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

Property Details

Interior Features

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Listed by Berkshire Hathaway Home Services Fox & Roach Realtors - Watchung / April Nicole Blount

The data relating to the real estate for sale on this web site comes in part from the Internet Data Exchange Program of the NJMLS. Real estate listings held by brokerage firms other than The Agency are marked with the Internet Data Exchange logo and information about them includes the name of the listing brokers. Some properties listed with the participating brokers do not appear on this website at the request of the seller. Listings of brokers that do not participate in Internet Data Exchange do not appear on this website.

All information deemed reliable but not guaranteed. Last date updated: June 13, 2026
Source: 2026 New Jersey Multiple Listing Service, Inc. All rights reserved.

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