Port Carbon, PA has a population of 1,861 and is the 11,450th largest city in the United States. The population density is 2,468 per sq mi which is 790% higher than the Pennsylvania average and 2624% higher than the national average. The median age in Port Carbon is 41 which is approximately equal to the Pennsylvania average of 41. In Port Carbon, 59% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 93% of Port Carbon residents were born in Pennsylvania, 7% were born out of state, 0% were born outside of the United States and 0% were foreign born.