Fully renovated in 2021, this turnkey residence is set on 0.24 acre of landscaped grounds in the heart of the coveted Shore Acres neighborhood of Mamaroneck. Overlooking the serene Guion Creek Bird Sanctuary and its nature trail, this 3,460 sq ft home offers a spacious and functional first-floor layout with gracious formal rooms, an eat-in kitchen with breakfast area, and an inviting family room. Multiple bay windows fill the interiors with natural light and create seamless access to the oversized deck and yard. Upstairs, the primary suite is a true retreat featuring a cathedral ceiling, two walk-in closets, and a spa-like bath with dual vanity, bathtub, and separate shower. Four additional bedrooms and two updated full baths complete the second level. The expansive lower level offers exceptional future potential ( additional 1,794 sqft) : ideal for a recreation room, gym, or home office. Key 2021 improvements include a new roof, updated HVAC systems, new foundation, new insulation and beautifully renovated bathrooms and powder room. Deeded access to the Shore Acres Club includes a clubhouse, two pools, beach, boat dock, and kayak and paddle board racks. Enjoy close proximity to parks, shops, dining, Harbor Island recreation facilities, and Metro-North for a convenient commute to NYC.