Insulation Cost in Watertown, SD in 2026
Most Insulation projects in Watertown, SD cost between $1,400 and $5,500. The typical price is $2,700.
Labour and materials in Watertown run about 9% 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 Watertown, SD
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.13 |
| Mid-range | $2.26 |
| High-end | $4.70 |
Insulation contractors in Watertown, SD
Businesses listed on Google near Watertown, SD. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
SA Drywall LLC
4.8(21 reviews)
1628 4th Ave SW, Watertown, SD 57201
Dakota Spray Foam Insulators, LLC
5.0(15 reviews)
808 E 6th St, Redfield, SD 57469
Benchmark Foam, Inc.
4.3(17 reviews)
401 Pheasant Ridge Dr, Watertown, SD 57201
Integrity Insulation & Coating Services LLC
4.5(8 reviews)
41714 255th St, Fulton, SD 57340
Enercept
4.2(5 reviews)
3100 9th Ave SE, Watertown, SD 57201
Insulation Specialties
No rating yet
1609 3rd Ave NW, Watertown, SD 57201