How Much Does Attic Insulation Cost?
Attic insulation costs $1,500–$4,000 for a typical home. Blown-in cellulose is cheapest ($0.75–$2.00/sq ft). Spray foam is most effective ($1.50–$4.50/sq ft). Most homes see 10-20% energy savings after insulating.
Cost Breakdown
| Service | Low | High | Notes |
|---|---|---|---|
| Blown-in cellulose | $1,000 | $2,500 | — |
| Blown-in fiberglass | $1,200 | $3,000 | — |
| Spray foam (open cell) | $2,000 | $5,000 | — |
| Spray foam (closed cell) | $3,000 | $7,000 | — |
| Batt insulation | $800 | $2,000 | DIY-friendly |
How Much Does Attic Insulation Cost?
Attic insulation costs $1,500–$4,000 for a typical home. Blown-in cellulose is cheapest ($0.75–$2.00/sq ft). Spray foam is most effective ($1.50–$4.50/sq ft). Most homes see 10-20% energy savings after insulating.
Related Questions
How can I save money on insulation?
Get 3+ quotes, schedule during off-peak seasons, bundle projects, and ask about discounts for cash or military.
Should I get multiple insulation quotes?
Yes, always get 2-3 quotes to compare pricing, scope, and professionalism. The cheapest bid isn't always the best value.
What should I look for when hiring for insulation?
Check licensing, insurance, reviews, BBB rating, and ask for references. Get everything in writing before work begins.