diff --git a/homeassistant/setup.py b/homeassistant/setup.py
index e3a520fff0ed9..285a575514513 100644
--- a/homeassistant/setup.py
+++ b/homeassistant/setup.py
@@ -3,6 +3,7 @@
 import logging
 import logging.handlers
 import os
+from timeit import default_timer as timer
 
 from types import ModuleType
 from typing import Optional, Dict
@@ -175,6 +176,7 @@ def log_error(msg, link=True):
 
     async_comp = hasattr(component, 'async_setup')
 
+    start = timer()
     _LOGGER.info("Setting up %s", domain)
     warn_task = hass.loop.call_later(
         SLOW_SETUP_WARNING, _LOGGER.warning,
@@ -191,7 +193,9 @@ def log_error(msg, link=True):
         async_notify_setup_error(hass, domain, True)
         return False
     finally:
+        end = timer()
         warn_task.cancel()
+    _LOGGER.info("Setup of domain %s took %.1f seconds.", domain, end - start)
 
     if result is False:
         log_error("Component failed to initialize.")