Install Blown-In Insulation Cost in San Antonio, TX in 2026
Most Install Blown-In Insulation projects in San Antonio, TX cost between $1,200 and $5,000. The typical price is $2,500.
San Antonio 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 San Antonio, TX
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.02 |
| Mid-range | $2.05 |
| High-end | $4.27 |
Insulation contractors in San Antonio, TX
Businesses listed on Google near San Antonio, TX. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Geo-Insulation, LLC
5.0(400 reviews)
2766 Harney Path, San Antonio, TX 78234
Insulation Pros SATX
5.0(65 reviews)
7303 Shady Hollow Ln, San Antonio, TX 78255
Attic Pro
4.8(72 reviews)
1646 Vista Del Monte, San Antonio, TX 78216
Texas Pro Insulators
4.7(60 reviews)
401 E Sonterra Blvd Ste 375, San Antonio, TX 78258
iFOAM Insulation
4.8(54 reviews)
5355 Brewster St, San Antonio, TX 78233
Prime Spray Foam Insulation San Antonio
4.9(41 reviews)
327 Bank St, San Antonio, TX 78204