Average Costs of Upgrading your Attic Insulation

The cost of upgrading attic insulation can vary based on several factors, including the type of insulation, the size of the attic, and the cost of installation. Here are the average prices for some common types of attic insulation based on national averages in the United States:

• Fiberglass batts: The average cost of fiberglass batts insulation ranges from $1.50 to $2.50 per square foot of attic space.
• Blown-in fiberglass: The average cost of blown-in fiberglass insulation ranges from $1.50 to $2.50 per square foot of attic space.
• Cellulose: The average cost of cellulose insulation ranges from $1.25 to $2.00 per square foot of attic space.
• Spray foam: The average cost of spray foam insulation ranges from $2.00 to $4.00 per square foot of attic space.

Note that these are only average prices and can vary depending on your location, the size of your attic, and the complexity of the installation. It's best to get a quote from a professional insulation installer like to get a more accurate estimate for your specific needs.