Unparalleled setting, location and design best describe this timeless Brick, Stucco and Limestone Estate, sited on nearly an acre of park-like property in coveted East Highland Park steps from Lake Michigan. This custom built home offers a blend of luxury and comfort with incredible attention to detail and craftmanship for well known North Shore builder, as his own residence. Upon a arrival, a circular pebble and stone driveway welcome you to this exquisite home enhanced by a porte cochere and gated motor court leading to a heated 5-car Garage. World class Kitchen equipped with custom cabinetry, a marble and walnut island, Viking and Wolf appliances, Traulsen Refrigerator/Freezer, a commercial walk-in Refrigerator along with Sub Zero drawers and many more amenities to excite any cook. Adjacent sun drenched Breakfast Room and the expansive Dining Room with wood burning Fireplace accomodate casual or formal dining. Spacious Family Room featuring a wood-burning Fireplace and stunning French Doors lead to glorious Sun Room, both providing access to covered Patio overlooking Pool, Firepit and lushly landscaped property. Warm and handsome Den/Library, conveniently located Mud Room and Laundry Room and an additional Office completes the Main Floor. Private and tranquil Primary suite boasting a wood-burning Fireplace, two luxurious Baths, two custom walk-in Closets, a walk-out Balcony overlooking exquisite property and an additional 2nd floor Laundry Room. Four additional Bedroom Suites, a Seating Area and a hidden Play Room grace the 2nd floor. 3rd Floor features a Gym, Massage Room and Multi Purpose space perfect for Yoga, Meditation or children's Play Area. Walk-out Lower Level is a retreat in itself, featuring two additional guest Bedroom Suites and a Kitchen making for the perfect In-Law Suite, a large Recreation Room and Cabana Bath/Changing Area with convenient access to the 45' Heated Pool with sun shelf, fountains and slide. Elevator, whole house Generator, and an Irrigation System are just a few more of the many amenities offered. This exceptional property presents a rare and exciting opportunity that not only checks off all the boxes but also goes above and beyond. It's the perfect time to start creating your own family memories at 86 Prospect Avenue!