Catawissa, PA has a population of 1,439 and is the 12,938th largest city in the United States. The population density is 2,803 per sq mi which is 911% higher than the Pennsylvania average and 2994% higher than the national average. The median age in Catawissa is 42 which is approximately 4% higher than the Pennsylvania average of 41. In Catawissa, 58% of the population over 15 years of age are married, 99% speak English and 0% speak Spanish. 86% of Catawissa residents were born in Pennsylvania, 14% were born out of state, 0% were born outside of the United States and 0% were foreign born.