Nestled in one of the most desirable enclaves in Old Tappan, 11 O'Conners Lane presents a rare opportunity to own a residence that blends timeless elegance with modern luxury. This beautifully appointed home welcomes you with soaring ceilings, sun-filled interiors, and an effortless flow designed for both grand entertaining and intimate living. Formal dining and living rooms elevate gatherings with refined detail and sophistication. The kitchen is a true centerpiece, boasting custom cabinetry, premium granite counters, and professional-grade appliances. The kitchen opens to a covered sun deck and a fully equipped, custom outdoor BBQ. An adjoining family room with a sleek fireplace and walls of glass offers seamless access to the landscaped grounds. Retreat to the primary suite, a private sanctuary featuring a spa-inspired bath, boutique-style dressing room, and serene views. Generously scaled bedrooms, each with custom finishes, ensure comfort and privacy. All within 6,435 sq. ft. of living space, plus approximately 3,500 sq. ft. of unfinished space in the lower-level basement.