Date
Details
Price
Change
Source
5/04/2026
Listed
$1,685,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
1/40
$1,685,000 Just Listed
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
1/40
Property Description
Exceptional quality and workmanship is evident throughout this beautifully renovated center hall Colonial.The home is filled with exquisite detail, including crown moldings, raised paneled wainscoting with chair rails, built in cabinets and bookshelves throughout. The bright interior features large bay windows, 4/5 bedrooms, 2 1/2 baths, a mudroom, laundry room (with a chute!) and two masonry fireplaces. There is generous storage space with many closets, plus a large finished basement and walk up attic with three skylights. As you enter through the garden gate, you find a private getaway and a garden oasis with stone walls and winding paths, perennial gardens and flowering trees. The brick patio leads you to charming out buildings with electricity and skylights. The two tiered grassy yard is framed by English gardens. This home has been impeccably maintained and is a garden lover's paradise, offering an experience you won't forget. Berkeley Heights has an excellent school system, is close to transportation and town.
Full Property Details
Full Property Details for 638 Mountain Ave
General
- Price: $1,685,000
- Taxes: $16,151 (2025)
- Status: Active
- Type: Single Family
- Source: Garden_State
- MLS ID: 4025128
- Updated: 5/4/2026
- Added to Site: 2 day(s) ago
Interior
- Number of Rooms: 9
- 3rd Floor/Level 3: Attic
- 2nd Floor/Level 2: 4 Or More Bedrooms, Bath Main, Bath(s) Other, Office
- 1st Floor/Level 1: Breakfast Room, Dining Room, Family Room, Foyer, GarEnter, Kitchen, Laundry Room, Living Room, MudRoom, OutEntrn, Powder Room, Sunroom
- Lower Level: Rec Room, Storage Room, Workshop
- Interior Features: Beam Ceilings, Carbon Monoxide Detector, Drapes, Fire Extinguisher, High Ceilings, Security System, Skylight, Smoke Detector, SoakTub, Stall Shower
- Number of Fireplaces: 2
- Fireplace(s): Family Room, Gas Fireplace, Living Room, Wood-Burning
- Appliances: Carbon Monoxide Detector, Dishwasher, Dryer, Microwave, Electric Range and Oven, Refrigerator, Sump Pump, Washer
- Flooring: Carpeting, Tile, Wood
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 2
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 4
- Primary Bedroom: Full Bath
- Bedroom 1: 18 x 14, Second
- Bedroom 2: 19 x 13, Second
- Bedroom 3: 17 x 13, Second
- Bedroom 4: 16 x 13, Second
Other Rooms
- Living Room: 24 x 12, First
- Family Room: 24 x 20, First
- Kitchen: Breakfast Bar, Eat-In Kitchen, 26 x 13, First
- Dining Room: Formal Dining Room, 16 x 12, First
- Sunroom: 15 x 15, First
- Office: 9 x 8, Second
- Attic: 58 x 37, Third
- Foyer: 18 x 10, First
Exterior
- Exterior Features: Outbuilding(s), Patio, Privacy Fence, Storm Door(s), Storm Window(s), Underground Lawn Sprinkler, Wood Fence
- Color: yellow
Parking
- Garage: Yes
- Garage Spaces: 2
- Uncovered Spaces: 2
- Garage Description: Attached Garage, Garage Door Opener, InEntrnc
Location
- County: Union
- Driving Directions: Springfield Avenue to Snyder, Right on Mountain Avenue.
