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42 Calais Rd, 
Mendham Twp., NJ 07945

$2,190,000


6

Beds


5

Baths


6,549

Sq Ft


Single Family

Active

Listed by

Brian Lopes

Christie'S Int. Real Estate Group

973-490-4567

Last updated:

April 18, 2026, 02:26 PM

MLS#

4019673

Source:

NJ GSMLS

About This Home

42 Calais Rd

A residence of exceptional grace and presence, this custom brick-front Colonial is set amidst 5.6 serene acres in one of Mendham's most coveted natural settings. Built in 2003, the home offers 6 bedrooms, 4 1/2 baths, and 2 fireplaces, thoughtfully designed for elegant daily living and effortless entertaining. A soaring great room with second-floor gallery overlook introduces a sense of grandeur, while the updated chef's kitchen is appointed with a quartzite island, GE Monogram 6-burner range with grill, Sub-Zero refrigerator, and KitchenAid dishwasher. Refined formal spaces include a dining room with inlaid hardwood flooring and a richly appointed library/home office with French doors. A spacious game room and private first-floor guest suite enhance the home's versatility. Upstairs five airy bedrooms await, two of which feature ensuite full baths. The expansive primary suite offers a tranquil retreat with fireplace, dressing area, and luxurious bath. The expansive full basement with over 4,400 sq ft of untapped potential, ready to be transformed into the ultimate luxury lower level with endless possibilities to create a home theater, wellness retreat, gym, wine cellar, additional living and entertaining space. Outside, a beautifully composed setting unfolds with a heated in-ground pool and spa, expansive patio, multi-tier trex deck, pergola, and direct access to Buttermilk Falls. Full roof just replaced! A rare offering defined by privacy, sophistication, and natural beauty.

Home Facts

Single Family

5 Baths

6 Bedrooms

Built in 2003

Price Summary

2,190,000

$334 per Sq. Ft.

MLS #:

4019673

Last Updated:

April 18, 2026, 02:26 PM

Added:

11 day(s) ago


Rooms & Interior

Bedrooms

Total Bedrooms:

6

Bathrooms

Total Bathrooms:

5

Full Bathrooms:

4

Interior

Living Area:

6,549 Sq. Ft.


Structure

Structure

Architectural Style:

Colonial, Custom Home

Year Built:

2003


Lot

Lot Size (Sq. Ft):

245,678


Finances & Disclosures

Finances

Price:

$2,190,000

Price per Sq. Ft:

$334 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 April 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.