diff --git a/homeassistant/components/asuswrt/device_tracker.py b/homeassistant/components/asuswrt/device_tracker.py
index 3e954eb25b9..d5d3d9026b5 100644
--- a/homeassistant/components/asuswrt/device_tracker.py
+++ b/homeassistant/components/asuswrt/device_tracker.py
@@ -19,7 +19,7 @@ async def async_setup_entry(
 ) -> None:
     """Set up device tracker for AsusWrt component."""
     router = hass.data[DOMAIN][entry.entry_id][DATA_ASUSWRT]
-    tracked = set()
+    tracked: set = set()
 
     @callback
     def update_router():
diff --git a/homeassistant/components/asuswrt/router.py b/homeassistant/components/asuswrt/router.py
index 9d1bcb35c9e..9acea7ba762 100644
--- a/homeassistant/components/asuswrt/router.py
+++ b/homeassistant/components/asuswrt/router.py
@@ -3,7 +3,7 @@ from __future__ import annotations
 
 from datetime import datetime, timedelta
 import logging
-from typing import Any
+from typing import Any, Callable
 
 from aioasuswrt.asuswrt import AsusWrt
 
@@ -209,16 +209,16 @@ class AsusWrtRouter:
         self._protocol = entry.data[CONF_PROTOCOL]
         self._host = entry.data[CONF_HOST]
         self._model = "Asus Router"
-        self._sw_v = None
+        self._sw_v: str | None = None
 
         self._devices: dict[str, Any] = {}
         self._connected_devices = 0
         self._connect_error = False
 
-        self._sensors_data_handler: AsusWrtSensorDataHandler = None
+        self._sensors_data_handler: AsusWrtSensorDataHandler | None = None
         self._sensors_coordinator: dict[str, Any] = {}
 
-        self._on_close = []
+        self._on_close: list[Callable] = []
 
         self._options = {
             CONF_DNSMASQ: DEFAULT_DNSMASQ,
@@ -229,7 +229,7 @@ class AsusWrtRouter:
 
     async def setup(self) -> None:
         """Set up a AsusWrt router."""
-        self._api = get_api(self._entry.data, self._options)
+        self._api = get_api(dict(self._entry.data), self._options)
 
         try:
             await self._api.connection.async_connect()
diff --git a/homeassistant/components/asuswrt/sensor.py b/homeassistant/components/asuswrt/sensor.py
index 287ea3e8938..5392b419bca 100644
--- a/homeassistant/components/asuswrt/sensor.py
+++ b/homeassistant/components/asuswrt/sensor.py
@@ -3,7 +3,7 @@ from __future__ import annotations
 
 from dataclasses import dataclass
 import logging
-from numbers import Number
+from numbers import Real
 
 from homeassistant.components.sensor import (
     STATE_CLASS_MEASUREMENT,
@@ -149,7 +149,7 @@ class AsusWrtSensor(CoordinatorEntity, SensorEntity):
     ) -> None:
         """Initialize a AsusWrt sensor."""
         super().__init__(coordinator)
-        self.entity_description = description
+        self.entity_description: AsusWrtSensorEntityDescription = description
 
         self._attr_name = f"{DEFAULT_PREFIX} {description.name}"
         self._attr_unique_id = f"{DOMAIN} {self.name}"
@@ -157,10 +157,10 @@ class AsusWrtSensor(CoordinatorEntity, SensorEntity):
         self._attr_extra_state_attributes = {"hostname": router.host}
 
     @property
-    def native_value(self) -> str | None:
+    def native_value(self) -> float | str | None:
         """Return current state."""
         descr = self.entity_description
         state = self.coordinator.data.get(descr.key)
-        if state is not None and descr.factor and isinstance(state, Number):
+        if state is not None and descr.factor and isinstance(state, Real):
             return round(state / descr.factor, descr.precision)
         return state
diff --git a/mypy.ini b/mypy.ini
index cb6adf5d62e..cd2bc0f36e6 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -1277,9 +1277,6 @@ ignore_errors = true
 [mypy-homeassistant.components.analytics.*]
 ignore_errors = true
 
-[mypy-homeassistant.components.asuswrt.*]
-ignore_errors = true
-
 [mypy-homeassistant.components.atag.*]
 ignore_errors = true
 
diff --git a/script/hassfest/mypy_config.py b/script/hassfest/mypy_config.py
index 73081ddfc53..eec262ce8bd 100644
--- a/script/hassfest/mypy_config.py
+++ b/script/hassfest/mypy_config.py
@@ -18,7 +18,6 @@ IGNORED_MODULES: Final[list[str]] = [
     "homeassistant.components.aemet.*",
     "homeassistant.components.almond.*",
     "homeassistant.components.analytics.*",
-    "homeassistant.components.asuswrt.*",
     "homeassistant.components.atag.*",
     "homeassistant.components.awair.*",
     "homeassistant.components.azure_event_hub.*",