320 Main St, Islip, NY 11795
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.
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New York Autobrokers Car Dealership
Cap rate
Implied · in-place · derived from last sale + estimated NOIValue
AI, CAP & Alternative Use estimations · Realmo proprietary blendComparables
6 recent transactions · within 1.5 miComparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Property description
Physical attributes from public recordsZoning & alternative use
No recorded transactions found for this property.
Costs & Benchmarks
Operating expenses, capex projections, utility benchmarks, and submarket comparables — all in one view.
Risks
Flood, climate, environmental, title, and tenant-concentration risk — surfaced with mitigations and source citations.