Syosset Homes with Finished Basement

Syosset, located in Nassau County, New York, is a charming town known for its excellent schools, beautiful parks, and convenient location. For those seeking homes with finished basements in Syosset, you're in luck! Many properties in this area offer this desirable feature, providing additional living space, storage, or entertainment areas for homeowners.

Having a finished basement can add significant value to a home, creating versatile space that can be customized to suit various needs. Whether you envision a cozy family room, a home office, a playroom for the kids, or a stylish entertainment area, a finished basement offers endless possibilities.

When looking for a home in Syosset with a finished basement, you can explore a range of property types, from traditional single-family homes to modern townhouses. With the added bonus of extra space and functionality, homes with finished basements in Syosset are a popular choice for buyers looking to make the most of their investment in this vibrant community.

Newest Syosset Homes with Finished Basement

$4,585,000

6 Beds ⋅ 7 Baths ⋅ 1050132 MLS

Discover one of North Syosset’s most exceptional new-construction residences. Privately positioned at the end of a tranquil cul-de-sac, this magnificent home is surrounded by nearly two secluded acres and backs an untouched nature preserve, offering an extraordinary combination of privacy, architectural grandeur, and modern luxury. Encompassing approximately 10,800 square feet, including a fully finished lower level, with approximately 7,800 square feet above grade, the residence has been thoughtfully designed for sophisticated entertaining and comfortable everyday living. The impressive floor plan features six bedrooms, six-and-a-half bathrooms, multiple laundry rooms, a four-car garage, and generously proportioned living spaces throughout. At the heart of the home is a spectacular, sun-filled great room where dramatic scale, refined design, and serene views of the surrounding natural landscape create an unforgettable setting. This remarkable property presents a rare opportunity to own a newly constructed estate offering exceptional space, privacy, and luxury in one of Long Island’s most sought-after communities.

541 Split Rock Road, Syosset

$899,000

3 Beds ⋅ 3 Baths ⋅ 1048009 MLS

0.2 mi to Jericho Tpke shops & dining • Primary suite on the main level • Fully fenced yard with new patio, firepit & shed • Taxes never grieved An expanded ranch on a 0.19-acre lot, a few hundred yards north of the Jericho Turnpike corridor and under a mile from the Syosset LIRR station. Inside, the plan opens rather than divides. The renovated eat-in kitchen has quartz counters, stainless appliances, and real counter space, and it flows into living and dining areas under cathedral ceilings, with hardwood floors throughout, crown molding, and a fireplace anchoring the main room. There's a formal dining room as well. Three bedrooms and three full baths. The primary suite sits on the main level with a walk-in closet, granite bath, jetted tub, and separate shower. A second bedroom and second full bath are also on the first floor, so single-level living is there for anyone who wants it. The finished basement spans the full footprint: recreation room, bonus room, an additional bedroom, a third full bath, laundry, and real storage. Room for a home office, gym, media room, or guests. French doors open to a fully fenced backyard with a new patio, firepit, garden, and shed. Detached garage and private driveway. Central air, forced-air heat, and central vacuum. Worth knowing: the taxes on this home have never been grieved. Nassau County lets owners file for review each year, and that's a door this one has never opened. Buyers should confirm figures and eligibility independently. Lidl 0.2 mi, The Local Table 0.15 mi, Hilltop Kitchen & Bar 0.3 mi. Syosset LIRR station and the Jackson Avenue shops about 0.9 mi, Mongo's Coffee 0.8 mi, Syosset-Woodbury Community Park 1.2 mi. A video tour is available

5 Willets Drive, Syosset

$1,180,000

3 Beds ⋅ 2 Baths ⋅ 1044687 MLS

This Beautiful Updated House Offers Open Floor Plan, 3Br's,2 Bths, Eik W/Granite Counters, W/Sliders To Deck, Stainless Steel Appliances,Formal Dr W/Sliders Entering Big Beautiful Deck. Formal Lr W/Custom Lighting,Shelving & Skylights. Family Room Plus Huge Playroom W/Lots Of Closets, Cac, Spacious Home For Large Family. Move Right In. Close To Transportation ,And Shopping, Additional information: Appearance:Mint,Separate Hotwater Heater: Yes

7 5th Place, Syosset

$26,000

1044515 MLS

No need major renovation to build-out from scratch and product development, concept testing, no need to build a brand from the ground up and long waiting period. Established Cafe location, concept and brand system, menu and proven products, operating procedures. Existing equipment, branded cups, bags and packaging available at cost. Online advertising, promotional support, operational guidance and ongoing support Simple Business Model and no need to spend years developing a concept, testing products, building a brand, or investing heavily in a new build-out. Buyer should independently verify all information

