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Janet Berookhim
Licensed Associate Broker, SRES, CBR jberookhim@laffeyre.com Mobile 516-263-7072
REALTOR®, Mobile 516-263-7072
Cell: (516) 263-7072
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55 Carleton Avenue, East Islip, NY 11730

$1,650,000
  • 55 Carleton Avenue, East Islip, NY 11730 Main Photo

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Janet Berookhim
Call: (cell) (516) 263-7072
Text: (516) 263-7072

MLS#928396
STATUSActive PROPERTY TYPECommercial - Office

Property Description

55 Carleton Avenue presents a rare chance to acquire a high-visibility, 0.98-acre commercial property on Carleton Avenue-the main thoroughfare into East Islip. Zoned GSD, this site is ideally suited for office, medical, or veterinary use, offering exceptional exposure and accessibility. This unique opportunity allows for expansion of additional space of up to 11,000 sq. ft. or redevelop the entire site for your new building up to 17,000 ft. sq. Only two miles from the Federal Court House and 2.5 miles from Northwell South Shore University Hospital with easy access from Sunrise Hwy and Southern State Parkway. The East Islip area boasts strong commercial activity and highly desirable demographics, making this a prime location for professional services seeking long-term growth and visibility.

55 Carleton Avenue | MLS# 928396

This commercial property located at 55 Carleton Avenue, East Islip, NY 11730 is currently listed for sale with an asking price of $1,650,000. Search East Islip real estate on janetberookhim.laffey.com today.

Property Features

Property Type: Commercial - Office
Basement: Yes
Basement: Bilco Door(s), Unfinished
Cooling: Central Air, Ductwork
Heating: Forced Air, Natural Gas
Lot Size: 0.98 Acres
Stories: 1.0
Taxes: $29,360
Year Built: 1975

Feature Descriptions

Appliances: None
Building Area Total: 6100
Building Features: Bathrooms, Lobby, Signage Included
Business Type: Commercial, Medical, Professional/Office
Common Walls: 2+ Common Walls
Days on Site: 220
Exterior: Brick, Fiberglass Insulation, Stucco
Fencing: Chain Link
Flooring: Combination
On Market Date: 2025-10-24
Parcel Number: 0500-346-00-03-00-073-000
Parking Total: 18
Rental Term: Monthly
Road Responsibility: Public Maintained Road
Sewer: Public Sewer
Units: 8
Utilities: Cable Available, Cable Connected, Electricity Connected, Natural Gas Connected, Phone Connected, Sewer Connected, Trash Collection Private, Water Connected
Water: Public

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Preferred Communication Method

Listed By / Shown By

Listing By

Agency Name: Marylou Swan Realty Corp
Agency Contact: 631-289-5550

Shown By

Agent Name: Janet Berookhim
Agent Phone: Cell: (516) 263-7072
Agency Title: Laffey Real Estate

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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 06/02/2026. The listing information on this page last changed on 06/02/2026. 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 06/02/2026 12:02:56 AM EST) or OneKey MLS (last updated Tue 06/02/2026 12:00:25 AM EST). Real estate listings held by brokerage firms other than Laffey Real Estate 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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