How many cubic meter in 1 cubic kilometre?
The answer is 1000000000.

We assume you are converting between **cubic metre** and **cubic kilometre**.

You can view more details on each measurement unit:

cubic meter or
cubic kilometre

The SI derived unit for **volume** is the cubic meter.

1 cubic meter is equal to 1.0E-9 cubic kilometre.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between cubic meters and cubic kilometers.

Type in your own numbers in the form to convert the units!

You can do the reverse unit conversion from cubic kilometre to cubic meter, or enter any two units below:

The cubic metre (symbol m³) is the SI derived unit of volume. It is the volume of a cube with edges one metre in length. Older equivalents were the stere and the kilolitre.

The cubic kilometer is a metric measure of volume or capacity equal to a cube 1 kilometer on each edge.

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