106 Jackson Avenue, Syosset

$1,699,999

6 Beds ⋅ 5 Baths ⋅ 1043257 MLS

Stunning Colonial home built in 2006, located in one of the most sought-after areas of Syosset. This spacious residence features 6 generously sized bedrooms and 5 full bathrooms. Enjoy an updated kitchen with granite countertops and modern cabinetry, along with beautifully renovated bathrooms. The home boasts hardwood floors throughout, recessed lighting (hi-hats), two cozy fireplaces, and a skylight that brings in an abundance of natural light. Solar panels are leased. Additional features include a roof and gas boiler both from 2006, central air conditioning plus one unit, and energy-efficient Pella windows. The fully finished basement offers extra living space, perfect for entertainment or guests. Step outside to a beautifully paved patio in the backyard—ideal for outdoor gatherings. A one-car garage adds convenience and storage. This home is move-in ready and a must-see. Don’t miss this incredible opportunity—it won’t last long!

6 Garden Circle, Syosset

$1,050,000

3 Beds ⋅ 3 Baths ⋅ 1041125 MLS

Welcome to this beautifully maintained and thoughtfully updated 3-bedroom, 2.5-bath split-level home in desirable Syosset. Offering comfortable living spaces, quality updates, and wonderful indoor-outdoor flow, this home is ideal for both everyday living and entertaining. The inviting main level features a spacious living room with a cozy fireplace, creating a warm and welcoming focal point, along with a formal dining room perfect for gatherings. A separate den provides flexible space for a home office, media room, or quiet retreat. The updated finished basement adds valuable living space and can easily accommodate a recreation room, media area, gym, or additional workspace. Also, washer and dryer hook ups available for laundry room. Upstairs, three well-proportioned bedrooms provide comfortable private quarters, including a primary bedroom with ample closet space. Two full baths offer convenience for family and guests. Enjoy the best of indoor-outdoor living with a bright sunroom that overlooks the private backyard. Step outside onto the deck for morning coffee, summer barbecues, or entertaining while enjoying the peaceful, secluded setting. The two-car garage provides ample parking and storage. Ideally situated in Syosset, this home combines versatile living space, desirable amenities, and a private outdoor setting in a sought-after Long Island community. A wonderful opportunity to make this inviting home your own.

12 Leonard Road, Syosset

$2,200,000

4 Beds ⋅ 4 Baths ⋅ 1038506 MLS

Welcome to 4 Corin Court, Syosset — a beautifully renovated brick home offering the perfect blend of luxury, space, and modern comfort. This stunning residence features 4 spacious bedrooms and 3 beautifully designed bathrooms, finished with top-of-the-line materials and exceptional attention to detail throughout. The newly renovated kitchen is equipped with high-end appliances, premium finishes, and quality craftsmanship. With its spacious layout, elegant upgrades, and solid brick construction, this move-in-ready home offers sophisticated living in one of Syosset’s most desirable areas.

4 Corin Court, Syosset

$1,375,000

3 Beds ⋅ 3 Baths ⋅ 1037062 MLS

Set on a quiet cul-de-sac in desirable North Syosset, 1 Ryan Court offers an exceptional blend of space, privacy, and outdoor living. Situated on a generous quarter-acre lot within the renowned Syosset School District, this 3-bedroom, 2.5-bath residence offers an expansive multi-level layout with generously sized living spaces designed to accommodate a variety of lifestyles. Step inside to a bright and welcoming interior where natural light fills the home throughout the day. Oversized windows in the living and dining rooms create an airy atmosphere, while rich hardwood floors add warmth and timeless appeal. The thoughtfully designed floor plan offers spacious, comfortable rooms with an effortless flow, making the home equally suited for everyday living and entertaining. The well-appointed kitchen features a Sub-Zero refrigerator, professional stainless steel gas range with exhaust hood, double ovens, extensive cabinetry, and sliding glass doors leading directly outdoors. Step outside to an impressive private retreat featuring a brand-new Trex deck with multiple areas for dining, relaxing, and entertaining. The spacious backyard includes a large in-ground pool, outdoor kitchen area, and a beautiful koi pond with a cascading waterfall, creating a peaceful and distinctive outdoor oasis. Additional features include a two-car garage, dedicated laundry area, and abundant closet and storage space. Located on a quiet private court while remaining conveniently close to shopping, dining, train station, and everyday conveniences, this home offers the perfect combination of tranquility and accessibility. With its spacious interior, exceptional outdoor amenities, and highly sought-after North Syosset location, this is an opportunity not to be missed.

