Mt. Sinai Homes for Sale

Welcome to Mt. Sinai, New York – a hidden gem nestled in the heart of Suffolk County. This charming community, known for its picturesque landscapes and friendly atmosphere, offers a perfect blend of suburban tranquility and easy access to the vibrant lifestyle of Long Island. With its rich history and stunning natural beauty, Mt. Sinai is an ideal place for families, retirees, and anyone looking to enjoy the best of what New York has to offer.

Mt. Sinai boasts a variety of outdoor recreational opportunities, including nearby parks, hiking trails, and beautiful beaches along the Long Island Sound. Residents can enjoy weekend picnics at the scenic Mt. Sinai Harbor or take leisurely strolls through the lush green spaces that dot the area. The town is also home to a selection of top-rated schools, making it an excellent choice for families seeking a nurturing environment for their children.

For those considering making Mt. Sinai their home, the real estate market offers a diverse array of homes for sale. From charming single-family residences to spacious contemporary designs, there’s something to suit every taste and budget. Many properties feature beautiful yards, modern amenities, and easy access to local shops and dining options. Whether you're a first-time buyer or looking to upgrade, Mt. Sinai presents a unique opportunity to invest in a growing community with a bright future.

Discover the enchanting lifestyle that awaits you in Mt. Sinai, where the beauty of nature meets the warmth of community living. Your dream home is just a visit away!

Newest Mt. Sinai Homes for Sale

$919,000

4 Beds ⋅ 3 Baths ⋅ 1027854 MLS

Tucked away at the end of a long private driveway on a beautifully manicured acre, this custom farmhouse-inspired colonial offers timeless charm with today's most sought-after finishes. A welcoming wraparound front porch sets the tone before stepping inside to rich hardwood floors, custom millwork, oversized Andersen windows, and beautifully designed living spaces that blend warmth with sophistication. The heart of the home is an absolutely stunning chef's kitchen featuring granite countertops, stainless steel Samsung appliances, quality cabinetry, and an effortless flow into the main living areas—perfect for everyday living and entertaining alike. Upstairs you'll find four spacious bedrooms, including an exceptional primary suite with triple closets and a beautifully renovated spa-inspired bath featuring dual vanities and an oversized dual rain shower. Every bathroom has been thoughtfully updated with timeless finishes. One of the home's most unforgettable features is the hidden bookcase passage leading to the unfinished third-floor attic—a rare space with unlimited potential. The unfinished lower level offers approximately 8 foot ceilings, outside entry, and endless possibilities for recreation, fitness, hobbies, or future expansion. Outside, enjoy nearly an acre of level property with a patio, underground sprinklers, intentional landscaping, and plenty of room to relax or entertain. Additional highlights include a NEW Biasi boiler and Riello burner, 2-zone central air, central vacuum, oversized garage, newer 50-year roof and gutters, and countless custom details throughout. All mechanical systems are young creating a completely move-in ready home. Located within the Mount Sinai School District, this is a home that combines privacy, craftsmanship, and everyday comfort in one exceptional package.

93 Chestnut Street, Mt. Sinai

$829,999

5 Beds ⋅ 4 Baths ⋅ 1024713 MLS

Welcome to 5 Fowler Lane, a beautifully maintained 4-bedroom, 3.5-bath Center Hall Colonial offering timeless style and modern updates in the heart of Mount Sinai. This spacious home features hardwood floors throughout, extensive crown molding, an inviting den with a fireplace, and a beautifully appointed eat-in kitchen with cherry wood cabinetry, granite countertops, an oversized center island, and a premium Rinnai exhaust fan. French doors lead to a private backyard with a deck, perfect for entertaining. Recent updates include a new roof, premium siding, and replacement windows. Additional highlights include natural gas heating, a cobblestone-lined driveway, an attached two-car garage, and elegant two-tone PVC fencing surrounding the expansive backyard. The neighborhood is walking distance to the Mount Sinai schools, and to Heritage Park as well as perfectly situated between Port Jefferson Village and Cedar Beach where you can enjoy fishing boating and swimming. North Shore Rail trail, 10 miles long, for biking or walking is just steps from the house. Combining classic charm with thoughtful improvements, this exceptional home offers comfort, style, and convenience in a highly desirable Mount Sinai location.

