Bring your vision and unlock the full potential of this remarkable property, in an unbeatable location.Perched above the treetops in sought-after Upper Montclair, this one-of-a-kind vertical treehouse offers a rare opportunity. Set into the dramatic cliffs of Mills Reservation, this home blends privacy, and nature while capturing breathtaking, unobstructed views of the Manhattan skyline from every window. This architecturally distinctive residence features 4 bedrooms and 3.5 baths, with dramatic living spaces defined by soaring ceilings, a striking central domed skylight, and three slate gas fireplaces that add warmth and character throughout. A sculptural spiral staircase anchored by a vintage chandelier sourced from the Guggenheim Museum serves as the home's artistic centerpiece. The backyard patio provides a peaceful retreat with direct access to the scenic trails of Mills Reservation. Perfectly balancing tranquility and convenience, this home is just a short walk to the Midtown Direct train for effortless commuting. Nearby, Mountainside Park offers a variety of recreational amenities, including tennis courts and a pool, while the lively shops and restaurants of Upper Montclair Village are all less than 1 mile away.

Property Details of 36 Mountainside Park Terrace

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Map Location

Listed by Bhhs Fox & Roach / April Blount (718-309-5861)

 Based on information submitted to GSMLS as of June 13, 2026 7:46 PM UTC . All data is deemed reliable but is not guaranteed accurate by the MLS. All information should be independently reviewed and verified for accuracy. IDX information is provided exclusively for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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