Driveway Snow Volume Calculator
Estimate how much snow sits on your driveway — volume and weight — from its area and the snow depth, so you know the job before you start.
How it works
Volume = length·width·depth · Weight = volume·snow density (100–400 kg/m³ by type)
The volume of snow to clear is just the driveway area times the snow depth, but the effort is really about weight, and weight depends on the kind of snow. Fresh powder is around 100 kg per cubic metre, while wet or packed snow can be four times denser at 400 kg/m³ — the same depth of slush is a completely different shovelling job. Seeing the per-square-metre load explains why a modest snowfall of wet snow is so tiring.
Worked example
A 12×5 m driveway is 60 m². Under 15 cm (0.15 m) of average snow that is 60·0.15 = 9 m³. At 250 kg/m³ the snow weighs about 2,250 kg — roughly 37 kg pressing on every square metre.
Frequently asked questions
Why does snow type matter so much?
Because density varies enormously. Fresh, dry powder is about 100 kg/m³, but wet or settled snow can reach 400 kg/m³. The same depth of wet snow weighs several times more, which is why it is far harder to shift.
How do I measure snow depth?
Push a ruler straight down to the driveway in a few undisturbed spots and average them. Drifts near walls read high, so avoid them for a fair figure across the whole area.
Does this tell me how long it takes to clear?
Not directly, but the total weight is a good proxy for effort. A few hundred kilograms is a quick shovel; a few thousand kilograms of wet snow is a job for a snow blower or a careful, paced clear.
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This calculator is for educational purposes. Double-check important results before acting on them.