Attic Insulation cost: Boston vs Worcester (2026)
In 2026, attic insulation is about 11% more expensive in Boston than in Worcester. Most homeowners pay around $4,600 in Boston versus $4,150 in Worcester — a gap of roughly $450.
Boston MA
Typically around $4,600
Worcester MA
Lower costTypically around $4,150
Boston vs Worcester: full breakdown
| Factor | Boston | Worcester |
|---|---|---|
| Typical 2026 cost | $4,600 | $4,150 |
| Estimated range | $1,850–$7,300 | $1,650–$6,650 |
| Labor index (vs US) | ×1.13 | ×1.03 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.08 | ×1.08 |
| Local permit | None | None |
| Labor share | $2,550 | $2,300 |
| Materials/equipment | $2,050 | $1,850 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national attic insulation range for local labor, climate and permits.
Boston vs Worcester
Is attic insulation cheaper in Boston or Worcester?
In 2026, attic insulation is cheaper in Worcester at about $4,150, versus $4,600 in Boston — a difference of about $450 (11%).
Why does attic insulation cost more in Boston than Worcester?
The main driver is local labor rates: Boston's labor index is 1.13 versus 1.03 in Worcester. 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