55 Carleton Avenue, East Islip, NY

$1,650,000

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6,100

Square feet

0.98

Acres

About 55 Carleton Avenue

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.

Features of 55 Carleton Avenue

MLS® # 928396
Price $1,650,000
Square Footage 6,100
Square Footage 42689
Acres 0.98
Year Built 1975
Type Commercial Sale
Sub-Type Office
Status Active

Community Information

Address 55 Carleton Avenue
City East Islip
County Suffolk County
State NY
Zip Code 11730

Amenities

Utilities Cable Available, Cable Connected, Electricity Connected, Natural Gas Connected, Phone Connected, Sewer Connected, Trash Collection Private, Water Connected
Parking Spaces 18
Is Waterfront No
Has Pool No

Interior

Interior Combination
Appliances None
Heating Forced Air, Natural Gas
Cooling Central Air, Ductwork
Fireplace No
# of Stories 1
Has Basement Yes
Basement Bilco Door(s), Unfinished

Exterior

Construction Brick, Fiberglass Insulation, Stucco

Additional Information

Date Listed October 24th, 2025
Days on Market 329
Zoning GSD
Short Sale No
RE / Bank Owned No

Listing Details

OfficeMarylou Swan Realty Corp
Contact Info631-289-5550

Listing Map

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