Historic Short Hills living at its finest! This beautifully updated and expanded original Hartshorn residence features an expansive layout, breathtaking interiors, and lush park-like grounds. Inside the sun-drenched showplace, you'll find hardwood floors, graceful millwork, ALL new windows, and period glass doors throughout. An original Dutch farmhouse door welcomes you into a large living room flanked w two fireplaces, while the adjacent expansive family room boasts vaulted cedar ceilings, a rustic stone feature wall and exposures on three sides. Enjoy a gracious formal dining room, convenient butler's pantry and spectacular contemporary kitchen with custom cabinetry, quartzite counters and high end appliances. A large breakfast room, study, two mudrooms and a new powder room complete the main level. Ascend the stunning staircase to discover the sprawling owner's suite featuring a bright sitting room with a fireplace, a separate bedchamber, exceptional custom closet space and a marble bath. Two secondary bedrooms with fireplaces share a lovely hall bathroom on the second floor, while the top floor offers three more bedrooms and a windowed bath. The lower level delivers a massive footprint for recreation, storage, exercise or and/or media, plus a full bath and laundry room. Magnificent, lush 1.14 acre lot w covered porch, large patio, rolling lawns and towering trees. Outstanding Old Short Hills location close to amenities, schools and the train station.