Welcome to 43 Round Hill Rd, a beautifully maintained 4-bedroom, 2.1-bath Center Hall Colonial set back off the street in one of Kinnelon's most desirable neighborhoods. The formal living and dining rooms create an elegant backdrop for gatherings, while the spacious great room dazzles with soaring ceilings, a dramatic fireplace, and abundant natural light. The designer eat-in kitchen showcases high-end appliances, custom cabinetry, and travertine tile, flowing easily into casual dining and entertaining spaces. A flexible office/guest room, main floor laundry/mudroom with deck access, and a convenient half bath for poolside guests enhance everyday comfort. Upstairs, the primary suite boasts generous space, his-and-hers walk-in closets, and a well-appointed bath, joined by three additional bedrooms and full bath. The finished lower level offers room for recreation, office, or gym. Outdoors, enjoy a private wooded retreat with heated in-ground pool, newer liner, expansive patio, deck, and professionally landscaped grounds. Highlights include hardwood floors, newer roof, multi-zone central air, 4-zone hot water baseboard heat, a two-and-a-half-car garage, sprinkler system, ample driveway parking, public water, and natural gas perfect for living and entertaining inside and out.