Homes with Basements for Sale in Islip, NY

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ABOUT THIS HOME
Home with Basement for sale in Islip, NY:
Expanded ranch offering the perfect blend of comfort, efficiency, and convenience. This home features an in-ground pool, detached 2-car garage, and a backyard shed. The backyard is beautifully finished with pavers throughout, while the 6' thick concrete driveway provides exceptional durability and plenty of parking. Inside, you will find hardwood floors under bedroom carpeting, newer appliances, and Wall AC for year-round comfort. The cozy fireplace is powerful enough to heat the entire home in the winter, helping to reduce heating costs. Major updates include an upgraded 200-amp electric service, natural gas, public sewers, and owned solar panels that are only 5 years old. Conveniently loc

$589,000

3 beds1 bath1,346 sq ft

14 Garden Ct, Bay Shore, NY 11706

Central ac • In-ground pool • Newer appliances

Listing by Realty Connect USA L I Inc

ABOUT THIS HOME
Home with Basement for sale in Islip, NY:
Welcome to 28 S. Montgomery Avenue — a distinguished Dutch Colonial set on nearly an acre of waterfront property in Bay Shore. Built in 1895, this timeless home blends historic character with thoughtful modern updates. Featuring seven bedrooms and two full plus two half baths, it offers space for both elegant entertaining and comfortable daily living. The formal living room with fireplace and stately dining room flow to an updated kitchen, while the den includes a gas line ready for a future fireplace. Original woodwork and hardwood floors meet modern conveniences like radiant heat, new windows, a four-year-old roof, and in-ground sprinklers. Outdoors, enjoy your heated saltwater pool

$1,699,999

7 beds3 baths3,864 sq ft

28 S Montgomery Ave, Bay Shore, NY 11706

Formal dining room • Spacious kitchen • In-ground sprinklers

Listing by Eric G Ramsay Jr Assoc LLC

ABOUT THIS HOME
Home with Basement for sale in Islip, NY:
Welcome To 21 Francisco Ave! Experience modern living in this fully renovated 4-bedroom, 3-full-bath expanded ranch with a partial basement. The primary bedroom has a primary en-suite, a beautiful soak in tub, full shower, and his or her sinks. The kitchen has stainless steel appliances, granite counter tops, and spacious layout. The dining room can fit all of your guests and the built in electrical fire place compliments the setting perfectly. This move-in ready home combines comfort, and efficiency, perfectly situated on a quiet dead-end street with southern exposure for abundant natural light. Located just four blocks from the LIRR, two blocks from bus stops, and within close proximity t

$685,000

5 beds3 baths1,900 sq ft

21 Francisco Ave, Central Islip, NY 11722

Fully renovated • Primary en-suite • Granite counter tops

Listing by Signature Premier Properties

ABOUT THIS HOME
Home with Basement for sale in Islip, NY:
Welcome to 345 Elmore Street in Central Islip, a beautifully maintained Colonial offering the perfect blend of space, comfort, and charm. This inviting 4-bedroom, 2-bath home sits on a generous 5,663 sq ft lot and features a bright, functional layout ideal for today’s lifestyle. Enjoy spacious bedrooms, a comfortable living area perfect for entertaining, and a large yard with endless possibilities for outdoor gatherings or gardening. Conveniently located near shopping, schools, parks, and transportation, this home offers the perfect balance of privacy and accessibility. Whether you’re searching for your forever home or a smart investment opportunity, 345 Elmore Street is move-in

$629,000

4 beds3 baths2,160 sq ft

345 Elmore St, Central Islip, NY 11722

Near schools • Generous lot • Near shopping

Listing by Professional RE of New York

ABOUT THIS HOME
Home with Basement for sale in Islip, NY:
Ranch on a Dead-End Street >> No Traffic Here, This Perfect Starter Home Is Perfect For A First Time Home Buyer or If You're Looking to Downsize. New Central Air Conditioner, New Vinyl Fence, New Washer and Dryer, , Hard Oak Flooring Throughout, One Car Garage, And A Huge Basement with Pluming Set Up for A New Bathroom , New Egress Window And New Windows, Patio with Pavers and A Big Fenced in Backyard. Water Purification Too. Welcome To West Islip !