5 Fowler Lane, Mt. Sinai

$729,888

3 Beds ⋅ 2 Baths ⋅ 1025105 MLS

Welcome to this stunning expanded ranch situated on 0.82 acres, featuring a pristine in ground pool! The brand new updated kitchen boasts soft close cabinets, granite countertops and brand new appliances, highlighted by a SPACIOUS island. Enjoy the comfort of central AC, along with a new Roth oil tank and a 40 Gallon Buderus water heater and boiler. The property includes updated 200 amp electrical service and a six zone in ground sprinkler system. The expanded driveway leads to a generous four car garage, ensuring ample storage space. Inside, you'll find three bedrooms and two bathrooms, with the primary bathroom being newly updated. There’s also room for a home office or the potential for additional bedrooms. Conveniently located just three miles from the Port Jeff train station and ferry, this home is minutes away from Heritage Park, Trader Joe’s, Uncle Giuseppe’s, and the new Whole Foods coming soon. It’s also part of the highly regarded Mount Sinai School District. This gem won't last long!

4 Missouri Avenue, Mt. Sinai

$1,300,000

5 Beds ⋅ 3 Baths ⋅ 1025468 MLS

Welcome to this beautifully maintained 5 Bedroom, 2.5 Bath Colonial nestled on over 3 private acres, offering the perfect combination of classic charm, modern comfort, and exceptional space. The main level features a sun-filled living room with a fireplace, a warm and inviting den with a second fireplace, a formal dining room for entertaining, and a spacious eat-in kitchen designed for everyday living. A first-floor bedroom, private home office, and convenient half bath provide added flexibility for guests, remote work, or multigenerational living. Upstairs, the generous primary suite offers a walk-in closet and private full bath, while three additional bedrooms and another full bath provide plenty of space for family and guests. The fully finished basement adds even more versatility with a kitchenette, dining area, family room, and laundry area, making it ideal for extended living, recreation, or entertaining. Step outside to your own private backyard oasis featuring a fully fenced in-ground pool, an elegant stone patio, and expansive open grounds perfect for outdoor entertaining, recreation, or simply enjoying the peaceful surroundings. Complete with ample parking and a desirable blend of privacy and convenience to local amenities, this exceptional property offers the space, comfort, and lifestyle you've been searching for.

77 Shore Road, Mt. Sinai

$949,990

4 Beds ⋅ 3 Baths ⋅ 1024841 MLS

Welcome to 83 Shore Road, a beautifully maintained colonial set on over an acre of property in the heart of Mount Sinai with an adjacent buildable 1.35 acre lot available if desired. This recently renovated property offers many opportunities for expansion and development to fulfill any vision! This spacious 4-bedroom, 2.5-bathroom home offers a bright and inviting layout with multiple living spaces perfect for both everyday comfort and entertaining. Some features include hardwood and vinyl floors throughout the home, recessed lighting throughout the first floor, stainless steel appliances in the kitchen, fireplace, 200 amp electric, oil heating and central air conditioning. The oversized primary en suite offers high ceilings, walk-in closet and a full bathroom. Additionally, there is a partially finished basement and 2 car garage. The dining room and great room boast huge windows overlooking the inground pool, lush landscaping and mature trees that are complemented by a long driveway and private setting. Enjoy peaceful surroundings while being just minutes from beaches and the amenities of Port Jefferson Village. Don't miss out on this unique opportunity to own a beautiful home in one of Mount Sinai’s most desirable communities!

