Mountainside Boro Homes with Split Level Style

Welcome to Mountainside Boro, a picturesque gem nestled in Union County, New Jersey. This charming town is renowned for its serene suburban atmosphere, offering residents a perfect blend of natural beauty and modern conveniences. Surrounded by the breathtaking Watchung Mountains, Mountainside is an outdoor enthusiast's paradise, with ample opportunities for hiking, biking, and enjoying the lush landscapes. The town is also conveniently located, providing easy access to major highways, making commutes to nearby cities like Newark and New York City a breeze.

Mountainside Boro boasts a diverse array of homes, but one style that stands out is the split-level home. These unique residences are characterized by their multi-level design, which not only maximizes space but also provides a sense of privacy and separation between living areas. Perfect for families or those who enjoy entertaining, split-level homes often feature open floor plans that seamlessly connect the living, dining, and kitchen spaces.

With their distinctive architectural charm, split-level homes in Mountainside are often surrounded by beautifully landscaped yards, providing a serene retreat right at your doorstep. Many of these homes offer stunning views of the surrounding mountains, allowing residents to enjoy nature's beauty from the comfort of their own living rooms.

Whether you're a first-time homebuyer or looking to settle down in a peaceful community, Mountainside Boro and its split-level homes offer an inviting atmosphere that feels like home. Experience the perfect balance of suburban tranquility and vibrant community life in this delightful New Jersey town.

Newest Mountainside Boro Homes with Split Level Style

$999,000

4 Beds ⋅ 3.1 Baths ⋅ 4057703 MLS

Welcome home to 310 Old Grove Rd, an updated, turnkey home where pride of ownership shines throughout. Located in one of Mountainside's sought-after neighborhoods, this beautifully maintained 4-bedroom, 3.5-bath residence offers a thoughtful layout for everyday living and entertaining. A two-story foyer leads to the main level, featuring a formal living room with a large bay window, formal dining room, eat-in kitchen, and inviting three-season room overlooking the serene, park-like backyard. The second level offers three well-appointed bedrooms, including an ensuite bedroom with a full bath that can serve as a primary suite, plus an updated hall bathroom. The private third-level primary suite features generous closet space and a full bath. The ground level includes a family room with backyard access, powder room, and attached two-car garage with EV charger. The basement provides laundry and ample storage or future finishing space. The fully fenced backyard includes a paver patio, pergola, gas line, swing set, and shed. Mountainside offers a welcoming community, highly regarded Blue Ribbon School District, beautiful parks, and convenient access to NYC. With its versatile floor plan, extensive improvements, comfortable living spaces, and exceptional outdoor setting, 310 Old Grove Rd offers the space, flexibility, and convenience you've been looking for and a place to truly call home. See additional documents for recent improvements.

310 Old Grove Rd, Mountainside Boro

$950,000

3 Beds ⋅ 1.2 Baths ⋅ 4056617 MLS

Picture Perfect Split Level located on the infamous Halloween Alley. Don't miss the opportunity to live in this renovated, elegant, gem. The first level features a living room with bay window and wood burning fireplace, formal dining room and renovated granite kitchen with a peninsula and open to the huge trex deck. Gleaming hardwood floors and abundant closets throughout. The second level boasts a primary bedroom with renovated half bath, plus two additional bedrooms and a full renovated hall bath. A generous family room, a laundry and half bath are located on the ground level. A full unfinished basement with high ceilings, ready to be finished, complete this level. Plus an attached garage accessed from family room, complete with an EV Charger. Located on a spacious, level, professionally landscaped lot on a tranquil tree lined street, just moments to schools, shops, restaurants and NYC transportation. Fireplace, flue and chimney as is, no known issues. Fridge in basement, deck furniture and mounted wall tv included.

317 Old Tote Rd, Mountainside Boro

$975,000

3 Beds ⋅ 2.1 Baths ⋅ 4053328 MLS

Welcome to this expansive split-level home offering exceptional space, versatility, hospitality and convenience in one of Union County's desirable communities. The main level features an updated kitchen with an open flow to the dining area and formal living room, beautiful hardwood floors and SS appliances w/ kitchen bar. This well maintained home features updated windows that bring in an abundance of natural light. The primary bedroom offers a private full bath and deep closets, while the additional bedrooms feature hardwood flooring beneath the existing rugs.The freshly painted ground level adds incredible flexibility with updated LVP flooring, a second kitchen, half bath, private secondary entrance off of driveway, and walk-out access to the fully fenced yard with expansive patio and outdoor kitchen set up. This level also provides access to a basement bonus room and laundry area, perfect for recreation, guests, office space, or extended living. A true highlight is the oversized 4-car garage with heater(as is) and both front and rear garage doors, offering exceptional space for vehicles, hobbies, equipment, or storage. Enjoy the privacy of the fully fenced yard and all this home has to offer. Ideally located just minutes from Summit Train Station, bus transportation, Route 22, Route 78, Route 24, the Garden State Parkway, and more, providing convenient access to commuting, shopping, dining, and surrounding communities.

336 Summit Rd, Mountainside Boro

Start Your Search

The data displayed relating to real estate for sale 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.
The information being provided is for the 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.
Information deemed reliable but not guaranteed.
Copyright 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved.

Updated:

The data relating to real estate for sale on this web-site comes in part from the Internet Listing Display database of the CENTRAL JERSEY MULTIPLE LISTING SYSTEM, INC. Real estate listings held by brokerage firms other than this site-owner are marked with the ILD logo. The CENTRAL JERSEY MULTIPLE LISTING SYSTEM, INC does not warrant the accuracy, quality, reliability, suitability, completeness, usefulness or effectiveness of any information provided. The information being provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify properties the consumer may be interested in purchasing or renting.
Copyright 2026, CENTRAL JERSEY MULTIPLE LISTING SYSTEM, INC. All rights reserved.The CENTRAL JERSEY MULTIPLE LISTING SYSTEM, INC retains all rights, title and interest in and to its trademarks, service marks and copyrighted material.