Welcome to 55 Ontoro Blvd a unique custom-built home in one of the most coveted & exclusive locations in Durham directly across from Lake Ontario on a dead-end street of only 25 homes.This 3 storey, 5 bedroom + 4 bathroom + 2 full kitchen home boasts almost 4,000 sq ft and enjoys *** STUNNING LAKE VIEWS *** from 3 separate tiers of decks including a 800 sq ft rooftop patio with panoramic vistas.Entertain surrounded by nature as you watch the sun rise and sun set over the lake catching a glimpse of shimmering sailboats on the horizon.The entire home is above grade & includes two complete separate living quarters with the ground level having a separate entrance.The newly renovated ground floor functions as a massive in-law suite & offers a beautiful living space flooded with natural light with a full eat-in kitchen & large bdrm both with w/o to the backyard, a beautiful 3 pc bthrm with stand up shower & a generous living area with din/liv room complete the 1st floor.The 2nd & 3rd floors boasts almost 3000 sq ft of modern design where open concept combines with functionality.The large eat-in kitchen with breakfast bar is open to both the dining & living rooms with a w/o from the dining room to a massive 2nd level deck with south facing views of the lake making an ideal setting for entertaining.A large bedroom with another w/o to deck & 4pc bath completes the 2nd floor.The 3rd floor has a large family room & showcases a well-equipped primary bdrm with a private w/o to 3rd level south facing deck & a 5 pc spa-inspired ensuite with soaker tub,stand up glass surround shower with his/her sinks complimented by two other bedrooms that share a 3pc semi-ensuite.The 4th level is a massive rooftop patio/sun deck that extends the outdoor living space with breathtaking 360-degree unobstructed panoramic views of the lake, trees & surrounding greenspace.Come home from a long day to a low maintenance backyard (no grass to cut) which provides a great space to relax surrounded by nature