Insulation Cost in Waltham, MA in 2026
Most Insulation projects in Waltham, MA cost between $1,600 and $7,000. The typical price is $3,300.
Labour and materials in Waltham run about 20% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Batt, blown-in cellulose or closed-cell spray foam
- Target R-value for your climate zone
- Attic, wall or crawlspace access
- Air sealing done alongside the insulation
Usually included
- Insulation material to the specified R-value
- Installation and air sealing at obvious gaps
- Cleanup and disposal
Usually extra
- Removing contaminated existing insulation
- Ventilation or moisture remediation
- Drywall work for wall injection
Unit prices in Waltham, MA
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.36 |
| Mid-range | $2.72 |
| High-end | $5.67 |
Insulation contractors in Waltham, MA
Businesses listed on Google near Waltham, MA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Colt Home Services
5.0(334 reviews)
99 Felton St, Waltham, MA 02453
Evolution Insulation
5.0(98 reviews)
Ap2, 15 Michael Rd, Revere, MA 02151
Coleman Spray Foam
5.0(51 reviews)
98 Rockwood Rd, Norfolk, MA 02056
Newton Spray Foam Insulation
5.0(44 reviews)
44 Kendall Rd, Newton Centre, MA 02459
Green Insulation Brookline Inc.
4.9(33 reviews)
175 Freeman St #423, Brookline, MA 02446
Natick Advanced Insulation Services
4.9(32 reviews)
22 Cochituate St, Natick, MA 01760