Nashua, NH · 2026 cost guide
How much does a new roof cost in Nashua?
In Nashua, a new roof costs about $9,800–$23,000 in 2026 for a 1,800 sq ft (about 20-square) asphalt-shingle roof, tear-off included — roughly $491.13–$1145.97 per square (100 sq ft). That’s in line with the New Hampshire average.
Estimate your Nashua project with the Roofing Square Calculator →
Nashua cost breakdown
| Nashua typical range | $9,800–$23,000 |
| Nashua per square (100 sq ft) | $491.13–$1145.97 |
| New Hampshire state average | $9,600–$22,500 |
| Versus New Hampshire average | in line with average |
What’s different about Nashua
Nashua's location near the Massachusetts border raises cost of living and labor rates, with snowy winters and ice dams shaping exterior detailing.
- Snow load and ice dams call for ice-and-water shield and sturdier decking, pushing roof cost up.
How the cost is built
Roof cost scales with roof area (measured in 100 sq ft 'squares'), pitch, and material — asphalt shingles are the budget choice, while metal, tile, and slate run two to four times more. Steep or complex rooflines, multiple layers to tear off, and new decking or flashing all add to the total.
Frequently asked questions
How much does a new roof cost in Nashua?
In Nashua, a new roof costs about $9,800 to $23,000 in 2026 for a 1,800 sq ft (about 20-square) asphalt-shingle roof, tear-off included — roughly 491.13–1145.97 per square (100 sq ft). That's in line with the New Hampshire average, reflecting local labor and permit costs.
What affects the cost of a new roof in Nashua?
Nashua's location near the Massachusetts border raises cost of living and labor rates, with snowy winters and ice dams shaping exterior detailing. Snow load and ice dams call for ice-and-water shield and sturdier decking, pushing roof cost up.
How can I get an accurate roof replacement estimate in Nashua?
Use the free Roofing Square Calculator to plug in your real measurements, then collect two or three local Nashua quotes to compare. Prices vary by neighborhood, access, and project complexity.
Roof replacement cost in other New Hampshire metros
Keep planning
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Open calculator →The Nashua figure scales the New Hampshire cost range by a local metro index, then adjusts for the city’s labor market and climate. A 2026 planning estimate, not a quote — get local bids. See our methodology.