Roofing
What drives roof replacement cost
Size, pitch, material, tear-off, complexity, region, and timing — ranked by how hard each one moves your final bill.
Cost guides
The calculators give you a number; these guides give you the judgment around it — what moves prices, how materials compare over decades, and how to tell a fair bid from a padded one.
Roofing
Asphalt vs. metal roofing
Metal costs 2-3x more up front but can last 2-3x longer. The honest comparison is dollars per year of roof life — here's that math.
Quotes
Reading a roofing quote
What a legitimate roofing bid must itemize, the red flags that predict change orders, and the questions that separate pros from pretenders.
How guides are written and reviewed
Each guide is grounded in the same data trail as the calculators (see methodology), carries a visible review date, and is updated when the underlying pricing data is refreshed. No guide on this site is written to sell you a product or a contractor's phone call.