Welcome to 4 Duke of Cornwall, a stunning Monarch-built home on a premium 45.97 x 112.5 ft lot in one of Markham's most sought-after communities. Single owner since new with over $100K in upgrades including freshly painted throughout.Features include 9-ft smooth ceilings, rich hardwood flooring, tons of potlights, and new light fixtures throughout. The brand new gourmet kitchen boasts a professional-grade stove, large island, and walk-in pantry with prep area. A brand new powder room adds modern elegance to the main floor. Oversized sliding doors lead to a huge deck and beautifully landscaped backyard.Enjoy the mid-level open office with 11-ft ceilings and four spacious bedrooms & walk-in closets upstairs.Recent upgrades: range (2025), wind-resistant roof (2023), 5-camera active surveillance security system (2023), owned extra-large water tank (2020), fridge (2019), washer (2018), and high-efficiency furnace (2016).Located 3 minutes walk from Victoria Square Public School and William Cantley Park, with easy access to Highway 404perfect for families and commuters.A rare opportunity for a luxurious, move-in ready home in a prime location. Book your private showing today!