Insulation Cost in Flagstaff, AZ in 2026
Most Insulation projects in Flagstaff, AZ cost between $1,400 and $6,000. The typical price is $2,800.
Flagstaff 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 Flagstaff, AZ
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.18 |
| Mid-range | $2.37 |
| High-end | $4.93 |
Insulation contractors in Flagstaff, AZ
Businesses listed on Google near Flagstaff, AZ. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
CozyHome
4.9(107 reviews)
1145 W Kaibab Ln, Flagstaff, AZ 86001
Insulation Contractors of Arizona LLC
4.9(50 reviews)
10616 N 50th Ave, Glendale, AZ 85304
SealMax Insulation
4.6(63 reviews)
1608 Allerton Way, Chino Valley, AZ 86323
L&W Supply
5.0(13 reviews)
1200 E Butler Ave, Flagstaff, AZ 86001
Banker Insulation of Flagstaff
3.8(16 reviews)
511 S Flagstaff Ranch Rd, Flagstaff, AZ 86001
Foundation Building Materials
4.5(8 reviews)
2711 E Lakin Dr Building 2 West, Flagstaff, AZ 86004