Jefferson is located in Pennsylvania. Jefferson, Pennsylvania has a population of 1,599. Jefferson is more family-centric than the surrounding county with 29.69% of the households containing married families with children. The county average for households married with children is 25.5%.
The median household income in Jefferson, Pennsylvania is $59,083. The median household income for the surrounding county is $50,972 compared to the national median of $57,652. The median age of people living in Jefferson is 40 years.
The average high temperature in July is 83.6 degrees, with an average low temperature in January of 20.35 degrees. The average rainfall is approximately 42.1 inches per year, with 28.2 inches of snow per year.