The average roof is 3 000 square feet or around 30 squares.
Cost of roof replacement per square foot.
Roofing material is estimated by the square which is equal to 100 square feet.
This gives us a 3d roof area of 1 625 sq ft.
For a basic project in zip code 47474 with 125 square feet the cost to install a asphalt shingle roof starts at 3 36 4 42 per square foot.
What does a roof replacement cost in detail.
The national average cost to replace a roof is 7 211 with most homeowners spending between 4 707 and 10 460 roof installation cost ranges from 400 to 550 per square depending on the roof size and materials used in reroofing.
Set project zip code enter the zip code for the location where labor is hired and materials.
Assuming this is a hip roof we multiply this by 1 1 which gives us roughly 18 squares or 1 800 square feet of the roof surface.
However most roofing contractors will price your roof per square meaning 100 square ft.
Thus at the mid point of the above price range you can expect to pay about 4 50 per sq.
That said a quote of 26 000 for a 31 squares roof gives us roughly 850 per square which is certainly quite a lot for an asphalt shingle replacement job.
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.
The average price range to shingle a 3 000 square foot shake roof is between 5 000 and 12 000 low cost for installation is around 3 600 and high cost is about 120 000 for a single square of roofing 100 square feet the average price is 170 to 400.
6 8 850 00 to replace.
All else being equal the same roof replacement job on a two story house would be roughly 1 500 more.
In total an asphalt shingle roof could cost 25 000.
Of total coverage equals 1 square.
The cost of a new asphalt shingle roof is on average nationwide 260 to 280 per roofing square with new roofs using architectural shingles ranging from 275 to 300 per square.
Expect to spend 1 500 to 3 000 to remove your current roof before installing a replacement.
Actual costs will depend on job size conditions and options.
For estimating purposes we also assume that there is a chimney a couple of dormers and two layers of old shingles that need to be torn off and removed before a new roof.
I am assuming this roof replacement quote is for a single story home.
Roofing over costs around 2 to 3 per square foot as opposed to the average full replacement cost of 4 50 so roofing over a 1 500 square foot roof may only cost 3 000 to 4 500.
Or 450 per square to replace an asphalt shingle roof.
Roofing over does present some issues however.
Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.
The average size roof is about 1500 square ft.