$639,900

3 beds1 bath934 sq ft

118 West 6th Street West 6th St, West Islip, NY 11795

Huge basement • New egress window • Hard oak flooring

Listing by Leading Edge R E Services

Property at 136 Acorn Ave, Central Islip, NY 11722, 6 beds, 2 baths

$640,000

6 beds2 baths1,761 sq ft

136 Acorn Ave, Central Islip, NY 11722

Listing by ARVY Realty

Property at 20 Toehee Pl Unit 2B, Islip, NY 11751, 1 bed, 1 bath

$265,000

1 bed1 bath657 sq ft

20 Toehee Pl Unit 2B, Islip, NY 11751

Listing by Signature Premier Properties

Property at 3 Francisco Ave, Central Islip, NY 11722, 3 beds, 2.5 baths

$599,000

3 beds2.5 baths1,405 sq ft

3 Francisco Ave, Central Islip, NY 11722

Listing by Real Broker NY LLC

Property at 62 Julbet Dr, Sayville, NY 11782, 5 beds, 2.5 baths

$829,000

5 beds2.5 baths2,878 sq ft

62 Julbet Dr, Sayville, NY 11782

Listing by Compass Greater NY LLC

Property at 10 Roy Ave, West Islip, NY 11795, 4 beds, 3 baths

$799,000

4 beds3 baths2,345 sq ft

10 Roy Ave, West Islip, NY 11795

Listing by Coldwell Banker American Homes

Property at 300 Maple St, Islip, NY 11751, 4 beds, 5 baths

$3,350,000

4 beds5 baths4,999 sq ft

300 Maple St, Islip, NY 11751

Listing by The Agency Northshore NY

Property at 1068 Connetquot Ave, Central Islip, NY 11722, 4 beds, 2 baths

$758,000

4 beds2 baths1,099 sq ft

1068 Connetquot Ave, Central Islip, NY 11722

Listing by Power Team Realty Corp

Property at 230 Kensington Ave, Bayport, NY 11705, 4 beds, 2 baths

$689,000

4 beds2 baths1,386 sq ft

230 Kensington Ave, Bayport, NY 11705

Listing by HomeSmart Premier Living Rlty

Property at 81 Kenwood Dr, Bohemia, NY 11716, 4 beds, 3.5 baths

$975,000

4 beds3.5 baths3,526 sq ft

81 Kenwood Dr, Bohemia, NY 11716

Listing by Netter Real Estate Inc

Property at 6 Vita Dr, Central Islip, NY 11722, 5 beds, 3 baths

$599,999

5 beds3 baths1,800 sq ft

6 Vita Dr, Central Islip, NY 11722

Listing by Signature Premier Properties

Property at 410 Mystic Way, Bay Shore, NY 11706, 4 beds, 3 baths

$728,000

4 beds3 baths2,542 sq ft

410 Mystic Way, Bay Shore, NY 11706

Listing by Realty Connect USA L I Inc

Property at 29 Oak St, Islip, NY 11751, 3 beds, 1.5 baths

$619,900

3 beds1.5 baths1,232 sq ft

29 Oak St, Islip, NY 11751

Listing by Charles Rutenberg Realty Inc

Property at 726 Middle, Bayport, NY 11705, 4 beds, 3 baths

$995,000

4 beds3 baths2,933 sq ft

726 Middle, Bayport, NY 11705

Listing by Century 21 Parisi Realty

Property at 907 Pearl St, Bohemia, NY 11716, 5 beds, 4 baths

$979,000

5 beds4 baths4,300 sq ft

907 Pearl St, Bohemia, NY 11716

Listing by Douglas Elliman Real Estate

Property at 209 Tree Ave, Central Islip, NY 11722, 4 beds, 3.5 baths

$699,900

4 beds3.5 baths2,508 sq ft

209 Tree Ave, Central Islip, NY 11722

Listing by World Prop Intl Sea to Sky

Property at 1537 N Thompson Dr, Bay Shore, NY 11706, 3 beds, 1 bath

$609,999

3 beds1 bath1,600 sq ft

1537 N Thompson Dr, Bay Shore, NY 11706

Listing by Real Broker NY LLC

Property at 40 Center St, Ronkonkoma, NY 11779, 5 beds, 2 baths

$699,000

5 beds2 baths2,398 sq ft

40 Center St, Ronkonkoma, NY 11779

Listing by Century 21 Realty Specialists

Property at 2408 Pine Ave, Ronkonkoma, NY 11779, 2 beds, 1 bath

$449,900

2 beds1 bath1,279 sq ft

2408 Pine Ave, Ronkonkoma, NY 11779

Listing by RE/MAX Best

Property at 815 Udall Rd, West Islip, NY 11795, 5 beds, 2 baths

$699,000

5 beds2 baths1,660 sq ft

815 Udall Rd, West Islip, NY 11795

Listing by Signature Premier Properties

Property at 147 S Fairview Ave, Bayport, NY 11705, 3 beds, 2.5 baths

$1,775,000

3 beds2.5 baths3,724 sq ft

147 S Fairview Ave, Bayport, NY 11705

Listing by Signature Premier Properties

Property at 44 Lexington Ave, Brentwood, NY 11717, 3 beds, 1 bath

$560,500

3 beds1 bath2,312 sq ft

44 Lexington Ave, Brentwood, NY 11717

Listing by Michael J Maloney

Property at 566 Locust Ave, Oakdale, NY 11769, 3 beds, 2 baths

$789,000

3 beds2 baths1,850 sq ft

566 Locust Ave, Oakdale, NY 11769

