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High-Visibility Commercial Property on Carleton Avenue
For Sale
$1,650,000

55 Carleton Ave, East Islip, NY 11730

0.98-acre commercial property suited for office, medical, or veterinary use.

Property Size6,100 SF
Lot Size0.98 Acres
Price / SF$97.06
Days on Market163

Property Features for 55 Carleton Ave

General Information

Standard status Active
Size 6,100 SF
Lot size 0.98 Acres
Property subtype Commercial

Taxes and HOA fees

Annual Taxes $29,360

Building Details

Building Size 6,100 SF
Year Built 1975
Stories 1
Units 8
Listing Agency: Marylou Swan Realty Corp
Listed By: Gillian Donaghy · License #10401392754
Source: Elliman
Added: Mar 11 Changed: Aug 8 Last Checked: Aug 20 at 9:22AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Marylou Swan Realty Corp

Investment Insights

Based on property information with market context.

The property at 55 Carleton Avenue is a 0.98-acre commercial site located on Carleton Avenue, the main thoroughfare into East Islip. Zoned GSD, the site is suited for office, medical, or veterinary use, offering exposure and accessibility. The site allows for expansion of additional space of up to 11,000 sq. ft. or redevelopment of the entire site for a new building up to 17,000 sq. ft. The property is located two miles from the Federal Court House and 2.5 miles from Northwell South Shore University Hospital, with access from Sunrise Highway and Southern State Parkway. The East Islip area features commercial activity and demographics.

Key Highlights

  • High‑visibility commercial property on Carleton Avenue, the main thoroughfare into East Islip.
  • Zoned GSD, ideally suited for office, medical, or veterinary use.
  • Opportunity for expansion of up to 11,000 sq. ft. or redevelopment up to 17,000 sq. ft.

Property Analytics

Current Use

Star Care Dialysis Physician Susan Pilon, LCSW Foster Care Service Brandon J. Broderick, ... Law Firm Melissa A Alkire Massage ... Alternative Medicine Practice Nicole Sewell Counselor

Suggested Use

Top Pick Auto Parts Store Parking Lot & Garage Daycare Center Kitchen & Bath Showroom Hotel & Motel Carpet & Flooring Store

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Location Intelligence

Trade Area within ½ mile

886
Businesses Nearby

Demographics for 11730, NY

14,523
Population
5,230
Households
2.8
Avg Household Size
43
Median Age
39%
College-Educated
95%
High-School Grad
4.5 sq mi
ZIP Area
3,227
Density / Sq Mi
$146,190
Median Household Income
$64,934
Median Earnings
$2,508
Median Rent
$577,600
Median Home Value

Market

Vacancy Rate% for Office in Northeast region

13.1% 2019
15.4% 2020
17.6% 2021
19.1% 2022
20.2% 2023
20.9% 2024
19.9% 2025
Rey
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Frequently Asked Questions

What type of property is this?
Commercial land - 0.98-acre commercial property suited for office, medical, or veterinary use.
Where is this commercial land located?
The property is located at 55 Carleton Ave East Islip, NY.
What is the asking price?
The asking price for this property is $1,650,000.
What are key features of this property?
This property features: High‑visibility commercial property on Carleton Avenue, the main thoroughfare into East Islip.; Zoned GSD, ideally suited for office, medical, or veterinary use.; Opportunity for expansion of up to 11,000 sq. ft. or redevelopment up to 17,000 sq. ft.
More about this property
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