Insulation Cost in Boulder, CO in 2026
Most Insulation projects in Boulder, CO cost between $1,500 and $6,500. The typical price is $3,000.
Labour and materials in Boulder run about 7% 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 Boulder, CO
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.26 |
| Mid-range | $2.51 |
| High-end | $5.24 |
Insulation contractors in Boulder, CO
Businesses listed on Google near Boulder, CO. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Koala Insulation of Boulder
4.9(344 reviews)
1435 Yarmouth Ave Ste 103, Boulder, CO 80304
Eco Handyman
4.8(105 reviews)
4845 Pearl E Cir #101, Boulder, CO 80301
AtticPro Insulation
5.0(78 reviews)
720 Kipling St #12, Lakewood, CO 80215
Bestway Insulation LLC
4.6(71 reviews)
10855 Empire Rd, Lafayette, CO 80026
Unlimited Solutions
5.0(30 reviews)
1402 Twin Sisters Dr, Longmont, CO 80504
USA Insulation of Boulder – Fort Collins
4.8(31 reviews)
3989 S Valley Dr, Longmont, CO 80504