40 Mountain Ave

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per Sq. Ft.

Description

Bring your vision to this charming cottage-style home nestled on one of Mendham's most iconic streets. Offering the ease of one-floor living, this property sits on a deep, level lot perfect for expansion or creating your dream outdoor space. Located in the two-family zone, the possibilities are endless. Whether you're looking to renovate, expand, or invest, this home provides a rare opportunity in a prime location. Enjoy the convenience of sidewalks leading to town parks, recreation areas, highly...Bring your vision to this charming cottage-style home nestled on one of Mendham's most iconic streets. Offering the ease of one-floor living, this property sits on a deep, level lot perfect for expansion or creating your dream outdoor space. Located in the two-family zone, the possibilities are endless. Whether you're looking to renovate, expand, or invest, this home provides a rare opportunity in a prime location. Enjoy the convenience of sidewalks leading to town parks, recreation areas, highly rated schools, and quaint local shops. Visit the historic Black Horse Inn for a taste of Mendham's rich heritage. From your front yard, experience the charm and community spirit that make Mendham so desirable. Don't miss this chance to create your perfect home in one of New Jersey's most sought-after towns!
  1. Listed by ELLEN GORDON • COLDWELL BANKER REALTY

Property Details for 40 Mountain Avenue

Style
Cottage
Directions
Main Street (Route 24) to Mountain Avenue, house on left
Days On Market
24
Primary Style
Cottage
LISTING UPDATED: 01/26/2026 05:48 PM

Property Details for 40 Mountain Avenue

StatusActive
MLS #4003849
Days on Market33
Taxes$10,482 / year
HOA Fees-
Condo/Co-op Fees-
Compass TypeSingle Family
MLS TypeResidential / Single Family
Year Built1940
Lot Size0.87 AC / 37,897 SF
CountyMorris County

Location

Listing Courtesy of COLDWELL BANKER REALTY, ELLEN GORDON
Add your commute

Building Information for 40 Mountain Avenue

Stories-Year Built1940Building Size-Lot Size0.87 AC / 37,897 SF

Payment Calculator

$3,798 per month

30 year fixed, 6.15% Interest

Principal and Interest

$2,924

Property Taxes

$874

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

Property Information for 40 Mountain Avenue

Summary
Location and General Information
  • Zoning: Res
  • Address Included: Y
  • Middle/Jr High School: MT.View
  • Grade School: Hilltop
  • High School: W.M.Mendham
  • Active Days on Market: 24
  • County #: Morris
  • Town Name: Mendham Boro
  • Community Living: No
  • Block Identifier: 401
  • Listing Type: Exclusive Right to Sell
  • Color of Building: Green
  • Town #: 2319.0
  • Street # Display: 40.0
  • In-Law Suite: No
  • # Parking Spaces: 4
  • County Or Parish: Morris
  • Street Name: Mountain Ave
  • Zip Code: 07945-1420
Taxes and HOA Information
  • Assess Total Tax: *
  • Assess Amt Land Tax: *
  • Assess Amt Bldg Tax: *
  • Block ID Tax: *
  • Acres Tax: *
  • County Code Tax: *
  • County Tax: *
  • Tax Amount: $10,482
  • Street name Tax: *
  • Zip Code Tax: *
  • Street # Tax: *
  • City Code Tax: *
  • City Tax: *
  • Tax Amount Tax: *
  • Assessment Total: 426100.0
  • Tax ID For Property: 2318-00401-0000-00021-0000-
  • Tax Id Tax: *
  • Tax Rate Amount: $2
  • Tax Rate Tax: *
  • Tax Rate Year: 2025
  • Tax Year: 2024
  • Tax Year Tax: *
  • Lot ID Tax: *
  • Lot Size Tax: *
Parking
  • Parking/Driveway Description: 1 Car Width, Blacktop
  • # Garage Spaces: 2
  • Garage Description: Detached Garage
Property
Lot Information
  • Appliances: Dryer, Range/Oven-Electric, Refrigerator, Washer
  • Lot Description: Level Lot
  • Lot Identifier: 21
  • Approximate Lot Size: 0.870 AC
  • Total Acres: 0.87
  • Construction Date/Year Built: 1940
  • Construction Date/Year Built Des: Approximate
Property and Assessments
  • Assessment Bldg: 129600.0
  • Assessment Land: 296500.0
  • Farm Assessment: No
Utilities
  • Cooling: See Remarks
  • Services: Cable TV Available
  • Utilities: Electric, Gas In Street
  • Water: Public Water
  • Water Heater: Electric
  • Handicap Modified: No
  • Heating: 1 Unit
  • Fuel Type: OilAbOut
  • Sewer: Public Sewer
Interior and Exterior Features
Exterior Features
  • Pool: No
  • Exterior Description: See Remarks
  • Exterior Features: Enclosed Porch(es), Sidewalk
Interior Features
  • Interior Features: Carbon Monoxide Detector, Fire Extinguisher, Shades, Smoke Detector
  • Flooring: Carpeting, Vinyl-Linoleum
  • Roof Description: Asphalt Shingle
  • Basement: Yes
  • Basement Description: Unfinished
  • # Baths: 2.0
  • # Full Baths: 2
  • # Half Baths: 0
  • Bedroom 1 Level: First
  • Bedroom 2 Level: First
  • Bedroom 3 Level: First
  • # Bedrooms: 3
  • Easement: Unknown
  • # Fireplaces: 0
  • Kitchen Area: See Remarks
  • Kitchen Level: First
  • Dining Area: Formal Dining Room
  • Dining Room Level: First
  • Living Room Level: First
  • Level 1 Rooms: 3 Bedrooms, Bath Main, Bath(s) Other, Dining Room, Kitchen, Living Room
  • Master Bedroom Desc: 1st Floor, Full Bath
  • # Rooms: 6
  • Other Room 3: Utility Room
Rental
Rental Information
  • Home Warranty: false

