System.FreeDiskSpace property (Word)

Returns the available disk space for the current drive, in bytes. Use the ChDrive statement to change the current drive. Read-only Long.


expression. FreeDiskSpace

expression A variable that represents a 'System' object.


There are 1024 bytes in a kilobyte and 1,048,576 bytes in a megabyte. The maximum return value for the FreeDiskSpace property is 2,147,483,647. Therefore, even if you have four gigabytes of free disk space, it returns 2,147,483,647.


This example checks the amount of free disk space. If there is less than 10 megabytes of space available, a message is displayed.

If (System.FreeDiskSpace \ 1048576) < 10 Then _ 
 MsgBox "Low disk space"

See also

System Object

Support and feedback

Have questions or feedback about Office VBA or this documentation? Please see Office VBA support and feedback for guidance about the ways you can receive support and provide feedback.