For Sale
Single family home for sale at 251 Mountainside Rd, Mendham, NJ 07945 | MLS# 4027256 | Listing updated on 2026-11-06
Photo 1 of Single family home for sale at 251 Mountainside Rd, Mendham, NJ 07945 | MLS# 4027256 | Listing updated on 2026-11-06
Photo 2 of Single family home for sale at 251 Mountainside Rd, Mendham, NJ 07945 | MLS# 4027256 | Listing updated on 2026-11-06
Photo 3 of Single family home for sale at 251 Mountainside Rd, Mendham, NJ 07945 | MLS# 4027256 | Listing updated on 2026-11-06
Photo 4 of Single family home for sale at 251 Mountainside Rd, Mendham, NJ 07945 | MLS# 4027256 | Listing updated on 2026-11-06
45+
Beds Icon

Street View

$2,450,000

Monthly Est:$12,195

  • Beds Icon7 Beds
  • Beds Icon
    6 Baths
  • Beds Icon--sqft

251 Mountainside Rd, Mendham, NJ 07945

$12,195/moEst:

Get Pre-Approved

  • Single Family Residence

  • Built in 1906

  • $-- HOA

  • 4.3 acres lot

  • --/sqft

  • Houzeo last checked: 5 hours ago
  • Listing updated: November 6, 2026 at 9:23 am
  • Listing Provided by: | KL SOTHEBY'S INT'L. REALTY (908) 696-8600
  • Source: Garden State MLS-NJ | MLS#: 4027256 Garden State MLS-NJ

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    -

  • County

    Morris County

  • City

    Mendham

  • Neighborhood

    --

  • Year Built

    1906

  • HOA Fees

    -

  • Finished Area

    - sqft

  • Lot Size

    4.3 acres lot

  • Basement Area

    - sqft

  • MLS Name

    Garden State MLS

  • MLS Number

    4027256

  • MLS Status

    Active

  • Days on Market

    181

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Location

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 7

    Bathrooms: 6

  • Game Room

    Level: Basement

    Area: 648.00 Square Feet

    Dimensions: 36x18

  • Conservatory

    Level: First

    Area: 208.00 Square Feet

    Dimensions: 16x13

  • Bedroom

    Level: Second

    Area: 140.00 Square Feet

    Dimensions: 14x10

  • Foyer

    Level: First

    Area: 425.00 Square Feet

    Dimensions: 25x17

  • Bedroom1

    Level: Second

    Area: 320.00 Square Feet

    Dimensions: 20x16

  • Bedroom2

    Level: Second

    Area: 224.00 Square Feet

    Dimensions: 16x14

  • Dining Room

    Level: First

    Area: 384.00 Square Feet

    Dimensions: 24x16

  • Bedroom4

    Level: Second

    Area: 208.00 Square Feet

    Dimensions: 16x13

  • Den

    Level: First

    Area: 156.00 Square Feet

    Dimensions: 13x12

  • Kitchen

    Level: First

    Area: 378.00 Square Feet

    Dimensions: 21x18

  • Bedroom3

    Level: Second

    Area: 308.00 Square Feet

    Dimensions: 22x14

  • Living

    Level: First

Interior

  • Exterior Features

    Enclosed Porch(es), Greenhouse Type Room, Outbuilding(s), Patio, Storage Shed, Tennis Courts

  • Appliances

    Carbon Monoxide Detector, Cooktop Gas, Dishwasher, Dryer, Generator Built In, Kitchen Exhaust Fan, Microwave Oven, Refrigerator, Wall Oven(s) Electric, Washer, Wine Refrigerator

  • Cooling

    None

  • Sewer

    See Remarks

  • Interior Features

    Bar Wet, Ceil Beam, Elevator

  • Flooring

    Tile, Wood

Construction

  • Year Built

    Year Built: 1906

  • Home type

    Single Family Residence

  • Roof

    Slate

  • Construction Materials

    Stucco, Wood

Utilities & Energy

  • Fireplace Features

    Bedroom 1, Dining Room, Foyer/hall, Kitchen, Living Room, Wood Burning

  • Basement

    Finished Partially, Unfinished, Walkout

  • Water Source

    Public Water

  • Utilities

    Electric, Gas Natural

  • Association Amenities

    Billiards Room, Tennis Courts

Other Features

  • Disclosures

    Yes

  • Lot Features

    Backs To Park Land, Open Lot, Wooded Lot

Price History

DateEventPrice

11/06/2026

Source: mls_logoGarden State MLS-NJ #4027256

Listed for Sale

$2,450,000

$0/sqft

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Based on information from the Garden State Multiple Listing Service L.L.C. (alternatively, from the 'GSMLS') through Nov 11, 2026, 04:45AM.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. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified. This representation is based in whole or in part on data supplied by the Garden State Multiple Listing Service, L.L.C. GSMLS does not guarantee nor is in any way responsible for its accuracy. Data maintained by GSMLS may not reflect all real estate activity in the market 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. © 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved.

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