Ideally located just steps from the Winthrop Yacht Club, The Landing Marina, 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, plus two additional rooms perfect for a family room, guest space, or home office. The updated eat-in kitchen includes a convenient half bath with in-unit laundry. Upstairs offers three spacious bedrooms and a large full bath. The basement provides an additional bathroom, ample storage, and opportunity for future expansion. A rare combination of space, views, and coastal living just minutes from downtown Boston—100 Cottage Ave is a must-see.