237 Mountainside Rd
Mendham Twp., NJ 07945
$3,148,000
Beds:
7
Baths:
7
| 1
Sq. Ft.:
7,100
Type:
House
Listing #4045766
A rare opportunity to own a newly constructed luxury estate where timeless architecture meets modern living. Set on 3.607 private acres in a coveted Mendham setting, this exceptional 7-bedroom, 7 full and 1 half bath residence offers over 7,000 sq ft of beautifully finished living space. A grand foyer welcomes you to elegant formal living and dining rooms, while the chef's kitchen with an oversized center island opens to the breakfast area and impressive great room, creating an ideal space for everyday living and entertaining. The 1st floor also includes a private en-suite bedroom, suited for guests, extended stays or a home office. Upstairs, the primary suite offers dual walk-in closets and a spa-inspired bath, along with four additional en-suite bedrooms. Each bedroom has its own walk-in closet as well as a full bath. There is a spacious laundry room and an open gallery which overlooks the foyer. The finished lower level provides exceptional flexibility with a recreation room, additional bedroom, full bath and abundant storage, offering endless possibilities for a home theater, fitness studio or guest accommodations. A generous sized 3-car garage, with access to the lower level along with exceptional craftsmanship and quality finishes throughout complete this remarkable home. Brand new, never occupied and move-in ready, this residence combines the elegance and character of a traditionally inspired estate with the comfort, efficiency and peace of mind of new construction.
Property Features
County:
Morris
Community Living:
No
Latitude:
40.78786
Longitude:
-74.61598
Directions:
From route 24, take Mountain Avenue by the Black Horse Pub to a left on Mountainside Rd. Property is on the right
Total Rooms:
15
Interior:
BarDry, CODetect, CeilHigh, SmokeDet, StallTub, TubShowr, WlkInCls
Master Bedroom Description:
Full Bath, Walk-In Closet
1/2 Baths:
1
Dining Room Description:
Formal Dining Room
Kitchen Description:
Center Island, Eat-In Kitchen, Pantry, See Remarks, Separate Dining Area
Has Fireplace:
Yes
Number of Fireplaces:
1
Fireplace Description:
Family Room, Gas Fireplace
Heating:
3 Units, Forced Hot Air
Heating Fuel:
Gas-Natural
Cooling:
3 Units, Central Air
Floors:
Wood
Water Heater:
Gas
Modified for physical disabilities:
No
Appliances:
Dishwasher, Dryer, Kitchen Exhaust Fan, Microwave Oven, Range/Oven-Gas, Refrigerator, Washer
Basement Description:
Finished, Full
Has Basement:
Yes
Style:
Colonial
Exterior:
Open Porch(es), Patio
Siding:
Composition Siding
Roof:
Asphalt Shingle
Sewer:
Septic 5+ Bedroom Town Verified
Water:
Public Water
Utilities:
Electric, Gas-Natural
Has Garage:
Yes
Garage Spaces:
3
Driveway:
1 Car Width, Blacktop
Has a Pool:
No
Lot Description:
Level Lot
Lot Size:
3.607
Lot Size in Acres:
3.6
Zoning:
res
Garage Description:
Attached Garage
Elementary School:
Mendham
Jr. High School:
Mendham
High School:
W.M.Mendham
Property Type:
SFR
Property SubType:
Single Family
Year Built:
2026
Status:
Active
Senior Community:
No
Tax Amt / Rate / Rate Yr / Yr:
7284 / 1.707 / 2026 / 2025
Tax Year:
2025
Tax Amount:
$7,284
Days On Market:
1
$ per month
Year Fixed. % Interest Rate.
| Principal + Interest: | $ |
| Monthly Tax: | $ |
| Monthly Insurance: | $ |
Seller's Representative:
CENTURY 21 THE CROSSING
CENTURY 21 THE CROSSING
© 2026 Garden State MLS - Broker. All rights reserved.
The data displayed relating to real estate for sale 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. Copyright © 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved.
Notice: The dissemination of listings displayed herein 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.
Information deemed reliable but not guaranteed. Copyright © 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved.
Notice: The dissemination of listings displayed herein 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.
GSMLS (Broker IDX) data last updated at November 4, 2026, 12:47 AM ET
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