Port Jefferson is located in New York. Port Jefferson, New York 11777has a population of 9,671. Port Jefferson 11777 is less family-centric than the surrounding county with 23% households with children. The county percentage for households with children is 30%.
The median household income in Port Jefferson, New York 11777 is $120,331. The median household income for the surrounding county is $104,317 compared to the national median of $66,222. The median age of people living in Port Jefferson 11777 is 46.6 years.
The average high temperature in July is 84.1 degrees, with an average low temperature in January of 24.5 degrees. The annual precipitation is 45.72.