Introducing Mountainview Estate, an extraordinary legacy offering combining the estate at 66 Charles Road with the adjoining buildable parcel at 211 Douglass Avenue. Together, these separately deeded properties encompass approximately 22.47 acres in one of Bernardsville Mountain's most coveted settings. At the heart of the offering is 66 Charles Road, an exceptional French Provincial estate set on 14.08 landscaped acres with breathtaking elevated views. Extensively renovated and expanded, the property includes an approximately 11,000 sq ft main residence, plus a carriage house and private cottage adding another 3,000 sq ft. The interiors reveal remarkable architectural detail and spaces for refined living and entertaining, including five ensuite bedrooms, a library, office, billiards room, bar and media room. Adjoining the estate, 211 Douglass Avenue contributes an additional 8.39 private acres with exceptional potential for future expansion. mature trees, elevated views and a premier building envelope capable of accommodating a residence exceeding 15,000 square feet provide an extraordinary canvas for a second significant home or Private enclave. Offered together, Mountainview Estate presents a rare opportunity to control more than 22 acres of Bernardsville Mountain, combining an accomplished existing residence with the flexibility to build for the future. A private compound defined by scale, seclusion and enduring legacy.