How many bundles of shingles in a square you can t merely go by the number of shingles in a bundle since shingle size and coverage vary from one brand to the next.
Roofing shingles per square foot.
Across the us the average price for roof shingles is 3 20 3 40 per square foot including materials and installation.
A bundle is around 1 3 of a square and costs an average of 30 to 600.
A square is equal to 100 square feet and will cost anywhere between 100 and 1 800.
Thus at the mid point of the above price range you can expect to pay about 4 50 per sq.
Or 450 per square to replace an asphalt shingle roof on a typical single family house.
The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.
Since transportation is a major cost factor expect prices to vary by location.
This is equivalent to 320 340 per roof square 1 roof square 100 sq ft you can use roof shingles calculator to get a more accurate estimate for your home.
Shingles are sold by the bundle and by the square.
On the low end asphalt averages 100 and 150 per square while slate averages about 1 200.
That said on average most contractors will charge between 3 50 and 5 50 per square foot or 350 to 550 per square 100 sq ft to install or replace an asphalt shingle roof on a typical house.
However shingles are packaged in a way that they are light enough for the average person to carry around.