School Information
- Elementary School: Hughes
- Middle School: Columbia
- High School: Governor
Heating & Cooling
- Cooling Type: 2 Units, Central Air Conditioning
- Heating Type: 2 Units, Baseboard - Hotwater, Forced Hot Air
- Heating Fuel: Natural Gas
- Water Heater: Gas
Utilities
- Sewer: Public Sewer
- Water: Public Water
- Utility Description: Electric, Natural Gas, Cable TV Available
Structural Information
- Architectural Style: Colonial
- Basement: Yes
- Basement Desc.: Finished
- Roof: Asphalt Shingles
- Square Feet: 3,700
- Year Built: 1947
- Remodeled/Updated: 1995
Lot Features
- Lot Size (Acres): 1.76
- Lot Size: 1.760 AC
- Driveway/Sidewalk: 1 Car Width, Blacktop
- Zoning: res
- Lot Description: Wooded Lot
Financial Considerations
- Assessment Amount: $367,000
- Land Assmt: $180,400
- Tax Amount: $16,151
- Tax Year: 2025
Disclosures and Reports
- Ownership: Fee Simple
- Disclosures: Yes
- APN: 2901-03201-0000-00009-0000-
- Block: 3201
- Lot Number: 9
Listed by KL SOTHEBY'S INT'L. REALTY
We Value Your Privacy
We Value Your Privacy
We Value Your Privacy
Listing agent
— 638 Mountain Ave —
KL SOTHEBY'S INT'L. REALTY
973-768-5447
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 638 Mountain Ave
School District:Berkeley Heights Township School District
| Name | Grades | Distance |
|---|---|---|
Mcmillin Early Child Center 651 Mountain Avenue, Berkeley Heights, NJ 07922 | PK-1 | 0.1 mi |
Mountain Park Elementary School 55 Fairfax Drive, Berkeley Heights, NJ 07922 | 2-5 | 0.8 mi |
Columbia Middle School 345 Plainfield Avenue, Berkeley Heights, NJ 07922 | 6-8 | 0.6 mi |
Governor Livingston High School 175 Watchung Boulevard, Berkeley Heights, NJ 07922 | 9-12 | 2.9 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 638 Mountain Ave
Tax History
Tax History for 638 Mountain Ave
Year
Property Taxes
Change
Tax Assessment
Change
2024
$15,733
1%
$367,000
—
2023
$15,506
1%
$367,000
—
2022
$15,410
—
$367,000
—
2022
$15,374
—
$367,000
—
2021
$15,326
2%
$367,000
—
2018
$15,010
—
$367,000
-1%
2017
$15,001
2%
$371,300
—
2016
$14,737
-4%
$371,300
1%
2019
$15,330
5%
$367,000
-1%
2015
$14,655
7%
$371,300
—
2013
$13,742
—
$371,300
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 638 Mountain Ave
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
- Single Family
- Active
- Updated 6 hours ago
- 5Beds
- 6Total Baths
Listed by ROCCO & YOUNGBLOOD TEAM (973) 886-0590
- Single Family
- Active
- Updated 7 days ago
- 5Beds
- 5Total Baths
- 4,593Sq. Ft.
Listed by Keller Williams Towne Square Real
- Single Family
- Active
- Updated 4 days ago
- 4Beds
- 4Total Baths
- 3,743Sq. Ft.
Listed by Homecoin.Com
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
- Single Family
- Active
- Updated 6 days ago
- 4Beds
- 4Total Baths
Listed by Weiniger Realty
- Single Family
- Active
- Updated 6 days ago
- 4Beds
- 4Total Baths
Listed by BHHS FOX & ROACH
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
- Single Family
- Active
- Updated 1 day ago
- 4Beds
- 2Total Baths
Listed by Home Journey Realty
- Single Family
- Active
- Updated 6 days ago
- 4Beds
- 3Total Baths
- 3,000Sq. Ft.
Listed by Premierblu
- Single Family
- Active
- Updated 4 days ago
- 3Beds
- 1Total Bath
- 912Sq. Ft.
Listed by REALHOME SERVICES & SOLUTIONS INC
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
- Single Family
- Closed
- 6Beds
Listed by C-21 New Beginnings
Sold by Compass New Jersey, Llc
Sold by Compass New Jersey, Llc
- Single Family
- Closed
- 4Beds
Listed by Catherine DeBenedictis
Sold by Weichert Realtors
Sold by Weichert Realtors
- Single Family
- Closed
- Updated 5 days ago
- 6Beds
Listed by Keller Williams Towne Square Real
Sold by Louis Ferroni
Sold by Louis Ferroni
- Single Family
- Closed
- 5Beds
Listed by Keller Williams Realty
Sold by Keller Williams - Nj Metro Group
Sold by Keller Williams - Nj Metro Group
638 Mountain Ave, Berkeley Heights Township, NJ 07922 (MLS# 4025128) is a Single Family property with 4 bedrooms, 2 full bathrooms and 1 partial bathroom. 638 Mountain Ave is currently listed for $1,685,000 and was received on May 04, 2026. Want to learn more about 638 Mountain Ave? Do you have questions about finding other Single Family real estate for sale in Berkeley Heights Township? You can browse all Berkeley Heights Township real estate or contact a Coldwell Banker agent to request more information.