diff --git a/homeassistant/components/binary_sensor/rest.py b/homeassistant/components/binary_sensor/rest.py
index ece9d706646..d952d04d32b 100644
--- a/homeassistant/components/binary_sensor/rest.py
+++ b/homeassistant/components/binary_sensor/rest.py
@@ -6,7 +6,8 @@ https://home-assistant.io/components/binary_sensor.rest/
 """
 import logging
 
-from homeassistant.components.binary_sensor import BinarySensorDevice
+from homeassistant.components.binary_sensor import (BinarySensorDevice,
+                                                    SENSOR_CLASSES)
 from homeassistant.components.sensor.rest import RestData
 from homeassistant.const import CONF_VALUE_TEMPLATE
 from homeassistant.helpers import template
@@ -19,12 +20,17 @@ DEFAULT_METHOD = 'GET'
 
 # pylint: disable=unused-variable
 def setup_platform(hass, config, add_devices, discovery_info=None):
-    """Setup REST binary sensors."""
+    """Setup the REST binary sensor."""
     resource = config.get('resource', None)
     method = config.get('method', DEFAULT_METHOD)
     payload = config.get('payload', None)
     verify_ssl = config.get('verify_ssl', True)
 
+    sensor_class = config.get('sensor_class')
+    if sensor_class not in SENSOR_CLASSES:
+        _LOGGER.warning('Unknown sensor class: %s', sensor_class)
+        sensor_class = None
+
     rest = RestData(method, resource, payload, verify_ssl)
     rest.update()
 
@@ -33,19 +39,23 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         return False
 
     add_devices([RestBinarySensor(
-        hass, rest, config.get('name', DEFAULT_NAME),
+        hass,
+        rest,
+        config.get('name', DEFAULT_NAME),
+        sensor_class,
         config.get(CONF_VALUE_TEMPLATE))])
 
 
 # pylint: disable=too-many-arguments
 class RestBinarySensor(BinarySensorDevice):
-    """A REST binary sensor."""
+    """Representation of a REST binary sensor."""
 
-    def __init__(self, hass, rest, name, value_template):
+    def __init__(self, hass, rest, name, sensor_class, value_template):
         """Initialize a REST binary sensor."""
         self._hass = hass
         self.rest = rest
         self._name = name
+        self._sensor_class = sensor_class
         self._state = False
         self._value_template = value_template
         self.update()
@@ -55,6 +65,11 @@ class RestBinarySensor(BinarySensorDevice):
         """Return the name of the binary sensor."""
         return self._name
 
+    @property
+    def sensor_class(self):
+        """Return the class of this sensor."""
+        return self._sensor_class
+
     @property
     def is_on(self):
         """Return true if the binary sensor is on."""