Mastic Real Estate Search

Mastic 4 Bedroom Properties for Sale

Our website features the best real estate search for 4 bedroom properties available in Mastic and surrounding areas. It is the only site you will ever need! It is easy-to-use and updated by the official REALTOR®’s database every 15 minutes. 

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Newest Mastic 4 Bedroom Homes and Condos for Sale

$599,990
4 Beds ⋅ 2 Baths ⋅ 1041445 MLS
Welcome home to 17 Robinwood Street! Set on flat and fenced quarter acre lot, this young colonial built in 2016 pairs low-maintenance living with easy access to the best of the South Shore. Enter from the covered front porch to find an open living room flowing into the dining area and kitchen with island seating, granite countertops and stainless steel appliances, perfect for whipping up a home cooked meal. Hardwood floors run throughout the main level and a flexible den on the first floor works as a home office or guest space, alongside a full bathroom completed in 2025. Upstairs, the primary with a walk-in closet and secondary closet features vaulted ceilings and large windows for plenty of natural light. Two additional bedrooms and another full bathroom along with washer and dryer round out the second floor. The partially finished basement adds bonus living and storage space with its own outside entrance to the side yard, and central air keeps the home comfortable through the warmer months. Outside, the spacious backyard provides plenty of room to enjoy summer barbecues and entertaining and solar panels have been installed for efficiency and savings! This home puts you close to Smith Point Beach and nearby kayak launches, with easy access to Sunrise Highway and the LIE for a straightforward commute in either direction. This home is not to be missed!

17 Robinwood Street, Mastic
$429,000
4 Beds ⋅ 1 Baths ⋅ 1039142 MLS
Charming detached Ranch situated on a 10,019-square-foot lot nestled on a quiet street in Mastic. The property is approx.772 sq.ft.of living space. 4 Bedrooms and a full bath, with an unfinished basement providing storage space. The property is located near Montauk Highway, shopping, restaurants, schools, parks, and beaches, with access to the William Floyd School District.

34 Midland Avenue, Mastic
$589,999
4 Beds ⋅ 2 Baths ⋅ 1037709 MLS
Welcome to 37 Main Avenue, a spacious 4-bedroom, 2-bath High Ranch offering approximately 2,041 sq. ft. of living space, situated on a generous 100' x 100' property and tucked away on a quiet, low-traffic street offering a wonderful sense of privacy. Freshly painted and featuring vinyl flooring throughout, this home offers a versatile layout designed to accommodate a variety of needs. The main level offers the primary living spaces, while the expansive lower level provides tremendous flexibility with a large recreation room, bedroom, full bath, walk-in closet, and convenient side entrance. Plumbing for a future lower-level kitchen is already in place, offering excellent potential for an accessory apartment or extended living setup with proper permits and approvals. The outdoor space is a true highlight. An approximately 1,000 sq. ft. Nicolock patio provides plenty of room for entertaining, dining, and relaxing. Enjoy the peaceful koi pond with koi included, along with an established garden featuring elderberry, strawberries, raspberries, and perennial herbs that return year after year. Solar exterior downlighting extends the enjoyment of the backyard well into the evening. A double gate along the left side of the home provides convenient access for potential boat or RV storage. A 6-zone in-ground sprinkler system helps maintain the property, while electrical outlets at both the front and rear of the home add everyday convenience. Additional improvements include the main line to the septic system replaced with PVC piping, septic treatment completed in June, and a freshly painted interior. With 4 bedrooms, 2 full baths, approximately 2,041 sq. ft., a 100' x 100' property, flexible lower-level space, separate entrance, and an impressive backyard setup, 37 Main Avenue delivers the space, privacy, and versatility that can be hard to find.

37 Main Avenue, Mastic
$549,999
4 Beds ⋅ 2 Baths ⋅ 1037723 MLS
Come see this great home with endless possibilities. The upper level features 3 bedrooms, living room, dining room, updated kitchen and bath. The lower level features a private entrance perfect for a mother-daughter set up with 1 bedroom and another renovated full bath. Roof was replaced within past 5 years, newer ductless system for lower level and recently serviced burner. This home is well maintained and ready to be called home to the next buyer!!

27A Gores Drive, Mastic
$629,999
4 Beds ⋅ 2 Baths ⋅ 1037238 MLS
Welcome to 5 Sinclair Street! This charming and light-filled Colonial, built in 1991, offers over 2,690 sqft of thoughtfully designed living space on a quiet dead-end street. Featuring 4 bedrooms and 2 bathrooms, the home is bright and inviting with vaulted ceilings, skylights, and abundant natural light. The spacious upper level includes a primary suite and separate living quarters with a separate entrance, offering excellent potential for a M/D setup with the proper permits. Enjoy a sweet, fully fenced garden on just under a quarter acre, newer siding, a 30-year roof installed in 2018, and newer ductless AC units on the lower level. A massive attached garage, double-wide driveway, partial basement, and dedicated laundry area provide endless storage and flexibility. A true delight with endless potential, conveniently located near shopping and dining, with the added benefit of low taxes. Don’t miss your chance to own a piece of Long Island charm—schedule your showing today!

