diff --git a/homeassistant/components/sensor/min_max.py b/homeassistant/components/sensor/min_max.py
index 08087f9a1e3..ad41882199c 100644
--- a/homeassistant/components/sensor/min_max.py
+++ b/homeassistant/components/sensor/min_max.py
@@ -34,6 +34,7 @@ ATTR_TO_PROPERTY = [
 CONF_ENTITY_IDS = 'entity_ids'
 CONF_ROUND_DIGITS = 'round_digits'
 CONF_ICON = 'icon'
+CONF_ID = 'id'
 
 DEFAULT_ICON = 'mdi:calculator'
 
@@ -47,6 +48,7 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Optional(CONF_TYPE, default=SENSOR_TYPES[ATTR_MAX_VALUE]):
         vol.All(cv.string, vol.In(SENSOR_TYPES.values())),
     vol.Optional(CONF_NAME): cv.string,
+    vol.Optional(CONF_ID): cv.string,
     vol.Required(CONF_ENTITY_IDS): cv.entity_ids,
     vol.Optional(CONF_ROUND_DIGITS, default=2): vol.Coerce(int),
     vol.Optional(CONF_ICON, default=DEFAULT_ICON): cv.string,
@@ -58,12 +60,13 @@ def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Set up the min/max/mean sensor."""
     entity_ids = config.get(CONF_ENTITY_IDS)
     name = config.get(CONF_NAME)
+    eid = config.get(CONF_ID)
     sensor_type = config.get(CONF_TYPE)
     round_digits = config.get(CONF_ROUND_DIGITS)
     icon = config.get(CONF_ICON)
 
     async_add_devices(
-        [MinMaxSensor(hass, entity_ids, name, sensor_type, round_digits,
+        [MinMaxSensor(hass, entity_ids, name, eid, sensor_type, round_digits,
                       icon)],
         True)
     return True
@@ -105,10 +108,11 @@ def calc_mean(sensor_values, round_digits):
 class MinMaxSensor(Entity):
     """Representation of a min/max sensor."""
 
-    def __init__(self, hass, entity_ids, name, sensor_type, round_digits,
+    def __init__(self, hass, entity_ids, name, eid, sensor_type, round_digits,
                  icon):
         """Initialize the min/max sensor."""
         self._hass = hass
+        self.entity_id = eid
         self._entity_ids = entity_ids
         self._sensor_type = sensor_type
         self._round_digits = round_digits
diff --git a/tests/components/sensor/test_min_max.py b/tests/components/sensor/test_min_max.py
index a6d6a5adc68..29c89e17514 100644
--- a/tests/components/sensor/test_min_max.py
+++ b/tests/components/sensor/test_min_max.py
@@ -260,3 +260,25 @@ class TestMinMaxSensor(unittest.TestCase):
 
         self.assertEqual(STATE_UNKNOWN, state.state)
         self.assertEqual('ERR', state.attributes.get('unit_of_measurement'))
+
+    def test_set_entity_id(self):
+        """Test for setting entity id."""
+        config = {
+            'sensor': {
+                'platform': 'min_max',
+                'name': 'test',
+                'id': 'sensor.customid',
+                'type': 'mean',
+                'entity_ids': [
+                    'sensor.test_1',
+                    'sensor.test_2',
+                    'sensor.test_3',
+                ]
+            }
+        }
+
+        assert 'sensor.customid' not in self.hass.states.entity_ids()
+
+        assert setup_component(self.hass, 'sensor', config)
+
+        assert 'sensor.customid' in self.hass.states.entity_ids()