Discover the pinnacle of custom design with this stunning Nantucket-inspired Adamczyk home, exuding timeless elegance with a modern and transitional twist. Drawing inspiration from the grand estates of Maine, this 9,000+ sq. ft. masterpiece harmoniously blends classic Winnetka charm with unexpected contemporary touches. Behind the striking light blue front door, step into an open reception foyer where a grand circular staircase cascades effortlessly, inviting you to explore the impeccable details within. Wide-plank espresso hardwood floors anchor the home, while custom brass and glass accents, intricate millwork, and designer finishes elevate every space. The living & dining rooms are bathed in sunlight, connected by elegant cased openings and a double-sided FP & French doors to the front bluestone patio. Through the beautiful wet bar in a baby blue finish with custom brass accents discover the a true chef's kitchen, a showstopper with its paneled wood ceilings, massive center wood island with breakfast bar seating, gleaming marble countertop & polished chrome-and-brass hardware. Outfitted with top-tier Sub-Zero and Wolf appliances, this space flows effortlessly into a charming breakfast area framed by floor-to-ceiling windows and custom built-ins. The adjacent great room is a haven for relaxation featuring a cozy FP w/ brick surround & large windows with picturesque views of the professionally landscaped backyard. Completing the main level are a chic mudroom with built-in cabinetry and heated two-car garage access with new electronic car charger. Second floor with 4 spacious family bedrooms, each with ensuite baths and California Closets, plus a glass-enclosed office with FP, laundry room, and a magnificent primary suite. The private suite retreat boasts vaulted ceilings, FP, French doors opening to a Juliet balcony, and a white marble spa-like bath with dual rain showers, soaking tub, double vanities & a jaw-dropping walk-in closet that feels more like a private boutique. 3rd level with a fifth bedroom & ensuite bath. Entertainers dream can be found on the LL with a fully equipped bar with 2 new wine fridges, large rec space with FP, new movie theatre room, full bath and workout room. This one-of-a-kind home redefines modern coastal living in the heart of Winnetka-your luxurious Nantucket escape awaits.