Prattsburgh, NY has a population of 717 and is the 17,323rd largest city in the United States. The population density is 437 per sq mi which is 22% higher than the New York average and 382% higher than the national average. The median age in Prattsburgh is 36 which is approximately 6% lower than the New York average of 38. In Prattsburgh, 71% of the population over 15 years of age are married, 96% speak English and 1% speak Spanish. 85% of Prattsburgh residents were born in New York, 12% were born out of state, 1% were born outside of the United States and 2% were foreign born.