Square Footage Calculator
Measure room, wall, and irregular floor areas.
Project planning / 2 calculators
Square Footage & Cubic Yard Calculators
Area tells you how much surface to cover. Volume adds depth. These calculators help turn measurements into a reliable starting quantity before product sizes, waste, and packaging enter the estimate.
Choose your calculator
Free. In your browser. No sign-up.Cubic Yard Calculator
Turn dimensions into cubic yards and bag counts.
Before you order
Plan the material, then the quantity.
Use area for a surface
Square footage is useful for floors, walls, and other flat coverage. Split irregular spaces into manageable shapes and subtract areas that are outside the project.
Use volume for a layer
Cubic yards describe three-dimensional quantities such as soil or a fill layer. Keep length, width, and depth in the correct units, especially when depth is measured in inches.
Finish with the material-specific tool
A geometric quantity is not yet a purchase order. Tile needs a tile size and waste allowance; gravel needs a density or supplier weight; mulch may be ordered as bags or bulk yards.
Keep the original measurements alongside the converted result. It makes checking a quote and revisiting a changed project much easier.