diff --git a/homeassistant/components/adguard/__init__.py b/homeassistant/components/adguard/__init__.py
index 8f0c73a8a64..eedc1fe4b03 100644
--- a/homeassistant/components/adguard/__init__.py
+++ b/homeassistant/components/adguard/__init__.py
@@ -198,7 +198,7 @@ class AdGuardHomeDeviceEntity(AdGuardHomeEntity):
         """Return device information about this AdGuard Home instance."""
         return {
             "identifiers": {
-                (DOMAIN, self.adguard.host, self.adguard.port, self.adguard.base_path)
+                (DOMAIN, self.adguard.host, self.adguard.port, self.adguard.base_path)  # type: ignore
             },
             "name": "AdGuard Home",
             "manufacturer": "AdGuard Team",
diff --git a/homeassistant/components/adguard/config_flow.py b/homeassistant/components/adguard/config_flow.py
index bbb6d34954b..aa85345179e 100644
--- a/homeassistant/components/adguard/config_flow.py
+++ b/homeassistant/components/adguard/config_flow.py
@@ -51,6 +51,7 @@ class AdGuardHomeFlowHandler(ConfigFlow, domain=DOMAIN):
         self, errors: dict[str, str] | None = None
     ) -> FlowResult:
         """Show the Hass.io confirmation form to the user."""
+        assert self._hassio_discovery
         return self.async_show_form(
             step_id="hassio_confirm",
             description_placeholders={"addon": self._hassio_discovery["addon"]},
@@ -73,11 +74,13 @@ class AdGuardHomeFlowHandler(ConfigFlow, domain=DOMAIN):
 
         session = async_get_clientsession(self.hass, user_input[CONF_VERIFY_SSL])
 
+        username: str | None = user_input.get(CONF_USERNAME)
+        password: str | None = user_input.get(CONF_PASSWORD)
         adguard = AdGuardHome(
             user_input[CONF_HOST],
             port=user_input[CONF_PORT],
-            username=user_input.get(CONF_USERNAME),
-            password=user_input.get(CONF_PASSWORD),
+            username=username,  # type:ignore[arg-type]
+            password=password,  # type:ignore[arg-type]
             tls=user_input[CONF_SSL],
             verify_ssl=user_input[CONF_VERIFY_SSL],
             session=session,
@@ -122,6 +125,7 @@ class AdGuardHomeFlowHandler(ConfigFlow, domain=DOMAIN):
 
         session = async_get_clientsession(self.hass, False)
 
+        assert self._hassio_discovery
         adguard = AdGuardHome(
             self._hassio_discovery[CONF_HOST],
             port=self._hassio_discovery[CONF_PORT],
diff --git a/homeassistant/components/adguard/sensor.py b/homeassistant/components/adguard/sensor.py
index a7f4dabde9f..8134d2c4d43 100644
--- a/homeassistant/components/adguard/sensor.py
+++ b/homeassistant/components/adguard/sensor.py
@@ -62,7 +62,7 @@ class AdGuardHomeSensor(AdGuardHomeDeviceEntity, SensorEntity):
         enabled_default: bool = True,
     ) -> None:
         """Initialize AdGuard Home sensor."""
-        self._state = None
+        self._state: int | str | None = None
         self._unit_of_measurement = unit_of_measurement
         self.measurement = measurement
 
@@ -82,7 +82,7 @@ class AdGuardHomeSensor(AdGuardHomeDeviceEntity, SensorEntity):
         )
 
     @property
-    def native_value(self) -> str | None:
+    def native_value(self) -> int | str | None:
         """Return the state of the sensor."""
         return self._state
 
diff --git a/mypy.ini b/mypy.ini
index 954c15725b3..94c13689f6b 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -1265,9 +1265,6 @@ no_implicit_optional = false
 warn_return_any = false
 warn_unreachable = false
 
-[mypy-homeassistant.components.adguard.*]
-ignore_errors = true
-
 [mypy-homeassistant.components.almond.*]
 ignore_errors = true
 
diff --git a/script/hassfest/mypy_config.py b/script/hassfest/mypy_config.py
index cb8be180af2..aec5843be38 100644
--- a/script/hassfest/mypy_config.py
+++ b/script/hassfest/mypy_config.py
@@ -14,7 +14,6 @@ from .model import Config, Integration
 # remove your component from this list to enable type checks.
 # Do your best to not add anything new here.
 IGNORED_MODULES: Final[list[str]] = [
-    "homeassistant.components.adguard.*",
     "homeassistant.components.almond.*",
     "homeassistant.components.analytics.*",
     "homeassistant.components.atag.*",