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Property profile & analytics

320 Main St Islip, NY 11795

  • Office Properties & Spaces
  • 0.20 lot acres
OFF-MARKET
Value Estimation
Location Intelligence

Current Use by Public Records

  • Broadway Dance Theatre / Dance School
  • New York Autobrokers / Auto Broker

Property Details for 320 Main St

Year built
2000
Lot size
0.20 lot acres
Property type
Office Properties & Spaces

Description

This exceptional waterfront medical office building, located at 320 Main St, Islip, NY, presents a unique investment opportunity. The property boasts a substantial 8,651 square feet of space situated on a 0.2-acre lot (53,667 square feet total). Its prime location offers 274 feet of bulkheading with a convenient boat slip, adding significant value and appeal. Currently generating a substantial gross annual income of $420,000 through a month-to-month tenancy with Stony Brook, which covers all utilities. The property's strong financial performance is further highlighted by a net income of $296,140. Stony Brook is prepared to sign a new long-term lease, ensuring continued rental income and stability. The property's financial records reflect annual taxes of $71,079, maintenance expenses of $26,306 in 2023, and insurance costs of $26,475 in 2023. Detailed floor plans and a survey are readily available for review. Ample parking is provided, catering to both staff and patients. This is a rare opportunity to acquire a high-income-producing waterfront medical building with a strong tenant in place and the potential for long-term growth. The property's exceptional location and features make it an ideal investment for discerning buyers seeking a stable and lucrative asset.

Value Estimation

Powered by Realmo proprietary methodology Last update: July 3, 2025
  • CAP approach

  • Comparable approach

  • Alternative Use

Location Insight

  • Map
  • Local Demand
City
Islip
County
Suffolk County
State
New York
Longitude
-73.218
Latitude
40.7285
More about this property
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