83 Shore Road, Mt. Sinai

$1,500,000

4 Beds ⋅ 4 Baths ⋅ 1024683 MLS

Exceptional luxury meets timeless elegance in this meticulously updated Colonial, nestled very privately within the prestigious South Harbor Woods community, in the award-winning Mount Sinai School District. Designed for those who appreciate both refined living and unforgettable entertaining, this remarkable residence offers more than 4,000 square feet of thoughtfully curated living space where every room has been crafted with comfort, sophistication, and functionality in mind. The heart of the home is an impressive chef's kitchen appointed with premium Thermador appliances, abundant custom cabinetry, an oversized center island, and an expansive dining area designed for effortless entertaining in addition to a formal dining room. Beautifully proportioned formal and casual living spaces flow seamlessly throughout, enhanced by integrated surround sound and exceptional attention to detail. The crown jewel of this remarkable residence is the spectacular primary suite addition, thoughtfully constructed in 2022—a feature that would be extraordinarily difficult to find elsewhere. Designed as a true private sanctuary, this magnificent retreat showcases 9 foot ceilings, a dramatic floor-to-ceiling dual-sided fireplace, an expansive custom walk-in closet, and a spa-inspired ensuite featuring a timeless rolled rim clawfoot soaking tub and oversized walk-in shower, creating the ambiance of a five-star luxury resort. The finished lower level offers exceptional versatility with a spacious recreation room, dedicated fitness room, full bath, abundant storage, and sliding glass doors providing direct access to the backyard. Outside, discover your own private resort where professionally designed landscaping, extensive paver patios, multiple outdoor entertaining and relaxation areas, an outdoor kitchen, hot tub, sparkling in-ground pool, and mature specimen plantings create an extraordinary setting for entertaining or quiet enjoyment. Additional premium features include a high-end integrated security camera system, new roof, gutters, heating system, exterior doors, garage doors, pool liner, and much more. Beautifully maintained and completely move-in ready, this exceptional South Harbor Woods residence offers luxury living at its finest. Thoughtfully priced based on current comparable sales and the home's extensive 2022 expansion, premium upgrades, and overall condition. A must see in person to truly appreciate.

6 Maureen Drive, Mt. Sinai

$1,250,000

4 Beds ⋅ 4 Baths ⋅ 1020327 MLS

Magnificent Custom Built Colonial in the Highly Sought After "Orchards" Community of Mount Sinai. This Meticulously Maintained Home Boasts; a Bright and Airy Open Floor Plan with a Gourmet Chefs Kitchen, Granite & Stainless High End Appliances, Wine Fridge, Hardwoods, Marble Fireplace, Main level Office/ 5th BR, 2nd floor Laundry room, Country Club Backyard, Heated Salt IG Pool with Slide, Built-in Fire Pit, Pavers, Oversized Deck Overlooking Very Private, Professionally Landscaped Grounds. CAC, Sprinklers, Oversized Driveway fits 8-10 vehicles. Needs nothing, Move in ready...*Truly a MUST SEE Diamond home!! *Taxes do not reflect STAR*

47 Grassland Circle, Mt. Sinai

$1,499,000

5 Beds ⋅ 3 Baths ⋅ 1020184 MLS

Welcome to 141 Harbor Beach Road in the desirable Harbor Beach community of Mount Sinai. This spacious 5-bedroom, 3-bath Colonial offers a rare opportunity to own a generously sized home in one of the area's most sought-after beachside neighborhoods. Featuring two kitchens, multiple living areas, a private office, a sun-filled sunroom, and a cozy fireplace, this home provides exceptional flexibility for extended family living, entertaining, or creating the lifestyle you've always envisioned. The thoughtful layout offers abundant space and endless possibilities to customize and make it your own. Enjoy the benefits of Harbor Beach living with beach rights and access to two private pathways leading directly to the beach, allowing you to take full advantage of the beautiful waterfront setting and coastal lifestyle. While the home awaits your personal updates and modern touches. Don't miss this chance to transform a spacious Colonial into the home you've always imagined, just moments from the beach, local parks, shopping, dining, and all that Mount Sinai has to offer.

141 Harbor Beach Road, Mt. Sinai

$995,000

4 Beds ⋅ 3 Baths ⋅ 1019194 MLS

You're just in time to customize your Long Island dream home! Located in the Mount Sinai School District, set back on a beautiful piece of property, just shy of an acre. This new construction home is waiting for you to make it your own.

