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East Islip>
Homes With Finished Basement

Homes With Finished Basements in East Islip

East Islip offers a variety of homes for sale with finished basements, ideal for buyers looking to maximize space and functionality. Many of the available properties include charming ranches, split-levels, and traditional colonials, often featuring finished lower levels that serve as family rooms, guest suites, or home offices. These finished basements add valuable square footage and flexibility, perfect for entertaining, working from home, or accommodating extended family. East Islip is known for its waterfront charm, well-regarded schools, and convenient access to parks, marinas, and commuting routes. Homes with finished basements in this community provide a comfortable blend of practicality and Long Island lifestyle appeal.

Are you looking for homes with finished basements in East Islip, NY? Let Coach Realtors lead the way! Contact us for more information about our available properties with an updated basement.

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Showing 1 to 9 of 9 properties

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119 Jefferson Street , East Islip, NY 11730

1 of 22

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119 Jefferson Street , East Islip, NY 11730 $624,999 Residential - Single Family

Property Listed by: RE/MAX Signature Real Estate

3BEDS 1BATHS 1,186sqft

48 E Madison Street, East Islip, NY 11730

1 of 27

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48 E Madison Street, East Islip, NY 11730 $675,000 Residential - Single Family

Property Listed by: Douglas Elliman Real Estate

3BEDS 1/1BATHS 1,320sqft

23 Cynthia Lane, East Islip, NY 11730

1 of 15

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23 Cynthia Lane, East Islip, NY 11730 $849,000 Residential - Single Family

Property Listed by: Douglas Elliman Real Estate

3BEDS 1/1BATHS 1,670sqft

263 Keswick Drive, East Islip, NY 11730

1 of 30

Pending

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263 Keswick Drive, East Islip, NY 11730 $725,000 Residential - Single Family

Property Listed by: Keller Williams Realty Elite

3BEDS 1/1BATHS 1,545sqft

66 Country Village Lane, East Islip, NY 11730

1 of 39

Pending

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66 Country Village Lane, East Islip, NY 11730 $899,999 Residential - Single Family

Property Listed by: Serhant East End LLC

3BEDS 1/1BATHS 1,950sqft

11 Marlboro Lane, East Islip, NY 11730

1 of 22

Pending

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11 Marlboro Lane, East Islip, NY 11730 $899,999 Residential - Single Family

Property Listed by: Eric G Ramsay Jr Assoc LLC

4BEDS 4BATHS 2,992sqft

51 Oakwood Hills Drive, East Islip, NY 11730

1 of 42

Pending

Featured Listing

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51 Oakwood Hills Drive, East Islip, NY 11730 $949,990 Residential - Single Family

Property Listed by: Howard Hanna Coach

5BEDS 3/1BATHS 2,740sqft

223 Timberpoint Road, East Islip, NY 11730

1 of 47

Pending

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223 Timberpoint Road, East Islip, NY 11730 $699,990 Residential - Single Family

Property Listed by: Cardinal Realty Group LLC

3BEDS 1BATHS 1,159sqft

219 Jericho Street, East Islip, NY 11730

1 of 30

Pending

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219 Jericho Street, East Islip, NY 11730 $524,999 Residential - Single Family

Property Listed by: HomeSmart Dynamic Realty

4BEDS 2BATHS 1,176sqft

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Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 03/03/2026. The listing information on this page last changed on 03/03/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Tue 03/03/2026 1:38:41 AM EST) or OneKey MLS (last updated Tue 03/03/2026 1:31:07 AM EST). Real estate listings held by brokerage firms other than Howard Hanna | Coach Realtors may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.

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