Rare End-Unit Townhome Siding Onto Conservation in Prestigious Summerhill Estates! Welcome to 320 William Dunn Crescent, a beautifully maintained freehold end-unit townhome offering over 2,000 sq. ft. above grade plus a finished walk-out basement, perfectly situated in one of Newmarket's most sought-after communities. This spacious family home features 4 generous bedrooms and 4 bathrooms, providing plenty of room for growing families, multi-generational living, or those who simply appreciate extra space. The bright and functional layout is enhanced by open space, hardwood flooring, large windows, and an abundance of natural light throughout. The upgraded kitchen is designed for both everyday living and entertaining, showcasing granite countertops, stainless steel appliances, ample cabinetry, and a convenient breakfast area with walk out to deck. One of the home's most impressive features is its premium location, siding onto protected conservation land and offering beautiful views of nature from multiple vantage points. Enjoy the privacy and tranquility of green space right outside your door while still being close to all amenities. The finished walk-out basement provides additional living space ideal for a recreation room, home office, gym or guest accommodations with kitchen and bathroom, with direct access to the backyard. Exceptional curb appeal is highlighted by an attractive stone and brick exterior, a welcoming covered side porch entrance. The double-car garage and 3-car driveway parking provide space for up to 5 vehicles, a rare find in townhome living. Minutes from top-rated schools, parks, trails, shopping, public transit, and major commuter routes. A rare opportunity to own a spacious end-unit home on a premium conservation lot in one of Newmarket's finest communities. Move in and enjoy the perfect blend of privacy, nature, comfort, and convenience. ...