WordPress continues to grow in market share. At present, it powers over 20% of all web sites. When you consider sites that are using content management systems, WP’s market share is 58.5%, with the next closest being Joomla at 9.5%. There is no question that WordPress has momentum to grow some more and I’ve staked a big piece of my business on it.
Nick Roach at ElegantThemes has put together a nice infographic to visualize WP’s growth trend.