Nestled in the most prestigious estate section of Upper Montclair, this grand 1889 colonial revival seamlessly blends historic architectural significance with contemporary luxury living. Spanning an impressive 6,000 square feet of meticulously designed interior space, featuring Wolf and Sub-Zero appliances as well as a unique kitchen design. This masterfully updated single-family residence rests on over 1 acre of lush, manicured grounds, offering an unparalleled private sanctuary just minutes from Manhattan-bound transit.

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Property Details of 257 Upper Mountain Avenue

Property Details

Interior Features

Exterior Features

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Listed by Jerome Sahlman of Village Square Realtors (973-509-2222)

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 Based on information submitted to GSMLS as of October 17, 2026 10:16 AM EDT . 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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