$3,248,000
OPEN SUN 1PM - 3PM NEW CONSTRUCTION

237 Mountainside Rd Mendham, NJ 07945

Mendham Area

Estimated payment $20,485/month

Total Views 228
7 Beds
7.5 Baths
7,100 Sq Ft
$457 Price per Sq Ft

Highlights

  • Hot Property
  • Colonial Architecture
  • Wood Flooring
  • Mendham Township Elementary School Rated A-
  • Recreation Room
  • High Ceiling

About This Home

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.

Listing Agent

Jacqueline Haynes

CENTURY 21 THE CROSSING Brokerage Phone: 973-227-7000 Listed on: 08/08/2026

CENTURY 21 THE CROSSING

Open House Schedule

  • Sunday, August 16, 2026
    1:00 to 3:00 pm
    8/16/2026 1:00:00 PM +00:00
    8/16/2026 3:00:00 PM +00:00

Home Details

Home Type

  • Single Family

Year Built

  • Built in 2026 | Under Construction

Lot Details

  • 3.6 Acre Lot
  • Level Lot

Parking

  • 3 Car Attached Garage

Home Design

  • Colonial Architecture
  • Asphalt Shingled Roof
  • Siding
  • Composite Building Materials

Interior Spaces

  • 7,100 Sq Ft Home
  • Dry Bar
  • High Ceiling
  • Gas Fireplace
  • Entrance Foyer
  • Family Room with Fireplace
  • Living Room
  • Formal Dining Room
  • Recreation Room
  • Wood Flooring

Kitchen

  • Breakfast Area or Nook
  • Eat-In Kitchen
  • Gas Oven or Range
  • Recirculated Exhaust Fan
  • Microwave
  • Dishwasher
  • Kitchen Island

Bedrooms and Bathrooms

  • 7 Bedrooms
  • Primary bedroom located on second floor
  • En-Suite Primary Bedroom
  • Walk-In Closet
  • Powder Room
  • Bathtub With Separate Shower Stall

Laundry

  • Laundry Room
  • Dryer
  • Washer

Finished Basement

  • Basement Fills Entire Space Under The House
  • Bedroom in Basement

Home Security

  • Carbon Monoxide Detectors
  • Fire and Smoke Detector

Outdoor Features

  • Patio
  • Porch

Schools

  • Mendham Elementary And Middle School
  • W.M.Mendham High School

Utilities

  • Multiple cooling system units
  • Forced Air Heating and Cooling System
  • Multiple Heating Units
  • Standard Electricity
  • Gas Water Heater

Home Details

Home Type

Single Family

Year Built

Built in 2026 | Under Construction

Lot Details

3.6 Acres

Parking

3

Listing Details

  • Style: Colonial
  • Primary Style: Colonial
  • Subproperty Type: Single Family
  • Year Built: 2026
  • Year Built Description: Under Construction
  • County Name: Morris
  • Directions: From route 24, take Mountain Avenue by the Black Horse Pub to a left on Mountainside Rd. Property is on the right
  • I D: 5450498
  • Attribution Contact: 973-227-7000
  • MLS Status: Active
  • Special Features: 3
  • Property Sub Type: Detached

Interior Features

  • Flooring: Wood
  • Fireplace Description: Family Room, Gas Fireplace
  • Number of Fireplaces: 1
  • Appliances: Dishwasher, Dryer, Kitchen Exhaust Fan, Microwave Oven, Range/Oven-Gas, Refrigerator, Washer
  • Interior Amenities: Bar-Dry, Carbon Monoxide Detector, High Ceilings, Smoke Detector, StallTub, TubShowr, Walk-In Closet
  • Bedrooms: 7
  • Master Bedroom Desc: Full Bath, Walk-In Closet
  • Bedroom 1 Level: Second
  • Bedroom 2 Level: Second
  • Bedroom 3 Level: Second
  • Bedroom 4 Level: Second
  • Primary Bathroom Features: Stall Shower And Tub
  • Bathrooms: 7.10
  • Full Bathrooms: 7
  • Half Bathrooms: 1
  • Basement: Yes
  • Basement Description: Finished, Full
  • Basement Level Rooms: 1 Bedroom, Leisure, Rec Room
  • Dining Room Level: First
  • Dining Area: Formal Dining Room
  • Den Level: First
  • Family Room Level: First
  • Kitchen Area: Center Island, Eat-In Kitchen, Pantry, Separate Dining Area
  • Kitchen Dim: 15x19
  • Kitchen Level: First
  • Living Room Dim: 14x17
  • Living Room Level: First
  • Other Room 1: Breakfast
  • Other Room1 Dim: 11x21
  • Other Room1 Level: First
  • Other Room 2: Bedroom
  • Other Room2 Dim: 14x17
  • Other Room2 Level: Second
  • Other Room 3: Bedroom
  • Other Room3 Dim: 14x17
  • Other Room3 Level: First
  • Other Room 4: Laundry Room
  • Other Room4 Dim: 9x10
  • Other Room4 Level: Second
  • Level 1 Rooms: 1 Bedroom, Bath Main, Dining Room, Family Room, Foyer, GarEnter, Kitchen, Living Room, Pantry, Porch, Powder Room
  • Level 2 Rooms: 4 Or More Bedrooms, Laundry Room
  • Estimated Sq Ft: 7100

Exterior Features

  • Exterior Description: Composition Siding
  • Exterior Features: Open Porch(es), Patio
  • Roof Description: Asphalt Shingle

Garage/Parking

  • Garage Description: Attached Garage
  • Number Garage Spaces: 3
  • Parking Driveway Description: 1 Car Width, Blacktop

Utilities

  • Cooling: 3 Units, Central Air
  • Fuel Type: Gas-Natural
  • Heating: 3 Units, Forced Hot Air
  • Sewer: Septic 5+ Bedroom Town Verified
  • Utilities: Electric, Gas-Natural
  • Water: Public Water
  • Water Heater: Gas

Schools

  • High School: W.M.Mendham
  • Middle Jr High School: Mendham

Lot Info

  • Lot Size: 3.607
  • Easement: Unknown
  • Lot Description: Level Lot
  • Total Acres: 3.60
  • Zoning: res

Tax Info

  • Tax Amount: 7284
  • Tax Rate Amount: 1.707
  • Tax Year: 2025

MLS Schools

  • Grade School: Mendham

Map

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Property History

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Date Event Price List to Sale Price per Sq Ft
08/08/2026 08/08/26 For Sale $3,248,000 -- $457 / Sq Ft
Source: Garden State MLS

Source: Garden State MLS

MLS Number: 4045766

Garden State MLS
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