Insulation Cost in Fontana, CA in 2026
Most Insulation projects in Fontana, CA cost between $1,700 and $7,000. The typical price is $3,400.
Labour and materials in Fontana run about 27% above 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 Fontana, CA
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.42 |
| Mid-range | $2.83 |
| High-end | $5.90 |
Insulation contractors in Fontana, CA
Businesses listed on Google near Fontana, CA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Attic Projects
5.0(310 reviews)
8690 Red Oak St, Rancho Cucamonga, CA 91730
Y&S Attic Insulation
5.0(20 reviews)
2130 N Arrowhead Ave Unit 201 D, San Bernardino, CA 92405
All Type Insulation Services, Inc
5.0(20 reviews)
11801 Pierce St Ste 200, Riverside, CA 92505
Industrial Insulation Inc
4.3(4 reviews)
10509 Business Dr, Fontana, CA 92337
Jose Rodriguez Insulation
3.7(3 reviews)
18872 10th St, Bloomington, CA 92316
Sierra Insulation Contractors
No rating yet
120 S Wineville Ave, Ontario, CA 91761