A once-in-a-generation opportunity to own an exceptional private island retreat in the heart of the Thousand Islands. Minutes from Rockport, this iconic family compound offers total privacy with the added convenience of proximity to the mainland. Included are two additional lots (@ 2+ acres each) on neighbouring Tar Island, expanding the estate's potential. This legacy property has one of the most magnificent boathouses on the Canadian side of the rivera rare architectural gem.The gracious MAIN HOUSE offers 2/3-bedrooms and was designed for elegant waterfront living, featuring a glassed-in veranda with panoramic south and west river views, a dramatic stone fireplace,and a luxurious 3-room primary suite complete with its own fireplace, ensuite bath, and glassed-in sitting porch. A 2nd bedroom suite opens directly to the island and includes its own sitting area, and 44-piece bath, perfect for quiet relaxation or hosting guests.The GUEST HOUSE is a completely renovated 3-bedroom cottage that blends contemporary comfort with island charm. Enjoy an open-concept great room with stone fireplace, a new kitchen, and a stunning glass-walled dining room cantilevered over the island. The primary suite offers an ensuite and walk-out to an east-facing deck, while the lower-level houses a stylish wine cellar.The spectacular 2-storey, 5-bedroom BOAT HOUSE is a destination in itself. The main floor offers 2 wet slips with lifts, a 3-piece bath with sauna, utility room, and expansive storage. Upstairs, discover a beautifully appointed, totally renovated, 5-bedroom summer residence with a cozy living room, fireplace, kitchen/dining area, and an expansive screened-in porch over the river. The primary suite boasts a stone fireplace and ensuite; two other bedrooms enjoy semi-ensuite baths.Signature properties like this are rarely available. Baby Tar Island is a timeless estate where generations can gather, relax, and enjoy the best of island life in unmatched privacy and comfort.