Spray Foam Insulation cost: Boston vs Worcester (2026)
In 2026, spray foam insulation is about 10% more expensive in Boston than in Worcester. Most homeowners pay around $4,500 in Boston versus $4,100 in Worcester — a gap of roughly $400.
Boston MA
Typically around $4,500
Worcester MA
Lower costTypically around $4,100
Boston vs Worcester: full breakdown
| Factor | Boston | Worcester |
|---|---|---|
| Typical 2026 cost | $4,500 | $4,100 |
| Estimated range | $1,800–$7,200 | $1,650–$6,550 |
| Labor index (vs US) | ×1.13 | ×1.03 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.06 | ×1.06 |
| Local permit | None | None |
| Labor share | $2,500 | $2,250 |
| Materials/equipment | $2,000 | $1,850 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national spray foam insulation range for local labor, climate and permits.
Boston vs Worcester
Is spray foam insulation cheaper in Boston or Worcester?
In 2026, spray foam insulation is cheaper in Worcester at about $4,100, versus $4,500 in Boston — a difference of about $400 (10%).
Why does spray foam 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 spray foam insulation in Boston, MA?
In Boston, spray foam insulation typically runs $1,800–$7,200 in 2026, with most homeowners paying around $4,500.
Updated June 2026 · By Costadia Editorial