Roof Replacement Cost on Long Island: 2025 Price Guide
Planning a roof replacement in Nassau or Suffolk County and wondering what it will cost? This guide breaks down current 2025 pricing so you can budget accurately — and understand exactly what you're paying for. If you haven't confirmed whether replacement is even needed yet, first check our guide on 8 signs you need a new roof on Long Island.
Average Roof Replacement Cost on Long Island (2025)
| Home Size | Architectural Shingles | Impact-Resistant Shingles | Metal Roofing |
|---|---|---|---|
| Small (<1,500 sq ft) | $7,500 – $11,000 | $9,500 – $14,000 | $14,000 – $22,000 |
| Medium (1,500–2,500 sq ft) | $11,000 – $16,500 | $14,000 – $21,000 | $21,000 – $34,000 |
| Large (2,500–3,500 sq ft) | $16,500 – $23,000 | $21,000 – $29,000 | $34,000 – $48,000 |
| Very Large (3,500+ sq ft) | $23,000+ | $29,000+ | $48,000+ |
Prices reflect Long Island market rates as of 2025. Actual quotes depend on roof pitch, waste factor, layers removed, deck condition, and local permitting costs.
What's Included in a Roof Replacement
A quality roof replacement from a licensed Long Island contractor includes tear-off, deck inspection, ice-and-water shield, synthetic underlayment, drip edge, shingles, ridge cap, flashing replacement, cleanup, and a workmanship warranty. For a detailed breakdown of material choices, read our guide on the best roofing materials for Long Island homes.
What Affects the Final Price
- Roof pitch. Steeper roofs add 15–40% to base costs.
- Number of layers being removed. Nassau County code generally allows two layers before full tear-off is required.
- Deck condition. Rotted plywood adds $70–$120 per 4×8 sheet replaced.
- Chimney and skylights. Every penetration requires custom flashing.
- Permits. Most Long Island municipalities require a roofing permit ($150–$400).
- How long your current roof has lasted. See our article on how long a roof lasts on Long Island to benchmark your situation.
Does Insurance Cover Roof Replacement on Long Island?
If your roof was damaged by a covered storm event — nor'easter, hail, wind, or fallen tree — your homeowners insurance will typically cover the replacement minus your deductible. Greene Group Construction works directly with all major insurers and handles the entire claims process. See our full guide on navigating a storm damage roof insurance claim on Long Island.
Where You Live on Long Island Affects Your Quote
Coastal proximity, local permitting fees, and travel time all affect pricing. Roofing in Huntington, Smithtown, and Babylon tends to run slightly higher than inland areas due to salt-air material requirements. We serve all towns across Nassau and Suffolk — view our full service area.
Get a free, no-obligation estimate — we serve all of Long Island.
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