diff --git a/lib/spack/docs/_themes/sphinx_rtd_theme/layout.html b/lib/spack/docs/_themes/sphinx_rtd_theme/layout.html
index 0314a8028a8..f629e7d9332 100644
--- a/lib/spack/docs/_themes/sphinx_rtd_theme/layout.html
+++ b/lib/spack/docs/_themes/sphinx_rtd_theme/layout.html
@@ -87,6 +87,17 @@
 
   <script src="//cdnjs.cloudflare.com/ajax/libs/modernizr/2.6.2/modernizr.min.js"></script>
 
+  <!-- Google Analytics -->
+  <script>
+    (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
+    (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
+    m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+    })(window,document,'script','//www.google-analytics.com/analytics.js','ga');
+
+    ga('create', 'UA-55665759-2', 'auto');
+    ga('send', 'pageview');
+  </script>
+
 </head>
 
 <body class="wy-body-for-nav">
