 <p>What you want to do (at least from what I read here and on the Django documentation site) is create a <a href="http://docs.djangoproject.com/en/dev/howto/custom-file-storage/#howto-custom-file-storage" rel="nofollow noreferrer">custom storage system.</a></p> <p>This should give you exactly what you need - it's the motivation they use to start the example, after all!</p>