Multi-Tenant Office Building with 7
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 Market185
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
Hot Water(Heating), Natural Gas
Cooling system
Wall/Window Unit(s), Ductless, Window Unit(s)
Water source
Public
Amenities
conference room
kitchenette
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: Aug 20
Last Checked: Aug 20 at 8:06AM
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 renovated, multi-tenant office building is configured with seven individual private offices, a spacious conference room, a kitchenette, and two bathrooms. A detached storage garage is also included for storage or expanded use. The property was completely renovated in 2020, including heating and cooling systems, exterior siding, some windows, and updates to common areas, the kitchenette, bathrooms, and conference room.
The building sits on a 0.28-acre lot and is in GMT zoning. It is 100% occupied, supporting an in-place office setup. Utilities include public water and public sewer, with hot water heating using natural gas. Cooling is provided via wall/window units, ductless systems, and window units.
Construction materials include frame construction with vinyl siding. Additional features include a multi-tenant layout designed to support office operations in a single building.
The building sits on a 0.28-acre lot and is in GMT zoning. It is 100% occupied, supporting an in-place office setup. Utilities include public water and public sewer, with hot water heating using natural gas. Cooling is provided via wall/window units, ductless systems, and window units.
Construction materials include frame construction with vinyl siding. Additional features include a multi-tenant layout designed to support office operations in a single building.
Key Highlights
- 0.28‑acre multi‑tenant office building in GMT zoning
- Seven private offices plus spacious conference room
- Complete 2020 renovation including HVAC and exterior siding updates
Property Analytics
Property Profile
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
Market
Vacancy Rate% for Office in Northeast region
Questions? Ask Rey
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Frequently Asked Questions
What type of property is this?
Office building - Renovated multi-tenant office building with seven private offices, conference room, and detached storage garage in GMT zoning.
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: 0.28‑acre multi‑tenant office building in GMT zoning; Seven private offices plus spacious conference room; Complete 2020 renovation including HVAC and exterior siding updates
