Mt Gretna is located in Pennsylvania.
Mt Gretna, Pennsylvania has a population of101.
The median household income in Mt Gretna, Pennsylvania is
The median household income for the surrounding county is $48,859
compared to the national median of $49,877.
The median age of people living in Mt Gretna is
Mt Gretna Weather
The average high temperature in July is 83.2
degrees, with an average low temperature in January of 19.1 degrees.
The annual precipitation is