Square kilometres to Square miles Converter

How to calculate square kilometres to square miles

This converter takes a value in Square kilometres and returns the equivalent in Square miles. Enter the amount in the input field and apply the conversion formula below.

Formula

value × 0.3861021585

Worked example

Square kilometres

1

Applying the formula to these values gives 0.3861021585 Square miles.

What should I check?

Convert common length, weight, volume, area, speed, energy and data units. US and UK units are labelled separately where their sizes differ.

Use the reset button to restore this example. Your inputs are processed in this browser and are not included in a shared calculator link. See our methodology and limitations.