58 Miller Place Middle Island Road, Mt. Sinai

$795,000

4 Beds ⋅ 3 Baths ⋅ 1013359 MLS

Welcome to this exquisite home in Mount Sinai! This charming residence offers 4 generous bedrooms and 2.5 bathrooms, complemented by a convenient 2 car garage. Situated on a quiet corner in a tranquil neighborhood, this property provides a peaceful retreat. The primary bedroom features an en-suite bathroom and dual closets, ensuring ample storage space. Recent upgrades include a roof from 2019, all brand new kitchen appliances, a boiler and oil tank from 2016 and stunning new oak wood floors throughout. The electrical system has been fully updated to 200 amps. Enjoy the ease of central vacuum and a brand new central AC system. Additionally, the home boasts a 6 zone in ground sprinkler system and a freshly painted gunite pool, ready for you to create wonderful memories. You'll love the ideal location, just a 2 mile drive to Cedar Beach and Mount Sinai Harbor, perfect for docking your boat. Trader Joe’s and the upcoming Whole Foods are close by for your shopping needs. The train station and ferry are only 10 minutes away, with Mather and St. Charles Hospitals also conveniently nearby. Stony Brook schools and hospitals are just a short 20 minute drive. Patchogue Mount Sinai Road is minutes away, offering easy access to the expressway and Sunrise Highway for effortless commuting. Indulge in delicious meals at Alexandros, Savinos and Uncle Giuseppe’s Restaurant, enjoy nearby Heritage Park, where you can partake in Foodie Fridays and summer concerts, all just minutes from your door! Don’t miss this exceptional opportunity to own a home in the Mount Sinai School District!

2 Barry Lane, Mt. Sinai

$825,000

3 Beds ⋅ 2 Baths ⋅ 1014611 MLS

Nestled on a 1.4 acre lot in Mount Sinai is this Cape-cod style home with 2000+ square feet of living space. Main level features a spacious kitchen with granite counters and stainless steel DW and Refrigerator, Formal Living Room with a Fireplace with wood-burning stove insert, Formal Dining Room with built-in corner cabinet, Den with wood burning stove, Bedroom, Full Bath, Office and Laundry Room. The second floor has two bedrooms and a Full Bath. Home features hardwood floors (wood floors under the carpets, too!), ductless AC, awning over the back trex deck. A two-car detached garage and a large, two-story barn round out the offering. The backyard has mature trees, space for a garden and perennial shrubs. The property is close to shopping, dining and recreational opportunities. Cedar Beach, Satterly's Landing, Rose Caracappa Center, Heritage Park and the North Shore Rail Trail are near by. A short drive takes you to Port Jefferson Village, LIRR, Cross Sound Ferry, SUNY Stony Brook and Saint Charles, Mather and Stony Brook Hospital within 8 miles. To recap: 3 bedroom 2 bath house, detached 2 car garage, 2 story barn, big yard with room to run and play or install the garden of your dreams, close to the Mount Sinai School Campus. Don't wait!

147 N Country Road, Mt. Sinai

$950,000

4 Beds ⋅ 3 Baths ⋅ 1013350 MLS

Beautiful Colonial has four Bedrooms, two full Baths and a Powder Room. End of cul-de-sac location with large fenced lot in the Mount Sinai School District. Updated in the last few years: Roof, Siding, Gutters, Kitchen, Powder Room, CAC, Garage Doors, Front Door, Driveway, Walkway. The home features a wood-burning fireplace, hard wood floors (under carpets), stainless steel kitchen appliances and main floor laundry room. Flexible floorplan that you can set up to your preferences. The home has two primary bedrooms on the second floor one with 100 sq. ft. walk in closet, the other has an en-suite bathroom and multiple closets. Large Deck for entertaining, basement for storage, two car garage. The backyard is private and fenced with mature trees and a gently rolling lawn. Close to Mount Sinai School campus, shopping dining and recreational opportunities. Close to Cedar Beach, Heritage Park, Rose Caracappa Senior Center, Satterly’s Landing, Mount Sinai Yacht Club, North Shore Rail Trail, Port Jefferson Village, LIRR, Cross-Sound Ferry, Mather Hospital, Saint Charles Hospital. 8 miles to Stony Brook University and University Hospital. 11 miles to Brookhaven National Lab.

5 Crabapple Court, Mt. Sinai

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Listings courtesy of OneKey® MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of . All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.