Nestled in a cul-de-sac on the picturesque, tree-lined William Street in Andover's sought-after brick Shawsheen neighborhood, this exceptional home offers unparalleled waterfront views & a beautifully landscaped, fenced-in backyard w/pool & waterfall. With easy access to 93 & 495, it's just moments from downtown Andover. Sunlight pours into every corner of the home, which is thoughtfully designed to highlight the natural light & stunning views. Extensive renovations have seamlessly blended beauty, functionality & warmth w/elegant materials, fine details & high-end finishes. The home features 5 bedrms, 6.5 baths (4 ensuite), a dedicated home office & expansive living spaces. The finished LL includes a gym, theater area & access to the pool & patio. The backyard evolves w/ the seasons, offering fiery fall colors, a winter wonderland for sledding/skating & a peaceful summer retreat perfect for kayaking/fishing. This is more than a home, it's a year-round sanctuary you won't want to leave.