Bright and spacious, this approx 1,650 sqft 5thfloor condo at the coveted Bellaire House offers effortless one-level living in the heart of Upper Montclair. One of the largest units in the building, this home features an ideal blend of comfort, versatility, and refined style. The generous floor plan includes 3 bedrooms, including a well-appointed primary suite, 3 full baths, plus a den with a newly added closet perfectly suited as a fourth bedroom or home office. The living room flows into the dining room, while the kitchen and den/bedroom sit just beyond. A separate hallway lined with closets leads to the bedroom wing, where you'll find a serene primary suite with en-suite bath and triple closet and two additional full baths, one with handicap-accessible features. Freshly painted interiors, gleaming hardwood floors, elegant crown moldings, and custom California Closets make this home move-in ready. A large screened-in terrace, accessible from the living room, offers the perfect setting for al fresco dining or quiet morning coffee. Bellaire House residents enjoy beautifully landscaped grounds, a 24-hour doorman, two elevators, on-site superintendent, in-ground pool, patio and BBQ area, and a pet-friendly policy with a dedicated dog run. Ideally located near Anderson and Edgemont Parks, shops, restaurants, and convenient NYC transportation options including bus and both Watchung and Mountain Avenue train stations, this move-in ready residence is a rare and special opportunity.