Go to https://www.facebook.com/settings
Click “Your Facebook information”
Click “Deactivation and deletion”
Select “Delete account”
Click “Continue to account deletion”
Enter your password
Click “Continue”
Review the information shown on the screen
Click “Delete account”
If you don’t want it to delete immediately, choose “Deactivate account” instead
If you change your mind, log in within the deletion window to cancel the deletion