Insulation Cost in Cottage Grove, WI in 2026
Most Insulation projects in Cottage Grove, WI cost between $1,400 and $6,000. The typical price is $2,900.
Cottage Grove 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 Cottage Grove, WI
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.20 |
| Mid-range | $2.40 |
| High-end | $5.00 |
Insulation contractors in Cottage Grove, WI
Businesses listed on Google near Cottage Grove, WI. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
USA Insulation of Madison
4.8(105 reviews)
4709 Triangle St, McFarland, WI 53558
Koala Insulation of Madison
5.0(82 reviews)
5341 Wood Dr, Sun Prairie, WI 53590
Accurate-Airtight Exteriors
4.9(74 reviews)
3336 Commercial Ave, Madison, WI 53714
Spraytech Insulators of Madison
4.9(24 reviews)
138 Dempsey Rd, Madison, WI 53714
TNT Insulation, LLC
4.8(17 reviews)
2890 Terra Ct Unit 13, Sun Prairie, WI 53590
City Wide, Inc.
5.0(11 reviews)
4501 Triangle St, McFarland, WI 53558