Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Construction
Roofing Shingle Calculator
Calculates the number of roofing squares needed to cover a roof, including a user-defined waste allowance. Use this when ordering shingles for a new roof or a re-roofing project.
Fill in the required fields to see your result.
Construction
Roofing Materials Calculator
Estimate the number of roofing squares (100 sq ft each) of shingles and underlayment needed for a roof job, factoring in pitch and waste. Use it when planning a re-roof or new construction.
Fill in the required fields to see your result.
Key differences
| Roofing Shingle Calculator | Roofing Materials Calculator | |
|---|---|---|
| Category | Construction | Construction |
| Inputs required | 2 | 4 |
| Result | Shingle Squares Needed (squares) | Roofing Squares (squares) |
| What it does | Calculates the number of roofing squares needed to cover a roof, including a user-defined waste allowance. Use this when ordering shingles for a new roof or a re-roofing project. | Estimate the number of roofing squares (100 sq ft each) of shingles and underlayment needed for a roof job, factoring in pitch and waste. Use it when planning a re-roof or new construction. |