Attic Insulation cost: Boston vs New Bedford (2026)
In 2026, attic insulation is about 8% more expensive in Boston than in New Bedford. Most homeowners pay around $4,600 in Boston versus $4,250 in New Bedford — a gap of roughly $350.
Boston MA
Typically around $4,600
New Bedford MA
Lower costTypically around $4,250
Boston vs New Bedford: full breakdown
| Factor | Boston | New Bedford |
|---|---|---|
| Typical 2026 cost | $4,600 | $4,250 |
| Estimated range | $1,850–$7,300 | $1,700–$6,800 |
| Labor index (vs US) | ×1.13 | ×1.05 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.08 | ×1.08 |
| Local permit | None | None |
| Labor share | $2,550 | $2,350 |
| Materials/equipment | $2,050 | $1,900 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national attic insulation range for local labor, climate and permits.
Boston vs New Bedford
Is attic insulation cheaper in Boston or New Bedford?
In 2026, attic insulation is cheaper in New Bedford at about $4,250, versus $4,600 in Boston — a difference of about $350 (8%).
Why does attic insulation cost more in Boston than New Bedford?
The main driver is local labor rates: Boston's labor index is 1.13 versus 1.05 in New Bedford. Climate zone (cold vs cold) also shift the total.
How much is attic insulation in Boston, MA?
In Boston, attic insulation typically runs $1,850–$7,300 in 2026, with most homeowners paying around $4,600.
Updated June 2026 · By Costadia Editorial