Average Cost Per Square Foot To Insulate Attic

On average attic insulation costs between 1 50 and 3 00 per square foot depending on the type of materials used and the r value per inch of those materials.

Average cost per square foot to insulate attic. The cost to insulate an attic starts at 1 68 3 25 per square foot but can vary significantly with site conditions and options. Attic insulation will help keep your energy bills down whether you need to stop heat coming in from outside or prevent the heat in the house from escaping. In 2011 this amounts to between 400 and 1800 for an average attic space. The national average cost to insulate an attic is 1 57 per square foot with a range between 0 94 to 2 20.

Blown in insulation cost per square foot. See typical tasks and time to insulate an attic along with per unit costs and material requirements. Before you call a contractor however it s important to understand the options and costs involved. The typical cost of insulating an open attic can range between 0 50 and 2 25 per square foot of attic space.

Adding insulation to an unfinished attic is one of the most effective ways to save money on your energy bills. Pre installation prices for the most common types of blown in insulation are 0 83 per square foot for cellulose and 0 91 per square foot for fiberglass. Therefore 1 200 square feet of cellulose insulation costs between 874 1 127 while fiberglass costs between 950 1 244. A typical 500 square foot project costs 1 171.

It can cost anywhere from 1 700 to 2 100 or between 1 50 and 3 50 per foot to insulate an attic depending on what insulation material you choose.