Jefferson is located in Pennsylvania. Jefferson, Pennsylvania has a population of 1,599. Jefferson is less family-centric than the surrounding county with 18.08% of the households containing married families with children. The county average for households married with children is 25.87%.
The median household income in Jefferson, Pennsylvania is $62,526. The median household income for the surrounding county is $57,497 compared to the national median of $69,021. The median age of people living in Jefferson is 49.1 years.
The average high temperature in July is 84.55 degrees, with an average low temperature in January of 19.1 degrees. The average rainfall is approximately 40.75 inches per year, with 27.45 inches of snow per year.