diff --git a/esphome/components/binary_sensor/binary_sensor.h b/esphome/components/binary_sensor/binary_sensor.h
index 301a472810..57cae9e2f5 100644
--- a/esphome/components/binary_sensor/binary_sensor.h
+++ b/esphome/components/binary_sensor/binary_sensor.h
@@ -58,7 +58,7 @@ class BinarySensor : public EntityBase, public EntityBase_DeviceClass {
   void publish_initial_state(bool state);
 
   /// The current reported state of the binary sensor.
-  bool state;
+  bool state{false};
 
   void add_filter(Filter *filter);
   void add_filters(const std::vector<Filter *> &filters);