HomeCalculatorsHome Improvement CalculatorsRoofing CalculatorRoofing Calculator Accurately plan your roofing project with our interactive, multi-tab Roofing Calculator. From gable to complex designs, get instant, precise material and shingle estimates.FacebookTwitterPinterestWhatsApp Basic GableComplex RoofShingle EstimatorBasic Gable Roof Building Width (ft) Building Length (ft) Roof Pitch (rise/run) 4/126/128/1210/12 Waste Factor (%) CalculationValueComplex Roof Total Measured Area (ft²) Average Roof Pitch (rise/run) 4/126/128/1210/12 Waste Factor (%) CalculationValueShingle Estimator Total Roof Area (ft²) Shingle Bundle Coverage (ft²) Waste Factor (%) Bundle Type 3-TabArchitecturalPremium CalculationValue More ToolsConcrete CalculatorStair Calculator