diff --git a/homeassistant/components/local_todo/__init__.py b/homeassistant/components/local_todo/__init__.py
index 8245822bd9f..c01f5a748ec 100644
--- a/homeassistant/components/local_todo/__init__.py
+++ b/homeassistant/components/local_todo/__init__.py
@@ -10,19 +10,18 @@ from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import ConfigEntryNotReady
 from homeassistant.util import slugify
 
-from .const import CONF_STORAGE_KEY, CONF_TODO_LIST_NAME, DOMAIN
+from .const import CONF_STORAGE_KEY, CONF_TODO_LIST_NAME
 from .store import LocalTodoListStore
 
 PLATFORMS: list[Platform] = [Platform.TODO]
 
 STORAGE_PATH = ".storage/local_todo.{key}.ics"
 
+LocalTodoConfigEntry = ConfigEntry[LocalTodoListStore]
 
-async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+
+async def async_setup_entry(hass: HomeAssistant, entry: LocalTodoConfigEntry) -> bool:
     """Set up Local To-do from a config entry."""
-
-    hass.data.setdefault(DOMAIN, {})
-
     path = Path(hass.config.path(STORAGE_PATH.format(key=entry.data[CONF_STORAGE_KEY])))
     store = LocalTodoListStore(hass, path)
     try:
@@ -30,7 +29,7 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     except OSError as err:
         raise ConfigEntryNotReady("Failed to load file {path}: {err}") from err
 
-    hass.data[DOMAIN][entry.entry_id] = store
+    entry.runtime_data = store
 
     await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
 
@@ -39,10 +38,7 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
 
 async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     """Unload a config entry."""
-    if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
-        hass.data[DOMAIN].pop(entry.entry_id)
-
-    return unload_ok
+    return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
 
 
 async def async_remove_entry(hass: HomeAssistant, entry: ConfigEntry) -> None:
diff --git a/homeassistant/components/local_todo/todo.py b/homeassistant/components/local_todo/todo.py
index ccd3d8db759..548b4fa87fe 100644
--- a/homeassistant/components/local_todo/todo.py
+++ b/homeassistant/components/local_todo/todo.py
@@ -14,14 +14,14 @@ from homeassistant.components.todo import (
     TodoListEntity,
     TodoListEntityFeature,
 )
-from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import HomeAssistantError
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.setup import SetupPhases, async_pause_setup
 from homeassistant.util import dt as dt_util
 
-from .const import CONF_TODO_LIST_NAME, DOMAIN
+from . import LocalTodoConfigEntry
+from .const import CONF_TODO_LIST_NAME
 from .store import LocalTodoListStore
 
 _LOGGER = logging.getLogger(__name__)
@@ -63,12 +63,12 @@ def _migrate_calendar(calendar: Calendar) -> bool:
 
 async def async_setup_entry(
     hass: HomeAssistant,
-    config_entry: ConfigEntry,
+    config_entry: LocalTodoConfigEntry,
     async_add_entities: AddEntitiesCallback,
 ) -> None:
     """Set up the local_todo todo platform."""
 
-    store: LocalTodoListStore = hass.data[DOMAIN][config_entry.entry_id]
+    store = config_entry.runtime_data
     ics = await store.async_load()
 
     with async_pause_setup(hass, SetupPhases.WAIT_IMPORT_PACKAGES):