Listing by Realty Connect USA LLC

Property at 1452 Peters Blvd, Bay Shore, NY 11706, 3 beds, 2 baths

$679,999

3 beds2 baths1,382 sq ft

1452 Peters Blvd, Bay Shore, NY 11706

Listing by Listing Pro Realty Services

Property at 36 7th Ave, Brentwood, NY 11717, 4 beds, 2 baths

$649,999

4 beds2 baths1,605 sq ft

36 7th Ave, Brentwood, NY 11717

Listing by Compass Greater NY LLC

Property at 81 Finch Unit 2B, Islip, NY 11751, 1 bed, 1 bath

$299,999

1 bed1 bath657 sq ft

81 Finch Unit 2B, Islip, NY 11751

Listing by Signature Premier Properties

Property at 16 E Chestnut St, Central Islip, NY 11722, 3 beds, 2 baths

$650,000

3 beds2 baths902 sq ft

16 E Chestnut St, Central Islip, NY 11722

Listing by ERA/Top Service Realty Inc

Property at 307 Medea Way, Central Islip, NY 11722, 3 beds, 3 baths

$610,000

3 beds3 baths2,116 sq ft

307 Medea Way, Central Islip, NY 11722

Listing by Real Broker NY LLC

Property at 59 Irish Ln, East Islip, NY 11730, 3 beds, 2 baths

$550,000

3 beds2 baths1,981 sq ft

59 Irish Ln, East Islip, NY 11730

Listing by Redfin Real Estate

Property at 4478 Express Dr S. Drive,, Ronkonkoma, NY 11779, 5 beds, 5 baths

$980,000

5 beds5 baths2,500 sq ft

4478 Express Dr S. Drive,, Ronkonkoma, NY 11779

Listing by Abion LLC

Property at 16 Adams Pl, West Islip, NY 11795, 3 beds, 2 baths

$649,000

3 beds2 baths1,227 sq ft

16 Adams Pl, West Islip, NY 11795

Listing by Netter Real Estate Inc

Property at 651 Sayville Ave, Sayville, NY 11782, 2 beds, 1 bath

$509,000

2 beds1 bath1,076 sq ft

651 Sayville Ave, Sayville, NY 11782

Listing by Howard Hanna Coach

Property at 22 3rd Ave, Central Islip, NY 11722, 4 beds, 1 bath

$574,000

4 beds1 bath1,964 sq ft

22 3rd Ave, Central Islip, NY 11722

Listing by Corcoran

Property at 167 Officials Ave, Holbrook, NY 11741, 2 beds, 1 bath

$499,000

2 beds1 bath850 sq ft

167 Officials Ave, Holbrook, NY 11741

Listing by Daniel Gale Sothebys Intl Rlty

Property at 50 Montauk Ave, Brentwood, NY 11717, 4 beds, 2.5 baths

$600,000

4 beds2.5 baths2,384 sq ft

50 Montauk Ave, Brentwood, NY 11717

Listing by ARVY Realty

Property at 39 Inchcape Rd, Bay Shore, NY 11706, 4 beds, 3 baths

$595,000

4 beds3 baths2,161 sq ft

39 Inchcape Rd, Bay Shore, NY 11706

Listing by Keller Williams Points North

Property at 40 White St, Brentwood, NY 11717, 5 beds, 2 baths

$669,000

5 beds2 baths1,617 sq ft

40 White St, Brentwood, NY 11717

Listing by Power Team Realty Corp

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Based on information submitted to the MLS GRID as of Tue Nov 11 2025. 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.

Homes with Basements for Sale in Islip

There are currently 200 homes with basements for sale in Islip at a median listing price of $650K. Some of these homes are "Hot Homes," meaning they're likely to sell quickly. Most homes for sale in Islip stay on the market for 35 days and receive 9 offers. Popular neighborhoods include Mayfair, Hamlet Golf Country Club, Fire Island Pines, Babylon, and Long Island. This map is refreshed with the newest listings in Islip every 15 minutes.

In the past month, 199 homes have been sold in Islip. In addition to houses in Islip, there were also 77 condos, 1 townhouse, and 6 multi-family units for sale in Islip last month. Find your dream home in Islip using the tools above. Use filters to narrow your search by price, square feet, beds, and baths to find homes that fit your criteria. Our top-rated real estate agents in Islip are local experts and are ready to answer your questions about properties, neighborhoods, schools, and the newest listings for sale in Islip. If you're looking to sell your home in the Islip area, our listing agents can help you get the best price. Redfin is redefining real estate and the home buying process in Islip with industry-leading technology, full-service agents, and lower fees that provide a better value for Redfin buyers and sellers.

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