Welcome home to this exceptional energy efficient new construction on level lot south of the village of Old Greenwich. The four level Smart home offers 5 beds, 4.5 baths and 4,911sf of living area plus a possible pool site. The sophisticated open concept design with modern fixtures and layers of elegant millwork is flooded with an abundance of sunlight throughout the entire home. The gourmet kitchen is suited with professional grade appliances including Wolf range and double ovens, Subzero refrigerator, Bosch dishwasher, large center island and custom cabinetry designed by award winning Karen Berkemeyer. An adjacent bright and airy family room features a gas fireplace and 12' wide, double sliding doors leading to a generous bluestone patio. Also, on the first floor is a home office, dining room with custom millwork and built-in bar plus a stylish mudroom with herringbone and shiplap accents. Upstairs is the primary suite featuring sleek luxurious bath and expansive walk-in closet with custom white oak built-ins and separate door to close off area when not in use. 3 additional bedrooms, 2 full baths and laundry room round out the second floor. A bonus third floor provides additional space for office, rec room or gym. Completing the home is the finished lower level perfect for family/guest overflow offering rec room, gym, wine room and fifth bedroom (au pair) suite with private entrance. 23 Park provides all the bells and whistles that come with new builds including top of the line security system, extensive wiring + CAT 5/6, high efficiency mechanicals, and 20KW Generac whole house generator to name a few. Just steps away from OG Elementary, Village of Old Greenwich, Metro North, and Binney Park.