1 Ryan Court, Syosset

$1,190,000

3 Beds ⋅ 2 Baths ⋅ 1036380 MLS

Welcome to this GENEROUSLY EXPANDED and sun-filled 3 bedroom, 2 full bath home in the desirable Syosset School District. Spacious, inviting and thoughtfully designed, this home offers an exceptional blend of comfortable everyday living and effortless entertaining. The heart of the home is the magnificently enlarged 20'x20' family room featuring a stunning wall of glass overlooking the spectacular landscaped backyard that offers a private and peaceful setting for enjoy all seasons. A fireplace in the den adds comfort and an inviting focal point. The roof of the home was lifted to give extra drama, skylights, and more space. The extended kitchen features stainless steel appliances and flows seamlessly out to a beautiful Trex deck, making outdoor entertaining and dining a breeze. The formal dining room provides space for special occasions. A full finished basement provides versatile space for recreation, a home office, gym or storage. A truly special home offering space, charm, beautiful outdoor living and Syosset schools--Ready to welcome its new owners!

38 Colony Lane, Syosset

$2,488,800

5 Beds ⋅ 5 Baths ⋅ 1036241 MLS

A Rare Idyllic Muttontown Estate + Barn Offering Privacy, Lifestyle & Endless Opportunities Nestled on 2 beautifully landscaped acres directly across from the breathtaking Muttontown Preserve, this meticulously maintained retreat presents a rare opportunity to enjoy the best of Long Island's Gold Coast lifestyle. Combining privacy, open space, and an exceptional location, this property offers the tranquility of country living while remaining just minutes from shopping, dining, top-rated schools, golf courses, equestrian facilities, the Long Island Rail Road, major parkways, and an easy commute to New York City. Designed for today's lifestyle, the spacious 5-bedroom, 4.5-bath residence features a thoughtful, functional open floor plan with generously sized living spaces, two full kitchens, and a private “in-law” suite with private entrance—ideal for multi-generational living, extended guests, a home office, or income-producing opportunities. The grounds are even more impressive, creating a true private retreat. The in-ground pool with Spa, the expansive lawn with built in soccer field and charming treehouse are perfect for outdoor entertaining. The mature plantings that have been lovingly cultivated over the years, provide exceptional beauty and year-round privacy. For equestrian enthusiasts, the property is a standout. A grandfathered three-stall horse barn with its own separate driveway entrance and adjoining paddock offers a unique opportunity for private horse ownership in one of Long Island's most desirable communities. ( or an income producing opportunity to board ) This home has been meticulously cared for and offers valuable recent improvements, including: New roof (within the last five years) New hot water heater (within the last five years) Brand-new central air conditioning system (2026) Brand-new boiler (2026) While cosmetic updates would allow a new owner to personalize the interiors, the home's outstanding layout, exceptional maintenance, and significant infrastructure upgrades provide an incredible foundation for creating a truly spectacular estate. Whether you're searching for a compound, an equestrian retreat, or a private sanctuary with room to grow, this remarkable property offers a rare combination of space, versatility, and location that is seldom available.

1846 Muttontown Road, Syosset

$1,500,000

4 Beds ⋅ 4 Baths ⋅ 1035555 MLS

Unique 4 Bed, 3.5 Bathrooms, Multi-level Main Level Great family Room w/fireplace (20X20), Cathedral Ceiling, Maple Hardwood Floors, Huge Granite Kitchen, Center Island W/Stainless Steel Appliances. Master Bedroom w/Large Closet, Bathtub Jacuzzi, Glassed in Shower. Sliding Glass Doors To Resort Backyard, Custom Paver/Stone Patio, Stunning Salt Water Pool, backyard gate entrance into Dorothy Street Park.

26 Kathleen Drive E, Syosset

$2,975,000

4 Beds ⋅ 6 Baths ⋅ 1033228 MLS

Completely renovated in 2024, this one-of-a-kind custom architectural modern masterpiece is the home you've been waiting for. Designed with an open-concept floor plan and soaring vaulted ceilings, every space is crafted for both elegant living and effortless entertaining. The new gourmet eat-in kitchen serves as the heart of the home, flowing seamlessly into expansive living and dining areas accented by walls of windows and French doors that fill the home with natural light while overlooking the spectacular backyard retreat. The luxurious primary suite is a private sanctuary, featuring an incredible four-room layout that offers exceptional space, comfort, and versatility. Step outside to your own resort-style oasis complete with a heated in-ground pool, cabana, outdoor bar and kitchen, and beautifully landscaped grounds with room for tennis and pickle ball—creating the perfect setting for entertaining or relaxing. The newly finished basement, featuring 9-foot ceilings, provides additional living and recreation space ideal for a home theater, gym, game room, and guest accommodations. Adding to the property's unique appeal is a beautifully renovated three-room cottage, perfect for guests, extended family, a private office, or creative studio. This diamond-condition residence truly offers the best of both worlds—a luxury home and a year-round vacation destination, all on one exceptional property. A rare opportunity not to be missed. Located in the award winning Syosset School District.

537 Split Rock Road, Syosset

Start Your Search

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.