This sophisticated and well-crafted Colonial at 37 Quail Run is set within the sought-after coastal community of Madison, CT, home to Hammonasset Beach and a quaint downtown, offering an expansive 3,409 sq ft floorplan on a private 1.3 acre, tree-lined lot. The main level features cohesive hardwood floors. The welcoming foyer which leads to a formal living room and dining area, and continuing into the open-concept, eat-in kitchen with a large granite island, stainless steel appliances, and a spacious pantry. The family room is highlighted by a wood-burning fireplace, crown molding, and custom chair rail, with French doors opening seamlessly to the freshly painted deck and gated heated inground pool area for effortless entertaining; this level also includes a guest 1/2 bath, laundry, and the attached 2-car garage. The oversized staircase leads to the second floor, which hosts four bedrooms, an office/flex space, a full guest bathroom, and the thoughtfully designed primary suite complete with a walk-in closet and ensuite bathroom. Completing this exceptional property, the lower level is partially finished, offering flexible space perfect for a home gym, rec room, or playroom, while the mechanical room provides valuable extra storage. New hvac compressor for added comfort.