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170 Johnston Drive Ext, 
Watchung Boro, NJ 07069

$1,800,000


5

Beds


5

Baths


5,395

Sq Ft


Single Family

Active

Listed by

Grisela Flores

Florostone Realty Inc.

908-445-5339

Last updated:

November 10, 2026, 03:34 PM

MLS#

4039999

Source:

NJ GSMLS

About This Home

170 Johnston Drive Ext

Discover exceptional new construction set on 2.58 private acres in the scenic Watchung Mountains, offering approximately 5,395 square feet of beautifully designed living space. This 5-bedroom, 5-full-bath residence blends sophisticated contemporary design with refined craftsmanship and a serene natural setting, complemented by an expansive finished lower level that provides additional room for recreation, entertaining, a media room, gym, home office, or private retreat. Soaring ceilings, dramatic black-framed windows, rich wood flooring, recessed lighting, and abundant natural light create an elegant and inviting ambiance throughout. The open-concept floor plan offers a seamless connection between the living, dining, and kitchen spaces, creating an impressive setting for both everyday living and entertaining. The gourmet eat-in kitchen is appointed with custom cabinetry, quartz countertops, an oversized waterfall-edge island, and premium Thermador stainless steel appliances. The adjoining living area features a striking fireplace and picturesque views. The private primary suite offers treetop views, a generous walk-in closet, and a spa-inspired en-suite bath. Additional bedrooms provide flexibility for guests, a home office, or personal spaces. Additional highlights include built-in speakers, a security camera system, an attached garage, quality finishes throughout, and the added peace of mind of a 10-year home warranty.

Home Facts

Single Family

5 Baths

5 Bedrooms

Built in 2026

Subdivision & Development:

Watchung Mountains

Price Summary

1,800,000

$333 per Sq. Ft.

MLS #:

4039999

Last Updated:

November 10, 2026, 03:34 PM

Added:

4 month(s) ago


Rooms & Interior

Bedrooms

Total Bedrooms:

5

Bathrooms

Total Bathrooms:

5

Full Bathrooms:

5

Interior

Living Area:

5,395 Sq. Ft.


Structure

Structure

Architectural Style:

Colonial, Custom Home

Year Built:

2026


Lot

Lot Size (Sq. Ft):

112,384


Finances & Disclosures

Finances

Price:

$1,800,000

Price per Sq. Ft:

$333 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 November 10, 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.