36 Old Field Road Welcome to this extraordinary custom-built Center Hall Colonial set on 1.8 private acres in Setauket. Offering approximately 6, 296 square feet of luxurious living space, this 5-bedroom, 5 full bath and 2 half bath residence was thoughtfully designed with timeless architecture and exceptional craftsmanship throughout. A dramatic two-story foyer with sweeping curved staircase welcomes you into elegant formal living and dining rooms, while the expansive two-story great room features a masonry fireplace, oversized windows, and French doors overlooking the backyard. The designer chef's kitchen is truly the heart of the home, boasting dual center islands, premium Wolf and Sub-Zero appliances, two dishwashers, custom cabinetry, radiant heated marble floors, breakfast area, and walk-in pantry. The first floor also includes a private guest suite with full bath, study/home office, mudroom, secondary staircase, and covered mahogany porch ideal for outdoor entertaining. Upstairs, the luxurious primary suite offers a stepped ceiling, dual walk-in closets, spa-like marble bath, and private balcony. Three additional ensuite bedrooms, a laundry room, and bonus space above the 3.5-car garage complete the second level. Resort-style outdoor amenities elevate this exceptional property, featuring an oversized in-ground pool with spa, fire pit, built-in BBQ, and expansive outdoor entertaining areas designed for seamless indoor-outdoor living. Additional highlights include a full brick and stucco facade, Andersen windows, marble and oak flooring throughout, extensive custom millwork and coffered ceilings, 9-foot ceilings, full walk-out basement, four-zone high-efficiency heating and cooling, central vacuum, underground utilities, Belgian block-lined driveway, and exceptional attention to detail at every turn. A rare opportunity to own a stately luxury residence with thoughtful details and amenities throughout.