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257 Upper Mountain Ave, 
Montclair Twp., NJ 07043

$3,950,000

6

Beds

5

Baths

7,174

Sq Ft

Single Family

Active

Listed by

Jerome Sahlman

, 

Harry Sahlman

Village Square Realtors

973-509-2222

Last updated:

October 18, 2026, 02:14 PM

MLS#

4057111

Source:

NJ GSMLS

About This Home

257 Upper Mountain Ave

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.

Home Facts

Single Family

5 Baths

6 Bedrooms

Built in 1889

Price Summary

3,950,000

$550 per Sq. Ft.

MLS #:

4057111

Last Updated:

October 18, 2026, 02:14 PM

Added:

14 day(s) ago

Rooms & Interior

Bedrooms

Total Bedrooms:

6

Bathrooms

Total Bathrooms:

5

Full Bathrooms:

4

Interior

Living Area:

7,174 Sq. Ft.

Structure

Structure

Architectural Style:

Colonial

Year Built:

1889

Lot

Lot Size (Sq. Ft):

43,995

Finances & Disclosures

Finances

Price:

$3,950,000

Price per Sq. Ft:

$550 per Sq. Ft.

Source:NJ GSMLS
The data relating to real estate for sale on this website comes in part from the IDX Program of Garden State Multiple Listing Service, L.L.C. Real estate listings held by other brokerage firms are marked as IDX Listing. Information deemed reliable but not guaranteed. 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved. Notice: The dissemination of listings on this website does not constitute the consent required by N.J.A.C. 11:5.6.1 (n) for the advertisement of listings exclusively for sale by another broker. Any such consent must be obtained in writing from the listing broker. This information is being provided for Consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties Consumers may be interested in purchasing. Date Last Updated October 18, 2026

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.