Roofing over does present some issues however.
How much per square for roof replacement.
Installing a new roof is a time intensive project and labor costs account for a significant amount of the total installation price.
Cost to tear off replace roof the removal of an old roof can cost 1 to 5 per square foot.
Most roofers will charge somewhere around 300 per square for labor.
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.
Roof installation cost ranges from 400 to 550 per square depending on the roof size and materials used in reroofing.
This can vary based on geographic location and labor rates in your area.
However some roofing companies may charge upwards of 1 000 a square for an asphalt shingle roof.
A square is equal to 100 square feet of the 3 dimensional roof surface.
Some contractors charge hourly which can run from 40 to 80 per hour.
The national average cost to replace a roof is 7 211 with most homeowners spending between 4 707 and 10 460.
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.