Portville is located in New York. Portville, New York has a population of 3,532. Portville is more family-centric than the surrounding county with 32.33% of the households containing married families with children. The county average for households married with children is 27%.
The median household income in Portville, New York is $61,319. The median household income for the surrounding county is $53,537 compared to the national median of $69,021. The median age of people living in Portville is 45.1 years.
The average high temperature in July is 79.3 degrees, with an average low temperature in January of 12.5 degrees. The average rainfall is approximately 41.8 inches per year, with 75.9 inches of snow per year.