How To Figure Square Footage For Roofing Shingles

A square of shingles will be the amount needed to cover an area of 100 square feet.

How to figure square footage for roofing shingles.

This means that if you are going to be using heavier shingles you will need to have more bundles to cover each square foot. A square of shingles is the number of shingles needed to cover 100 sq feet of roof area. To find the squares divide the overall roof area by 100 and then round up. The number of squares determines the amount of shingles needed.

When figuring the amount of shingles needed to roof a house you first convert the total square footage of the roof to squares a square represents 100 square feet of area covered by shingles. However shingles are packaged in a way that they are light enough for the average person to carry around. The shingle bundles will be plastic or paper wrapped bundles that are made to be light enough for a single person to carry. As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.

Singles are often sold in bundles with three bundles equaling one roof square. A square simply refers to a 10 x 10 square of roofing. Therefore divide your total area by 100 or 9 3 if you re using meters to get the number of squares. So for instance if your total is 2 381 square feet that s approximately 23 8 squares or 24 squares rounded up.