diff --git a/gitiles-servlet/src/main/java/com/google/gitiles/doc/DocServlet.java b/gitiles-servlet/src/main/java/com/google/gitiles/doc/DocServlet.java
index fb922dd..076ee62 100644
--- a/gitiles-servlet/src/main/java/com/google/gitiles/doc/DocServlet.java
+++ b/gitiles-servlet/src/main/java/com/google/gitiles/doc/DocServlet.java
@@ -185,6 +185,11 @@
         .setImageLoader(img)
         .toSoyHtml(doc));
 
+    String analyticsId = cfg.getString("google", null, "analyticsId");
+    if (!Strings.isNullOrEmpty(analyticsId)) {
+      data.put("analyticsId", analyticsId);
+    }
+
     String page = renderer.render(SOY_TEMPLATE, data);
     byte[] raw = page.getBytes(UTF_8);
     res.setContentType(FormatType.HTML.getMimeType());
diff --git a/gitiles-servlet/src/main/resources/com/google/gitiles/templates/Doc.soy b/gitiles-servlet/src/main/resources/com/google/gitiles/templates/Doc.soy
index 2d11d97..da475c6 100644
--- a/gitiles-servlet/src/main/resources/com/google/gitiles/templates/Doc.soy
+++ b/gitiles-servlet/src/main/resources/com/google/gitiles/templates/Doc.soy
@@ -20,6 +20,7 @@
  * @param pageTitle h1 title from specific page.
  * @param? logoUrl url of image logo.
  * @param? homeUrl url to jump to top of site.
+ * @param? analyticsId Google Analytics Property ID.
  * @param sourceUrl url for source view of the page.
  * @param logUrl url for log history of page.
  * @param blameUrl url for blame of page source.
@@ -73,6 +74,18 @@
       </div>
     </div>
   </div>
+  {if $analyticsId}
+    /* From https://developers.google.com/analytics/devguides/collection/analyticsjs/ */
+    <script>
+    (function(i,s,o,g,r,a,m){lb}i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){lb}
+    (i[r].q=i[r].q||[]).push(arguments){rb},i[r].l=1*new Date();a=s.createElement(o),
+    m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+    {rb})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
+
+    ga('create', '{$analyticsId}', 'auto');
+    ga('send', 'pageview', {lb}title: '{$pageTitle}'{rb});
+    </script>
+  {/if}
 </body>
 </html>
 {/template}