign born.