Port Henry, NY has a population of 1,096 and is the 14,571st largest city in the United States. The population density is 932 per sq mi which is 160% higher than the New York average and 928% higher than the national average. The median age in Port Henry is 46 which is approximately 20% higher than the New York average of 38. In Port Henry, 64% of the population over 15 years of age are married, 93% speak English and 0% speak Spanish. 63% of Port Henry residents were born in New York, 33% were born out of state, 2% were born outside of the United States and 2% were foreign born.