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55 Carleton Avenue

East Islip, NY 11730
  • $1,800,000
  • STATUS: Active
  • MLS #: 928396
UPDATED: 71 min ago
$1,800,000
  • 0
    BEDS
  • 0.98
    ACRES
  • 0
    BATHS
  • 0
    1/2 BATHS
Neighborhood:
Type:
Commercial
Built:
1975
County:
Area:

School Ratings & Info

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.

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© 2026 OneKey MLS. All rights reserved. IDX information is provided exclusively 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 is deemed reliable but is not guaranteed accurate by the MLS or This Old Hudson Team at Houlihan Lawrence. Data last updated: 2026-04-10T08:18:17.203.
www.thisoldhudsonrealestate.com/homes/169224288
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55 Carleton Avenue East Islip, NY 11730

  • Price: $1,800,000
  • Status: Active
  • On Site: Days
  • Updated: 71 min ago
  • MLS #: 928396
0
Beds
0
Baths
0
½ Baths
0.98
Acres
1975
Built
Neighborhood:
Islip
County:
Suffolk
Area:
Islip
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.
Exterior Features

Construction Materials BrickFiberglass InsulationStucco Cross Street Main Street Fencing Chain Link Parking Total 18 Property Attached YN No Road Responsibility Public Maintained Road Stories 1 Stories Total 1 Waterfront YN No

Interior Features

Appliances None Basement Details Bilco Door(s)Unfinished Basement YN Yes Common Walls 2+ Common Walls Cooling Central AirDuctwork Elevator YN No Flooring Combination

Property Features

Building Area Total 6100 Building Features BathroomsLobbySignage Included Business Type CommercialMedicalProfessional/Office Disclosures Lead PaintM6 Disclosure of Ownership InterestSeller Property Disclosure Electric Company PSEG Heating Forced AirNatural Gas Listing Terms Cash Lot Size Area 42689 Number Of Residential Units 0 Permitted Uses Office Property Sub Type Office Sewer Public Sewer Special Listing Conditions None Sprinkler System YN No Tax Annual Amount 29360.36 Usable Area 6100.00 Utilities Cable AvailableCable ConnectedElectricity ConnectedNatural Gas ConnectedPhone ConnectedSewer ConnectedTrash Collection PrivateWater Connected Water Access YN No Water Source Public Zoning GSD

Listing courtesy of Joseph E. Donaghy of Marylou Swan Realty Corp: 631-289-5550
© 2026 OneKey MLS. All rights reserved.


© 2026 OneKey MLS. All rights reserved. IDX information is provided exclusively 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 is deemed reliable but is not guaranteed accurate by the MLS or This Old Hudson Team at Houlihan Lawrence. Data last updated: 2026-04-10T08:18:17.203.
 
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This Old Hudson Team at Houlihan Lawrence
Hudson NY, 12534