diff --git a/esphome/components/esp32/gpio_esp32_c6.py b/esphome/components/esp32/gpio_esp32_c6.py
index 993606d9de..bd7bb9e220 100644
--- a/esphome/components/esp32/gpio_esp32_c6.py
+++ b/esphome/components/esp32/gpio_esp32_c6.py
@@ -26,8 +26,8 @@ _LOGGER = logging.getLogger(__name__)
 
 
 def esp32_c6_validate_gpio_pin(value: int) -> int:
-    if value < 0 or value > 23:
-        raise cv.Invalid(f"Invalid pin number: {value} (must be 0-23)")
+    if value < 0 or value > 30:
+        raise cv.Invalid(f"Invalid pin number: {value} (must be 0-30)")
     if value in _ESP32C6_SPI_PSRAM_PINS:
         raise cv.Invalid(
             f"This pin cannot be used on ESP32-C6s and is already used by the SPI/PSRAM interface (function: {_ESP32C6_SPI_PSRAM_PINS[value]})"
@@ -47,8 +47,8 @@ def esp32_c6_validate_supports(value: dict[str, Any]) -> dict[str, Any]:
     mode = value[CONF_MODE]
     is_input = mode[CONF_INPUT]
 
-    if num < 0 or num > 23:
-        raise cv.Invalid(f"Invalid pin number: {num} (must be 0-23)")
+    if num < 0 or num > 30:
+        raise cv.Invalid(f"Invalid pin number: {num} (must be 0-30)")
     if is_input:
         # All ESP32 pins support input mode
         pass