Lovingly owned for over three decades, this well-maintained home is being offered for sale for the first time since the current owners raised their family here. Located in one of Mountainside's most desirable neighborhoods, it offers space, functionality, and lasting pride of ownership. The main level features 3 bedrooms and 2 full bathrooms, including a primary suite with a private bath, plus a comfortable living room, dining area, and kitchen. The finished basement adds valuable living space with a full bathroom and direct interior access to the oversized attached 2-car garage, ideal for recreation, guests, hobbies, or a home office. Enjoy outdoor living on the large rear deck overlooking a spacious backyard with fenced areas for pets, a protected garden section, and additional yard space beyond the existing fence. Additional features include central air conditioning, public water and sewer, propane heat, a large driveway with ample parking, and included washer and dryer. Vacant and ready for immediate occupancy, this home offers an exceptional opportunity to update and make it your own while benefiting from years of careful maintenance. Conveniently located near shopping, dining, major roadways, parks, and highly regarded Mountainside schools, this property combines everyday convenience with the charm and quality of one of Union County's most sought-after communities.
Rare opportunity! Step into luxury with this to-be-built 6-bedroom, 5.1-bath Modern Transitional Colonial on a quiet cul-de-sac in Mountainside. Spanning 4,984 sq. ft. across three levels, this home offers exceptional craftsmanship and an early-stage opportunity to collaborate with the builder on select finishes, including cabinetry, countertops, and flooring.The main level (1,908 sq. ft.) features an open-concept kitchen and breakfast area flowing into a family room, plus a formal dining room, private home office, powder room, and guest en-suite. Upstairs (1,850 sq. ft.), the primary suite includes a five-fixture spa bath and oversized walk-in dressing room, with three additional bedrooms, two full baths, and a laundry center. The walk-out lower level (1,226 sq. ft.) adds a sixth bedroom, full bath, and large recreation area.Additional highlights include a built-in 1-car oversized garage and double-width driveway. Mountainside offers a streamlined NYC commute via the NJ Transit Midtown Direct train and Route 22 bus, top-rated schools including Deerfield School and Governor Livingston High School, and proximity to Watchung Reservation, Trailside Nature & Science Center, Watchung Stable, major highways, and Newark Liberty International Airport. A rare chance to customize your dream home today! Fall completion. Under construction, property is currently framed, windows to be installed next week-There is no access to interior- you may drive by to see front exterior.

Mountainside is located in New Jersey. Mountainside, New Jersey has a population of 7,003. Mountainside is more family-centric than the surrounding county with 40.09% of the households containing married families with children. The county average for households married with children is 34.03%.
The median household income in Mountainside, New Jersey is $133,365. The median household income for the surrounding county is $87,369 compared to the national median of $69,021. The median age of people living in Mountainside is 51 years.
The average high temperature in July is 86.4 degrees, with an average low temperature in January of 21 degrees. The average rainfall is approximately 50 inches per year, with 24 inches of snow per year.