Interquartile Range Calculator

Find the IQR of a dataset.

Interquartile Range (IQR) Calculator

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Your Results

Interquartile Range (IQR)

Q2 (Median)

Outliers

No outliers detected

About This Calculator

Find the IQR of a dataset.

Everything is worked out in your browser as you type, so your figures never leave your device.

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Pro Tips

Results update as you type — change any field to see the effect immediately.

Check that every value uses the same unit before comparing results.

Use the copy button to paste the interquartile range figures into a note or spreadsheet.

Nothing is sent to a server, so you can use this with private figures.