This plugin allows you to quickly and simply display the number of words in any of the post on your WordPress website by simply adding a template tag into you theme.

Simple Post Word Count

A simple plugin to show the number of words in a post.

ricardjorg

Updates the Dashboard’s At a Glance widget to show the total word count of all the published posts in this WordPress website (and average word count per post). Also shows the age of the website (time since the oldest post). Uses the default dashboard icons and styling, so it’s completely seamless. Just more information for you.
Languages: English, Spanish and Portuguese
Special thanks to <a href="https://profiles.wordpress.org/apasionados" rel="nofollow ugc">Apasionados</a> for implementing the translation feature for the plugin and including Spanish translation files.

Dashboard Wordcount

Updates the Dashboard's At a Glance widget to show the total word count of all the published posts and age of this WordPress website.

Simple Post Word Count vs Dashboard Wordcount