Insulation Cost in Sitka, AK in 2026
Most Insulation projects in Sitka, AK cost between $1,600 and $7,000. The typical price is $3,300.
Labour and materials in Sitka run about 20% 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 Sitka, AK
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.36 |
| Mid-range | $2.72 |
| High-end | $5.67 |
Insulation contractors in Sitka, AK
Businesses listed on Google near Sitka, AK. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Polyseal
5.0(295 reviews)
2360 S Old Glenn Hwy, Palmer, AK 99645
Alas-Co General Construction Inc
4.3(32 reviews)
8500 Arlon St, Anchorage, AK 99507
Alaska SafeTech Industries
4.6(12 reviews)
202 Smith St, Sitka, AK 99835
Spenard Builders Supply
3.5(22 reviews)
104 Smith St, Sitka, AK 99835
Carlos Inc. Insulation
4.5(8 reviews)
5405 E 4th Ave, Anchorage, AK 99508
Homer Insulation
5.0(5 reviews)
57963 Blueberry Glen Ct, Homer, AK 99603