Kistler, PA has a population of 343 and is the 21,734th largest city in the United States. The population density is 1,358 per sq mi which is 390% higher than the Pennsylvania average and 1399% higher than the national average. The median age in Kistler is 39 which is approximately 3% lower than the Pennsylvania average of 41. In Kistler, 52% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 92% of Kistler residents were born in Pennsylvania, 5% were born out of state, 1% were born outside of the United States and 1% were foreign born.