Property History for 40 Mountain Avenue

DateEvent & SourcePriceAppreciation
Jan 7, 2026

Listed (Active)

GSMLS #4003849

$599,999
DateEvent & SourcePrice
01/07/2026

Listed (Active)

GSMLS #4003849

$599,999

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 40 Mountain Avenue

Taxable ValueLand$296,500Additions$129,600Total$426,100
Tax Record2024$9,982 ($832 / month)
Home Facts
Beds0Total Finished SqFt1,386 SqFtAbove Grade Finished SqFt1,386 SqFtStories1Lot Size37,897 SqFtStyleSingle Family ResidenceYear Built1940Zoning1/2ACountyMORRISAPN18 00401-0000-00021

Schools near 40 Mountain Avenue

This home is within West Morris Regional High School District.
Rating
School
Type
Grades
Distance
Public - PK to 4
Public - 5 to 8
Public - 9 to 12
Public - 9 to 12
Rating
School
Distance
Hilltop School
PublicPK to 4

Mountain View Middle School
Public5 to 8

West Morris Central High School
Public9 to 12

West Morris Mendham High School
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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40 Mountain Avenue is a single family home for sale in Mendham, NJ 07945. This property was listed for sale on January 7, 2026 by COLDWELL BANKER REALTY, it's currently listed at $599,999. This listing's school districts are West Morris Regional High School District, Mendham Borough School District. Nearby schools include Hilltop School, Mountain View Middle School and West Morris Central High School. 40 Mountain Avenue is a 3-bed, 2-bath, single family home built in 1940.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of COLDWELL BANKER REALTY, ELLEN GORDON

The data relating to the real estate for sale on this website comes in part from the Internet Data Exchange Program of the NJMLS. Real estate listings held by brokerage firms other than (insert office name) aremarked with the Internet Data Exchange logo and information about them includes the name of the listing brokers. Some properties listed with the participating brokers do not appear on this website at the request of the seller. Listings of brokers that do not participate in Internet Data Exchange do not appear on this website. All information deemed reliable but not guaranteed. Last date updated: 02/08/2026 10:24 PM. Source: New Jersey Multiple Listing Service, Inc. © 2026 New Jersey Multiple Listing Service, Inc. All rights. The data relating to the real estate for sale and sold listing information on this website comes from the New Jersey Multiple Listing Service, Inc. Virtual Office Website (VOW) program. This website may not include listings or property addresses of sellers who have directed their listing brokers to withhold their listing or their property address from display on the Internet. Sold listings may have been listed and/or sold by a real estate brokerage other than (insert office name). All information deemed reliable but not guaranteed. NLMLS makes no representation or warranty regarding the accuracy of the data. This data and information is protected under federal copyright laws which prohibit the unauthorized copying or alternation of all or any part of copyrighted materials, including certain compilations of data and information. Copyright violators may be subject to severe fines and penalties under federal law. Source: New Jersey Multiple Listing Service Inc. Last date updated: 02/08/2026 10:24 PM © 2026 New Jersey Multiple Listing Service Inc. All rights reserved.