You can find the current size here: http://en.wikipedia.org/wiki/Wikipedia:Database_download http://en.wikipedia.org/wiki/Wikipedia:Database_download Current u

You can find the current size here: http://en.wikipedia.org/wiki/Wikipedia:Database_download http://en.wikipedia.org/wiki/Wikipedia:Database_download Current uncompressed size of all English articles in XML: 31Gb. Compressed: 7.3. That's without talk, User pages, revision history, etc.