Insulation Cost in Champaign, IL in 2026
Most Insulation projects in Champaign, IL cost between $1,600 and $6,500. The typical price is $3,100.
Labour and materials in Champaign run about 12% 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 Champaign, IL
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.30 |
| Mid-range | $2.59 |
| High-end | $5.40 |
Insulation contractors in Champaign, IL
Businesses listed on Google near Champaign, IL. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Sealtite Insulation & Slabjacking
4.9(755 reviews)
1308 W Oak St, Fairbury, IL 61739
C-U Under Construction
4.5(98 reviews)
1153 County Rd 1200 E, Champaign, IL 61822
FG drywall, finishing and painting
4.8(51 reviews)
2608 Cherry Hills Dr, Champaign, IL 61822
Noma Home Pros
5.0(40 reviews)
505 W University Ave Ste 2, Champaign, IL 61820
Acculevel
5.0(24 reviews)
206 N Randolph St Ste 242, Champaign, IL 61820
Assured Insulation
4.6(31 reviews)
1960 S Taylorville Rd, Decatur, IL 62521