Insulation Cost in Wisconsin in 2026
Most Insulation projects in Wisconsin cost between $1,500 and $6,000. The typical price is $2,900.
Wisconsin prices track the national average closely. Costs here are close enough to the national picture that the adjustment barely moves the number.
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 Wisconsin
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.22 |
| Mid-range | $2.43 |
| High-end | $5.07 |