Buying a home in Port Jefferson, New York does not have to be difficult - Homes.com makes home buying a breeze. With 101 homes for sale in Port Jefferson, New York, you can search by price, bedrooms, neighborhood, and even by property type. Search Port Jefferson homes for sale, foreclosures, MLS listings, and more. Make an informed decision with Port Jefferson school data, neighborhood information, find Port Jefferson real estate agents, and research home values in Port Jefferson, NY. Homes.com has everything you need but the house keys.