Install Spray Foam Insulation Cost in Delafield, WI in 2026
Most Install Spray Foam Insulation projects in Delafield, WI cost between $3,000 and $12,500. The typical price is $6,000.
Closed-cell spray foam costs the most per square foot and delivers the highest R-value per inch.
Delafield 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 Delafield, WI
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $2.48 |
| Mid-range | $4.97 |
| High-end | $10 |