Renovated Multi-Tenant Office
For Sale
$800,000
128 Carleton Avenue, East Islip, NY 11730
Commercial Sale, East Islip, NY
Property SizeContact for details
Lot Size0.28 Acres
Days on Market231
Property Features for 128 Carleton Avenue
General Information
Property type
Commercial Sale
Property subtype
Office
Zoning
GMT
Directions
Carleton Avenue across street from Irish Coffee Pub.
Standard status
Active
APN
0500-346-00-01-00-079-003
Lot size
0.28 Acres
Taxes and HOA fees
Tax Year
2026
Tax Annual Amount
18271
Utilities
Sewer type
Public Sewer
Heating system
Natural Gas, Hot Water(Heating)
Cooling system
Wall/Window Unit(s), Window Unit(s), Ductless
Water source
Public
Amenities
conference room
kitchenette
bathrooms
detached garage
Building Details
Floors in Building
2
Number of units
8
Building materials
Frame, Vinyl Siding
Listing Agency:
Jones Hollow Realty Group Inc
(631) 650-3977
Listed By:
Brad Wilson AHWD SFR
(646) 670-8800
Added: Feb 16
Changed: Sep 18
Last Checked: Oct 5 at 5:06AM
MLS# 961392
Copyright © 2026 OneKey MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Investment Insights
Based on property information with market context.
This office building is configured for multiple occupants with 7 private offices, a conference room, 2 bathrooms, and a kitchenette. The property also includes a detached garage that provides storage or additional functional space. A comprehensive renovation completed in 2020 addressed the HVAC system, exterior siding, selected windows, common areas, kitchenette, bathrooms, and conference room. The building is 100% occupied and served by public water and public sewer.
Located at 128 Carleton Avenue in East Islip, the property offers a professional office setting with frame construction and vinyl siding. Heating is provided by hot water and natural gas, while cooling includes ductless and wall/window units. Its multi-tenant layout supports separate office users within a single commercial building.
Located at 128 Carleton Avenue in East Islip, the property offers a professional office setting with frame construction and vinyl siding. Heating is provided by hot water and natural gas, while cooling includes ductless and wall/window units. Its multi-tenant layout supports separate office users within a single commercial building.
Key Highlights
- 7 private offices plus a spacious conference room
- 2 renovated bathrooms and a modern kitchenette
- Detached garage for storage or expanded use
Property Analytics
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Current Use
Lease Details
7
Office units
100%
Occupancy
Multi-tenant
Tenancy
Location Intelligence
Trade Area within ½ mile
534
Businesses Nearby
Explore this area
Business Placement
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
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Market
Vacancy Rate% for Office in Northeast region
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Frequently Asked Questions
What type of property is this?
Office building - Fully occupied office property with updated shared amenities, a detached storage garage, and flexible multi-tenant configuration.
Where is this office building located?
The property is located at 128 Carleton Avenue East Islip, NY.
What is the asking price?
The asking price for this property is $800,000.
What are key features of this property?
This property features: 7 private offices plus a spacious conference room; 2 renovated bathrooms and a modern kitchenette; Detached garage for storage or expanded use
