Width of the Grand Canyon Posted on September 26, 2008September 2, 2018 by Chris Sometimes things are just hard to explain and the size of the Grand Canyon is one of those things. So here is something to help show you how big the canyon really is. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)