Insulation Cost in Onalaska, WI in 2026
Most Insulation projects in Onalaska, WI cost between $1,400 and $6,000. The typical price is $2,900.
Onalaska 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 Onalaska, WI
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.20 |
| Mid-range | $2.40 |
| High-end | $5.00 |
Insulation contractors in Onalaska, WI
Businesses listed on Google near Onalaska, WI. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
First American Roofing & Siding, Inc.
4.8(273 reviews)
1472 WI-35, Onalaska, WI 54650
Ultimate Insulation La Crosse
4.9(51 reviews)
2641 George St Ste 2, La Crosse, WI 54603
CT's Advanced Insulation
5.0(39 reviews)
4004 Canyon Ave, Sparta, WI 54656
Hillside Insulation, LLC
5.0(25 reviews)
38647 Dancer Rd, Lanesboro, MN 55949
Schwartz Spray Foam Services
5.0(24 reviews)
N49531 County Rd O, Osseo, WI 54758
Foam Home, LLC
5.0(8 reviews)
2809 28th St S, La Crosse, WI 54601