How Much Does a Cubic Meter of Soil Weigh?
· Pablo Blazquez Dominguez/Getty Images News/Getty Images. One cubic meter of soil weighs between and metric tonnes, or between 1,200 and 1,700 kilograms. These metric figures convert to between 2,645 and 3,747 pounds, or between tons and tons, per cubic meter. Loose topsoil is lighter, and compacted topsoil is heavier.