Exceptional Monarch-built residence on a premium oversized lot in prestigious Kleinburg ! Offering approx. 4,469 sq. ft. above grade plus a professionally finished basement, this beautifully upgraded home combines generous space, refined finishes and a functional family layout. Features 5 spacious bedrooms and 6 bathrooms, including 4 full bathrooms on the second floor. Every bedroom enjoys private or semi-private bathroom access. The expansive primary retreat features a luxurious spa-inspired ensuite and a stunning dual-sided gas fireplace. Separate living, dining and family rooms provide outstanding spaces for everyday living and elegant entertaining, while a private main-floor office is ideal for working from home. The spectacular chef's kitchen showcases upgraded cabinetry, a Sub-Zero refrigerator, Wolf gas range, Wolf microwave and ventilation hood, Thermador built-in coffee system, Miele dishwasher and high-end water filtration system. Elegant crown moldings and thoughtful upgrades enhance the home's sophisticated appeal. The professionally finished basement with a separate entrance offers exceptional additional living space, featuring a sound proof home theatre, dedicated huge exercise room, spacious recreation area with built in wet bar and bar fridge, Huge temperature controlled Wine Cellar and full bathroom-perfect for movie nights, fitness and entertaining. Enjoy the space and possibilities of the premium oversized lot, ideal for outdoor gatherings, family activities and creating your own backyard retreat. Conveniently located near Highways 427 and 27 and the boutiques, restaurants and cafés of charming Kleinburg Village. An impressive combination of size, quality, comfort and convenience. Discover everything 171 Timber Creek Boulevard has to offer!