Welcome to 4439 Cornwall Ct, a beautifully maintained 3 BR | 1.5 BA end-unit townhouse in the sought-after Kings Grant community of Upper Marlboro. Built in 1993, this light-filled home spans three finished levels and offers approximately 1,676 square feet of thoughtfully designed living space on a 0.06-acre lot. The main level showcases a bright, open concept layout with hardwood floors flowing from the updated kitchen through the dining area and into the inviting living room. The kitchen offers pantry storage and energy efficient appliances, while the living area opens to a spacious deck ideal for entertaining or outdoor dining. A well-placed half bath completes this level. Upstairs, the top floor features three comfortable bedrooms and a full bathroom. The primary bedroom offers generous closet space, while two additional bedrooms provide flexibility for family, guests, or a dedicated workspace. An attached one-car garage leads directly into a versatile entry level den featuring a cozy gas fireplace and access to a private patio overlooking a tranquil pond and community green space, perfect for a home office, guest suite, or additional living area. This level also includes laundry and utility space for everyday convenience. Residents of Kings Grant enjoy a wide range of community amenities including an outdoor pool, tennis and basketball courts, jogging and walking paths, playgrounds, and open recreational fields, creating a well-rounded lifestyle just outside your door.