Center hall colonial newly built from the ground up in the heart of Mountainside. This turnkey 5 bd, 4 bth home sits on a private half acre lot. Be wowed upon entering by the grand foyer's soaring ceilings. The bright and airy open floor plan blends living, dining & entertaining areas with a well-defined formal dining room, while a wall of windows fills the space with natural light. The family room, with a sleek linear gas fireplace, flows into the gourmet kitchen featuring a quartz waterfall island, custom cabinetry, Sub Zero fridge, Wolf appliances, farmhouse sink, built in microwave, wine fridge & sliders to the deck and paver patio for dining al fresco. The 1st floor offers a butler's pantry, versatile guest room & chic full bath. Upstairs, the spacious primary suite stuns with a tray ceiling, outfitted walk in closet & spa like bath w/ dual sinks, soaking tub & large shower w/ decorative tile & rain shower. 3 additional bedrooms include an ensuite & Jack & Jill bath, all w/ walk in closets & a 2nd floor laundry. The finished lower level offers a rec room & private office. Gleaming hardwood floors, Hunter Douglas motorized blinds throughout, Lutron dimming remote light switches & nest thermostats. 3 car garage provides ample parking. Close to top rated schools, easy NYC commute, shops & dining.