A bundle is around 1 3 of a square and costs an average of 30 to 600.
Roofing shingles per square foot.
As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.
A square of shingles is the number of shingles needed to cover 100 sq feet of roof area.
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.
Shingles are sold by the bundle and by the square.
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.
However shingles are packaged in a way that they are light enough for the average person to carry around.
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.
Asphalt shingles range in price from about 25 per bundle for a standard 3 tab style to around 50 75 or more for an upgraded architectural style.
Since transportation is a major cost factor expect prices to vary by location.
Or 450 per square to replace an asphalt shingle roof on a typical single family house.
Thus at the mid point of the above price range you can expect to pay about 4 50 per sq.
On the low end asphalt averages 100 and 150 per square while slate averages about 1 200.
Specialty shingles such as iko armourshake are heavier and therefore packaged to cover 20 square feet per bundle or five bundles per square.