Insulation Cost in Greenwich, CT in 2026
Most Insulation projects in Greenwich, CT cost between $1,600 and $6,500. The typical price is $3,200.
Labour and materials in Greenwich run about 14% 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 Greenwich, CT
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.31 |
| Mid-range | $2.63 |
| High-end | $5.47 |
Insulation contractors in Greenwich, CT
Businesses listed on Google near Greenwich, CT. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Koala Insulation of the Sound Shore
5.0(206 reviews)
255 S Regent St, Port Chester, NY 10573
Elite Foam Insulation & Exteriors
5.0(8 reviews)
40 Clarks Hill Ave, Stamford, CT 06902
Antonio Service Insulation LLC
4.0(12 reviews)
20 Waverly Pl, Stamford, CT 06902
Spray Foam Art LLC
5.0(5 reviews)
60 Bonner St, Stamford, CT 06902
Ecologic Energy Solutions, LLC
3.2(5 reviews)
48 Union St, Stamford, CT 06906
George insulation
5.0(3 reviews)
130 Oak St, Port Chester, NY 10573