About Greencastle, PA

Greencastle is located in Pennsylvania. Greencastle, Pennsylvania 17225 has a population of 4,057. Greencastle 17225 is more family-centric than the surrounding county with 31% households with children. The county percentage for households with children is 27%.

The median household income in Greencastle, Pennsylvania 17225 is $67,786. The median household income for the surrounding county is $64,844 compared to the national median of $66,222. The median age of people living in Greencastle 17225 is 40.9 years.

Greencastle Weather

The average high temperature in July is 86.1 degrees, with an average low temperature in January of 20.8 degrees. The annual precipitation is 39.45.