# 128 Carleton Avenue, East Islip, NY 11730 > **TL;DR:** commercial, $800,000. > A/C. Est. $4,278/mo. Listed 260 days. ## Property at a Glance | Attribute | Value | |-----------|-------| | Price | $800,000 | | Lot Size | 12,197 sqft (0.28 acres) | | Stories | 2 | | Property Type | Commercial (Office) | | Status | Active | | Days on Market | 260 | ## Estimated Monthly Costs | Category | Amount | |----------|--------| | Principal & Interest (20% down, 30-year at 6.5%) | $4,045 | | Estimated Insurance | $233 | | **Total** | **$4,278** | ## Key Amenities - A/C ## Property Highlights - 0.28 acre lot - 2 stories ## Description ### Agent Description Multi-tenant use building. This professional office building with 7 individual offices and detached storage garage, 2 bathrooms, Kitchenette and Conference Room. Building has been completely renovated in 2020 to include heating, cooling, siding, some windows, common areas, kitchenette, bathrooms and conference room. 100% Occupied. Key Features: -GST Zone -7 private offices + spacious conference room -Modern kitchenette and 2 renovated bathrooms -Detached garage for storage or expanded use -Complete 2020 renovation: HVAC, exterior, interiors -Multi-tenant configuration with strong rental potential -High-traffic spot opposite a landmark restaurant ## Location - **Address:** 128 Carleton Avenue, East Islip, NY 11730 - **County:** Suffolk County ## Listing Agent - **Name:** Brad Wilson AHWD SFR - **Brokerage:** Jones Hollow Realty Group Inc. - **Broker Phone:** (646) 670-8800 ## Photos ![128 Carleton Avenue - Photo 1](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f1137063234r.jpg) ![128 Carleton Avenue - Photo 2](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f2322594411r.jpg) ![128 Carleton Avenue - Photo 3](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f4152218644r.jpg) ![128 Carleton Avenue - Photo 4](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f3669733468r.jpg) ![128 Carleton Avenue - Photo 5](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f663212948r.jpg) ![128 Carleton Avenue - Photo 6](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f3755090594r.jpg) ![128 Carleton Avenue - Photo 7](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f3916393983r.jpg) ![128 Carleton Avenue - Photo 8](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f3609220215r.jpg) ![128 Carleton Avenue - Photo 9](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f3754385029r.jpg) ![128 Carleton Avenue - Photo 10](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f1708880966r.jpg) ![128 Carleton Avenue - Photo 11](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f385566302r.jpg) ![128 Carleton Avenue - Photo 12](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f3013322636r.jpg) ![128 Carleton Avenue - Photo 13](http://lh.rdcpix.com/4fddabc88343e0475b688f71de8c1b1el-f3472482187r.jpg) --- **MLS#:** 961392 | **Updated:** 2026-10-29 **Source:** listhub *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.* [View on PropertySimple](https://www.propertysimple.ai/listing/128-carleton-avenue-east-islip-ny-11730-539cedbce1474cdab56abc20759872e5) --- ## Structured Data ```json { "@context": "https://schema.org", "@type": "RealEstateListing", "@id": "https://www.propertysimple.ai/listing/128-carleton-avenue-east-islip-ny-11730-539cedbce1474cdab56abc20759872e5#listing", "url": "https://www.propertysimple.ai/listing/128-carleton-avenue-east-islip-ny-11730-539cedbce1474cdab56abc20759872e5", "name": "128 Carleton Avenue, East Islip, NY 11730", "description": "Multi-tenant use building. This professional office building with 7 individual offices and detached storage garage, 2 bathrooms, Kitchenette and Conference Room. 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