diff --git a/esphome/components/pcf8574/pcf8574.cpp b/esphome/components/pcf8574/pcf8574.cpp
index 20dd0f97b1..c937cd51db 100644
--- a/esphome/components/pcf8574/pcf8574.cpp
+++ b/esphome/components/pcf8574/pcf8574.cpp
@@ -28,22 +28,12 @@ void PCF8574Component::dump_config() {
     ESP_LOGE(TAG, ESP_LOG_MSG_COMM_FAIL);
   }
 }
-bool PCF8574Component::digital_read(uint8_t pin) {
-  // Call the base class method
-  return this->CachedGpioExpander::digital_read(pin);
-}
-
 bool PCF8574Component::digital_read_hw(uint8_t pin) {
   return this->read_gpio_() ? (this->input_mask_ & (1 << pin)) : false;
 }
 
 bool PCF8574Component::digital_read_cache(uint8_t pin) { return this->input_mask_ & (1 << pin); }
 
-void PCF8574Component::digital_write(uint8_t pin, bool value) {
-  // Call the base class method
-  this->CachedGpioExpander::digital_write(pin, value);
-}
-
 void PCF8574Component::digital_write_hw(uint8_t pin, bool value) {
   if (value) {
     this->output_mask_ |= (1 << pin);
diff --git a/esphome/components/pcf8574/pcf8574.h b/esphome/components/pcf8574/pcf8574.h
index 524766d18c..fd1ea8af63 100644
--- a/esphome/components/pcf8574/pcf8574.h
+++ b/esphome/components/pcf8574/pcf8574.h
@@ -22,10 +22,6 @@ class PCF8574Component : public Component,
   void setup() override;
   /// Invalidate cache at start of each loop
   void loop() override;
-  /// Helper function to read the value of a pin.
-  bool digital_read(uint8_t pin);
-  /// Helper function to write the value of a pin.
-  void digital_write(uint8_t pin, bool value);
   /// Helper function to set the pin mode of a pin.
   void pin_mode(uint8_t pin, gpio::Flags flags);