diff --git a/mitx/lms/templates/main.html b/mitx/lms/templates/main.html
index 66e722b..a68d863 100644
--- a/mitx/lms/templates/main.html
+++ b/mitx/lms/templates/main.html
@@ -170,6 +170,18 @@
     </script>
 % endif
 
+<% ga_4_id = static.get_value("GOOGLE_ANALYTICS_4_ID", settings.GOOGLE_ANALYTICS_4_ID) %>
+% if ga_4_id:
+  <script async src="https://www.googletagmanager.com/gtag/js?id=${ga_4_id}"></script>
+  <script>
+    window.dataLayer = window.dataLayer || [];
+    function gtag(){dataLayer.push(arguments);}
+    gtag('js', new Date());
+
+    gtag('config', '${ga_4_id | n, js_escaped_string}');
+  </script>
+% endif
+
 <% branch_key = static.get_value("BRANCH_IO_KEY", settings.BRANCH_IO_KEY) %>
 % if branch_key and not is_from_mobile_app:
     <script type="text/javascript">