5 Sinclair Street, Mastic
$810,000
4 Beds ⋅ 3 Baths ⋅ 1027464 MLS
Brand New 2026 Construction! This stunning 4-bedroom, possible 5-bedroom, 3 full bath home offers modern luxury and exceptional craftsmanship throughout. The spacious primary suite features a private en-suite bath and a generous walk-in closet. Beautiful authentic hardwood floors flow throughout the home, complemented by soaring ceilings and oversized picture windows that fill every room with natural light. The gourmet kitchen is designed for both everyday living and entertaining, featuring high-end finishes and sliders leading to a backyard with a beautiful paver patio. Electric and water hookups are already in place. The full basement offers endless possibilities with an outside entrance and egress windows, making it ideal for future finished living space, a home office, or gym. Additional highlights include an attached two-car garage, a thoughtfully designed open floor plan, and quality construction throughout. Conveniently located with easy access to Sunrise Highway and the Long Island Expressway, this home combines luxury, comfort, and an unbeatable location. Don't miss this rare opportunity to own a beautiful new construction home with exceptional features and endless potential!

37 Pentmoor Drive, Mastic
$799,000
4 Beds ⋅ 3 Baths ⋅ 1021698 MLS
Now is the perfect time to customize your dream home! To be built – Summer 2026 Completion. Photos of a previously built home. Luxury Energy Star Colonial with 4 bedrooms and 2.5 baths. Grand two-story foyer, formal living room, family room, and dining room. Eat-in kitchen with granite countertops, center island, wine cooler, and stainless steel appliances. Master suite with walk-in closet and full bath. 5x1 -inch spruce solid oak hardwood floors, Andersen windows, and Energy Star central air. Additional features include a front porch, one-car attached garage, full basement, separate hot water heater, and 10,000 sq. ft. flat usable land. Close to shopping, restaurants, schools, and 1.9 Miles to LIRR station. About 14 minutes to Smith Point Beach and Fire Island National Seashore trails. The same model, to be built, three side-by-side homes at 89, 91, and 93 Market St (MLS#s 1021702, 1021435, 1021704), are also for sale.

71 Stuyvesant Avenue, Mastic
$690,000
4 Beds ⋅ 3 Baths ⋅ 1017917 MLS
Welcome to 133B Shinnecock Avenue, a radiant gem nestled in Mastic, NY. This captivating home, a brand-new construction completed in 2026, is a testament to modern elegance and efficiency. Venture inside to discover exquisite hardwood floors that stretch across the expansive layout, offering a warm and inviting atmosphere. The home features four generously sized bedrooms and three bathrooms, each designed with comfort and style in mind. The home's heart, a gourmet eat-in kitchen, is adorned with sleek quartz countertops, all set to inspire your culinary creativity. The living spaces are accentuated by central air and spray foam insulation, ensuring a comfortable environment all year round. The lower level unveils a 9-feet high, fully finished basement that is a treasure trove of possibilities. It comes equipped with an egress window, walk-out entrance, a bedroom with a walk-in closet, a full bathroom, and an oversized playroom. A bar sink adds a touch of luxury, making this space perfect for entertainment or a tranquil retreat. But the wonder doesn't stop there! Ascend to the accessible full attic, standing 8 feet high, offering a plethora of storage options or potential for further customization. Step outside onto the deck to soak in the serene surroundings, or explore the local amenities just a stone's throw away. From shops to restaurants, everything you need is within reach. This home is not only stunning but also smart. Energy Star efficient appliances and Azek exterior molding windows ensure a sustainable, eco-friendly lifestyle. Plus, the driveway provides ample space for parking. 133B Shinnecock Avenue is more than just a house; it's a lifestyle. It's the place where contemporary design meets practicality, where comfort meets convenience, and where you could meet your new home. Come, experience the magic for yourself!

133B Shinnecock Avenue, Mastic
$590,000
4 Beds ⋅ 3 Baths ⋅ 1017411 MLS
The home provides generous room sizes, abundant natural light, and plenty of opportunities to make it your own. Whether you're looking for extra space, or simply a home with versatility this property checks all the boxes. Conveniently located near shopping, restaurants, transportation, parks, and local amenities. Don't miss this opportunity to own a home with endless possibilities! Packed with potential! This spacious 4-bedroom Cape offers a flexible floor plan perfect for a variety of living arrangements. The first floor features a possible primary bedroom, plus additional living space with a full bath that may provide excellent potential for extended or guest accommodations with proper permits. Wide-plank wood flooring adds warmth and character, while the updated roof offers added value and peace of mind.

125 Keller Drive, Mastic
$599,999
4 Beds ⋅ 2 Baths ⋅ 988118 MLS
Welcome to a spacious Colonial set on a generous corner lot. New roof just installed. Inside the layout offers flexibility with a sunken living room, Dining area and additional family room/den leading into the backyard through sliders and a nice sized rear deck. Primary has an ensuite full bathroom. Separate laundry area and 1 car garage. Full basement for added storage. Home is also being freshly painted for new homeowner.

13 Hampton Avenue, Mastic
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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.