View Mailbox Size in Outlook 2010


Outlook Mailbox Size

This is a short tutorial on how to view the mailbox size in Microsoft Outlook 2010. It breaks it down by folders.

Step 1

In Microsoft Outlook 2010, click File.

Microsoft Outlook 2010 - Click File

Step 2

Under Mailbox Cleanup choose Cleanup Tools and then Mailbox Cleanup. (note: in Microsoft Outlook 2007, Mailbox Cleanup is under the Tools menu.)

Outlook 2010 - View Mailbox Size

Step 3

Click View Mailbox Size.

Outlook 2010 View Mailbox Size

Step 4

The list that presents itself should let you see what’s holding the most data.

Folder Size Outlook 2010

Alternative Way

You can also right click on a folder in your Inbox, go to properties and click on folder size.

You can also read Microsoft’s article “Manage your mailbox I: Find its size and trim it down.”

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  • ramanan

    If my mailbox size is increased, how to make outlook display the new mailbox size in the “File Tab”?

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