Ideally located just steps from the Winthrop Yacht Club, The Landing, local restaurants, and both Winthrop and Yirrell Beach, this spacious single-family home offers stunning water views and a clear line to Boston's skyline. The first level features a unique and expansive layout with a formal living and dining room anchored by a double-sided fireplace wrapped in lava-rock, plus two additional rooms perfect for a family room, guest room, or home office. The updated eat-in kitchen includes a convenient half bath with in-unit laundry and plenty of cabinet space with a Wolf Cooktop, Miele dishwasher and newer range. The upstairs offers three spacious bedrooms including an expansive oversized primary bedroom and a large full bath. The basement has an additional full bathroom, ample storage, and opportunity for future equity plays or extra rooms. 100 Cottage has a brand new  200 amp electrical service, new  panel, and the perfect floor plan and is only 20 minutes to Seaport, less by ferry.