All else being equal the same roof replacement job on a two story house would be roughly 1 500 more.
How many roof sqaures for 2600sf two story.
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.
Tearing off 1 layer of asphalt shingles on 2 100 ft 2 one story house will be completed much faster compare to removing three layers of shingles on 3 900 ft 2 3 story house even though actual roof square footage will be identical.
That includes installation and everything.
Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100.
The slope of your roof will factor into how many additional square feet are on your roof.
10 feet by 10 feet 100 square feet.
100 square feet 1 roofing square 9 290304 cubic meters si unit.
You will need to express this size in terms of square feet.
The average roof is 3 000 square feet or around 30 squares.
1 roofing square 9 290304 m 3.
So before i start breaking things down let me say that in 2018 the average cost for roof replacement for a 2500 square foot home is 8500 to 11500.
There is no equation can be made to all projects simply accounting roof size.
Now the roof on a 2500 square foot home is not 2500 square feet.
This free roofing calculator estimates the area of a roof and the amount of materials required to replace or build said roof.
If you have a 2 story house you divide total square footage by 2 before multiplying by 125.
Take your ground floor square footage and multiply by 125.
The first step in a free roofing estimate is measuring the roof dimensions.
The majority of homes in the us have an asphalt shingle roof.
The answer is the number of roofing squares for the roof.
Explore a number of housing related calculators as well as hundreds of other calculators covering topics such as finance math health fitness and more.
Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.
Take away overhangs and of course the ratio can go as low as 1 0.
Change the 2000sf dimensions to 45x44 4 feet with ridge along the 45 dimension you get 51x50 4 roof plan footage 2570 sf flat or 3635 at 12 12 slope.
I am assuming this roof replacement quote is for a single story home.
Roofing material is estimated by the square which is equal to 100 square feet.
Roof size calculations the hard way.
Keep in mind that the average size of a roof is 1 700 square feet so your total will likely be 10 higher or lower than this figure.
Just those two examples give you a range of from 1 3 times footprint square footage to almost 2 times for a one story house.