WordPress is by far the most popular content management system for building websites.
Looking at the statistics provided by W3Techs shows that WordPress is used by 14.7% of the world’s top one million websites and over 54.5% of all those websites that use a CMS.
It is interesting to note that the next two most popular CMSs are both also opens source; Joomla with a 10% market share and Drupal with 6.2%.
The same sources provides figures for the use of CMSs by websites in the top one million that have a .uk top level domain. The dominance of WordPress is repeated here with a market share of 48.9%.
A similar pattern can be found in the CMS usage statistics provided by BuiltWith who currently reckon that WordPress is the most popular CMS used by Websites in the top million websites with a share of 63.19%.
More statistical information about the use of WordPress can be found here: