Cost guide · 6 min read
What actually drives a roof replacement quote.
Square footage is the smallest part of the number. Here is what a roofer is really pricing when they walk your property.
Access and pitch come before material
A steep roof requires staging, harnesses, and a slower pace. Two houses with identical square footage can differ substantially in labor hours purely because one crew can walk the surface and the other cannot.
Access matters just as much. A driveway that fits a dump trailer beside the house saves hours of hauling that otherwise lands in the labor line.
Tear-off layers are a real line item
Removing one layer of asphalt is routine. Removing two or three multiplies disposal weight and dump fees, and it often reveals decking that needs replacing.
Ask any roofer how they handle deck replacement. A per-sheet rate agreed in advance is far better than a surprise on day two.
Where quotes legitimately differ
Underlayment quality, drip edge, ice and water shield coverage, and ventilation work are the places where two quotes on the same house diverge honestly.
When you compare quotes, line those four items up side by side before you compare the totals. The cheapest number often omits one of them.
A note on pricing figures
Nationally, most full asphalt shingle replacements land between $6,500 and $18,000, with metal, tile, and steep or multi-story roofs running $20,000 to $40,000. Repairs typically fall between $450 and $2,500.
Regional labor rates, tear-off layers, and material cost swings can move any of these by 20–30%, so treat them as orientation rather than a quote.