diff --git a/source/_templates/layout.html b/source/_templates/layout.html
index 353db607..33c82f7d 100644
--- a/source/_templates/layout.html
+++ b/source/_templates/layout.html
@@ -3,6 +3,20 @@
 {# Include our new CSS file into existing ones. #}
 {% set bootswatch_css_custom = ['_static/jsonschema.css']%}
 
+{%- block extrahead %}
+{{ super() }}
+<!-- Global site tag (gtag.js) - Google Analytics -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=UA-99695987-1"></script>
+<script>
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+
+  gtag('config', 'UA-99695987-1');
+</script>
+{% endblock %}
+
+
 {# Include some custom js #}
 {% set script_files = script_files + ['_static/jsonschema.js']%}