
How do I calculate how many roof shingles I need?
This makes it relatively easy to figure out how many shingle bundles your roof requires: simply multiply the number of roofing squares by three. If your roof’s area were equivalent to about 20 roofing squares, then you would need about 60 bundles of shingles.
How much does 1 square of roofing shingles cover?
A square of shingles is the quantity needed to cover 100 sq. ft. of roof. Shingles are packaged in paper- or plastic-wrapped bundles designed to be light enough for a person to carry, so heavier shingles require more bundles per square.
How many shingles do I need for 1500 square feet?
To cover the roof of a 1500 square foot house, you would need 57 bundles of shingles. It will take 57 bundles of 3-tab standard size shingles (12″×36″) to cover a 1500 square foot roof.
How many shingles do I need for a 12×12 roof?
Asphalt shingles and most other roof shingles are typically available in bundles. For each roofing square or 100 sq ft, you will need three bundles of shingles. The average size of 12×12 shed roof is 3 squares, which typically requires 9 bundles of three-tab asphalt shingles or any other starter strips.

How do you calculate shingles bundles?
A package of shingles is called a bundle. There are between 15 and 29 shingles in a bundle. A bundle typically covers 33 square feet regardless of shingle type. Divide total square footage by 33 to find how many bundles you need.
How many shingles do I need for 1400 square feet?
You will need approximately 42 bundles of standard size 3-tab asphalt shingles (14×3 = 42 bundles) or 56 bundles of architectural shingles (14×4 = 56 bundles) for 1,400 square feet. Thus, for a 1400 square foot gable roof, you would need 42 bundles of shingles plus 10% for ridge, starter and wastage.
How many roofing squares is 1600 square feet?
How many roofing squares is 1600 square feet? So a roof that has 1600 square feet of area has 16 squares. Remember that unless the roof is flat, the square footage of the building is different than the square footage of the roof.