diff --git a/doc/source/reference/monitoring.rst b/doc/source/reference/monitoring.rst
index 8f9c5299d8..f57c70cfe0 100644
--- a/doc/source/reference/monitoring.rst
+++ b/doc/source/reference/monitoring.rst
@@ -113,6 +113,12 @@ These metrics are emitted by the Zuul :ref:`scheduler`:
                      The number of changes for this project processed by the
                      pipeline since Zuul started.
 
+                  .. stat:: euqueue_time
+                     :type: timer
+
+                     A timer metric reporting how long a trigger event takes
+                     to be enqueued in a pipeline.
+
       .. stat:: resident_time
          :type: timer
 
diff --git a/zuul/manager/__init__.py b/zuul/manager/__init__.py
index 7144633c94..fa5c8d1cce 100644
--- a/zuul/manager/__init__.py
+++ b/zuul/manager/__init__.py
@@ -12,6 +12,7 @@
 
 import logging
 import textwrap
+import time
 import urllib
 from abc import ABCMeta
 
@@ -371,7 +372,7 @@ class PipelineManager(metaclass=ABCMeta):
             if enqueue_time:
                 item.enqueue_time = enqueue_time
             item.live = live
-            self.reportStats(item)
+            self.reportStats(item, added=True)
             item.quiet = quiet
             if item.live and not item.reported_enqueue:
                 self.reportEnqueue(item)
@@ -1205,7 +1206,7 @@ class PipelineManager(metaclass=ABCMeta):
                 log.error("Reporting item %s received: %s", item, ret)
         return ret
 
-    def reportStats(self, item):
+    def reportStats(self, item, added=False):
         if not self.sched.statsd:
             return
         try:
@@ -1244,5 +1245,8 @@ class PipelineManager(metaclass=ABCMeta):
                 if dt:
                     self.sched.statsd.timing(key + '.resident_time', dt)
                     self.sched.statsd.incr(key + '.total_changes')
+            if added and hasattr(item.event, 'trigger_timestamp'):
+                elapsed = time.monotonic() - item.event.trigger_timestamp
+                self.sched.statsd.timing(key + '.enqueue_time', elapsed)
         except Exception:
             self.log.exception("Exception reporting pipeline stats")
diff --git a/zuul/scheduler.py b/zuul/scheduler.py
index 306e4af9fc..97e496d87e 100644
--- a/zuul/scheduler.py
+++ b/zuul/scheduler.py
@@ -486,6 +486,7 @@ class Scheduler(threading.Thread):
         )
 
     def _addTriggerEvent(self, event):
+        event.trigger_timestamp = time.monotonic()
         self.trigger_event_queue.put(event)
         self.wake_event.set()