TOOL 03 / SIMPLE ESTIMATE
Roof area
Estimate the surface area of a regular roof from its footprint and pitch.
Enter 0 if there is no overhang.
0° is flat; maximum 60°.
Your result will appear here as you enter measurements.
A simple regular-roof estimate only. Complex roof features and material waste are excluded.
Save or share this estimate
Saved estimates stay in this browser only; they are not sent to a server or an account. A shared link includes your entered inputs in the web address.
Saved estimates
Backups include all saved area, cost and roof estimates, with full inputs, results, project names and save dates, but not saved comparisons. Keep the downloaded JSON file somewhere safe; it is not encrypted. Imports add to this browser’s collection, never replace it.
No saved estimates for this calculator yet.