Erwinna is located in Pennsylvania. Erwinna, Pennsylvania has a population of 419. Erwinna is more family-centric than the surrounding county with 37.5% of the households containing married families with children. The county average for households married with children is 32.8%.
The median household income in Erwinna, Pennsylvania is $79,875. The median household income for the surrounding county is $82,031 compared to the national median of $57,652. The median age of people living in Erwinna is 52.3 years.
The average high temperature in July is 84.4 degrees, with an average low temperature in January of 16.6 degrees. The average rainfall is approximately 48.9 inches per year, with 27.7 inches of snow per year.
