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$1,899,999 Just Listed

  • For Sale
  • Active
  • Single Family
  • 6 Beds
  • 5 Full Baths
  • 1 Partial Bath
  • 1 Car Garage
  • Updated 9 hours ago

Next open house:

Open House: 1:00 PM - 4:00 PM

Saturday 5/2 1:00 PM - 4:00 PM

336 Mountain Ave,Westfield, NJ 07090

336 Mountain AveWestfieldNJ07090

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  • Open House: 1:00 PM - 4:00 PM

    Sunday 5/3 1:00 PM - 4:00 PM

    336 Mountain Ave,Westfield, NJ 07090
    336 Mountain AveWestfieldNJ07090
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Nestled in the heart of Westfield, just moments from downtown, Mindowaskin Park, and top-rated schools, this renovated and expanded Victorian home beautifully blends timeless character with modern living. A restored front porch welcomes you into a grand foyer, where stunning stained-glass windows, beautiful woodwork, and brand-new flooring throughout set the tone for what is to come. Light-filled living spaces include an inviting family room with a wood-burning fireplace, creating a warm and welcoming setting for everyday living and entertaining.The heart of the home is a beautifully designed kitchen with Thermador appliances, quartz countertops, an impressive 11-foot waterfall island, custom soft-close cabinetry, a walk-in pantry, and a coffee bar w/ wine fridge.The second floor offers a luxurious primary suite with a custom closet, private balcony, and enormous spa-like bath, along with three additional bedrooms, a hall bath, and an ensuite bath. A sun-filled turret provides a charming space for a home office, reading nook, or retreat. The third floor features two additional bedrooms connected by a Jack-and-Jill bath. The finished basement offers flexible living space with a full bath. With HardiePlank siding, new electrical and plumbing, and a fully fenced backyard, just to name a few updates. Dont miss this rare opportunity to own a truly special home in one of Westfield's most sought-after locations, where history, beauty, and everyday comfort come together with ease.

Full Property Details for 336 Mountain Ave

General

  • Price: $1,899,999
  • Taxes: $17,969 (2025)
  • Status: Active
  • Type: Single Family
  • Source: Garden_State
  • MLS ID: 4023965
  • Updated: Today (4/29/2026)
  • Added to Site: Today

Interior

  • Number of Rooms: 19
  • 3rd Floor/Level 3: 2 Bedrooms, Bath(s) Other, Office
  • 2nd Floor/Level 2: 4 Or More Bedrooms, Bath Main, Bath(s) Other, Laundry Room, Office
  • 1st Floor/Level 1: Other Bath, Dining Room, Kitchen, Living Room, MudRoom, Pantry
  • Lower Level: Family Room, Office, Storage Room
  • Interior Features: Bar, Carbon Monoxide Detector, High Ceilings, Smoke Detector, SoakTub, Track Lighting, Walk-In Closet
  • Number of Fireplaces: 2
  • Fireplace(s): Bedroom 3, Family Room, Wood-Burning
  • Appliances: Carbon Monoxide Detector, Dishwasher, Kitchen Exhaust Fan, Microwave, Gas Range and Oven, Refrigerator, Sump Pump, Wine Refrigerator
  • Flooring: Tile, Wood

Rooms

Bathrooms

  • Total Bathrooms: 6
  • Full Bathrooms: 5
  • Half Bathrooms: 1

Bedrooms

  • Total Bedrooms: 6
  • Primary Bedroom: Walk-In Closet
  • Bedroom 1: 14 x 17, Second
  • Bedroom 2: 15 x 13, Second
  • Bedroom 3: 14 x 14, Second
  • Bedroom 4: 11 x 15, First

Other Rooms

  • Living Room: 16 x 30, First
  • Family Room: 13 x 16, Basement
  • Kitchen: Center Island, Eat-In Kitchen, Pantry, 25 x 27, First
  • Dining Room: Formal Dining Room, 17 x 18, First
  • MudRoom: 11 x 13, First
  • Bedroom/Office: 11 x 16, Basement
  • Office: 9 x 11, Third
  • Storage Room: 23 x 18, Basement
  • In-Law/Au Pair Suite: Yes
  • Suite: Bedroom 2

Exterior

  • Exterior Features: Curbs, MetalFnc, OpenPrch, Patio, Pergola, Sidewalk

Parking

  • Garage: Yes
  • Garage Spaces: 1
  • Uncovered Spaces: 2
  • Garage Description: Detached Garage

Location

  • County: Union
  • Driving Directions: Mountain Ave to Kimball Ave

School Information

  • Elementary School: Wilson
  • Middle School: Roosevelt
  • High School: Westfield

Heating & Cooling

  • Cooling Type: 2 Units
  • Heating Type: 1 Unit, Multi-Zone
  • 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: Victorian
  • Basement: Yes
  • Basement Desc.: Finished-Partially
  • Roof: Asphalt Shingles
  • Year Built: 1898
  • Remodeled/Updated: 2026

Lot Features

  • Lot Size (Acres): 0.29
  • Lot Size: 75 x 170
  • Driveway/Sidewalk: 1 Car Width
  • Lot Description: Corner

Financial Considerations

  • Assessment Amount: $783,300
  • Land Assmt: $482,000
  • Tax Amount: $17,969
  • Tax Year: 2025

Disclosures and Reports

  • Ownership: Fee Simple
  • Exclusions: Drapes are not included.
  • APN: 2920-02403-0000-00001-0000-
  • Block: 2403
  • Lot Number: 1

Listed by Corcoran Sawyer Smith

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Listing agent

— 336 Mountain Ave —

  • Corcoran Sawyer Smith

201-653-8000

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 336 Mountain Ave

School District:Westfield Town School District
NameGradesDistance
Wilson Elementary School, Westfield, NJ
301 Linden Avenue, Westfield, NJ 07090
1-50.4 mi
Lincoln Early Childhood Center
728 Westfield Avenue, Westfield, NJ 07090
PK-K1.2 mi
Roosevelt Intermediate School
301 Clark Street, Westfield, NJ 07090
6-80.6 mi
Westfield Senior High School
550 Dorian Road, Westfield, NJ 07090
9-120.9 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 336 Mountain Ave Get Price Alerts and Save Property

Date
Details
Price
Change
Source
4/29/2026
Listed
$1,899,999
90%
MLS
3/14/2025
Sold
$999,999
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 336 Mountain Ave

Year
Property Taxes
Change
Tax Assessment
Change
2024
$17,656
2%
$784,000
—
2023
$17,295
2%
$784,000
—
2022
$16,934
—
$784,000
—
2022
$16,927
—
$784,000
—
2021
$16,958
3%
$784,000
341%
2018
$16,521
1%
$177,700
—
2017
$16,430
2%
$177,700
—
2016
$16,045
2%
$177,700
—
2015
$15,725
-24%
$177,700
-82%
2019
$20,717
42%
$963,600
442%
2013
$14,541
—
$177,700
—
View All
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 for 336 Mountain Ave

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by Corcoran Sawyer Smith

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336 Mountain Ave, Westfield, NJ 07090 (MLS# 4023965) is a Single Family property with 6 bedrooms, 5 full bathrooms and 1 partial bathroom. 336 Mountain Ave is currently listed for $1,899,999 and was received on April 29, 2026. Want to learn more about 336 Mountain Ave? Do you have questions about finding other Single Family real estate for sale in Westfield? You can browse all Westfield real estate or contact a Coldwell Banker agent to request more information.

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