How to Check how much disk space left in Ubuntu

This brief tutorial shows students and new users how to check how much disk space left when using Ubuntu.

If you run out of storage space in Ubuntu, you’ll not be able to save or logon to your desktop. So finding available disk space before running out is a smart move.

In Ubuntu, you can check available disk space with Disk Usage Analyzer or via the System Monitor app.

When you use Disk Usage Analyzer, the information is displayed according to Folder, Size, Contents and when the data was last Modified.

When you want to find out if your computer is running out of space, use the steps below.

There are multiple ways to check disk usage information in Ubuntu. However, the two methods below are the easiest.

Disk Usage Analyzer

The quickest and easiest way to find out how much storage space is left in Ubuntu, use Disk Usage Analyzer.

To open Disk Usage Analyzer, go to the Activities overview and search for “Disk Usage“.

disk usage analyzer ubuntu

The window will display a list of file locations together with the usage and capacity of each.

Click one of the items in the list to view a detailed summary of the usage for that item. Click the menu button, and then Scan Folder… or Scan Remote Folder… to scan a different location.

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System Monitor

To view disk usage and capacity using System Monitor, go to the Activities overview and search for “System Monitor“.

disk usage analyzer ubuntu 2

Select the File Systems tab to view the system’s partitions and disk space usage. The information is displayed according to Total, Free, Available and Used.

disk usage analyzer ubuntu 3

That’s it!

If you find out that you’re running out of disk space, you can delete files that aren’t important or that you won’t use anymore.

You can also make space by backing up your important files to an external thumb drive and delete them from the hard drive.


This post showed you how to quickly and easily find out how much storage space left in Ubuntu.

Using these methods will allow you to view your disk space info before you run out.

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