Insulation Cost in Great Falls, MT in 2026
Most Insulation projects in Great Falls, MT cost between $1,400 and $6,000. The typical price is $2,800.
Labour and materials in Great Falls run about 3% below 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 Great Falls, MT
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.18 |
| Mid-range | $2.35 |
| High-end | $4.90 |
Insulation contractors in Great Falls, MT
Businesses listed on Google near Great Falls, MT. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
A-1 Contractors, Inc.
4.9(60 reviews)
2755 Fern Dr, Great Falls, MT 59404
Treasure State Insulation
4.8(28 reviews)
19 Moonstone Court, Great Falls, MT 59404
Klinefelter's Insulation
5.0(24 reviews)
2412 13th St S, Great Falls, MT 59405
Hagen Construction LLC
5.0(14 reviews)
211 Millegan Rd, Ulm, MT 59485
Epic Foam
5.0(10 reviews)
155 Yellowstone Trail, Whitehall, MT 59759
CTM Inc.
5.0(6 reviews)
19 Silver Mine Ln C, Great Falls, MT 59405