Duplex for sale by owner in Ulster, PA 18850. Very clean, and Newly Painted Interior 10 Bedroom, 2 full bath, Duplex Side By side (Each Side of Duplex had 5 bedrooms, and 1 full bath, at 1,750 sq. ft. per side). The property is Freshly painted with carpeting, laminate and vinyl floors, new windows and roofing. Each side of the Duplex, has 1 Full Bath, a large Living room, Dining room, Entertaining room, Eat in Kitchen, back yard, back deck, and parking. There is an updated Refrigerator, Microwav... See site for full property details.