diff --git a/homeassistant/core.py b/homeassistant/core.py
index 73d0e82fa83..40d6a544713 100644
--- a/homeassistant/core.py
+++ b/homeassistant/core.py
@@ -1790,6 +1790,12 @@ class State:
         self.context = context or Context()
         self.state_info = state_info
         self.domain, self.object_id = split_entity_id(self.entity_id)
+        # The recorder or the websocket_api will always call the timestamps,
+        # so we will set the timestamp values here to avoid the overhead of
+        # the function call in the property we know will always be called.
+        self.last_updated_timestamp = self.last_updated.timestamp()
+        if self.last_changed == self.last_updated:
+            self.__dict__["last_changed_timestamp"] = self.last_updated_timestamp
 
     @cached_property
     def name(self) -> str:
@@ -1801,8 +1807,6 @@ class State:
     @cached_property
     def last_changed_timestamp(self) -> float:
         """Timestamp of last change."""
-        if self.last_changed == self.last_updated:
-            return self.last_updated_timestamp
         return self.last_changed.timestamp()
 
     @cached_property
@@ -1812,11 +1816,6 @@ class State:
             return self.last_updated_timestamp
         return self.last_reported.timestamp()
 
-    @cached_property
-    def last_updated_timestamp(self) -> float:
-        """Timestamp of last update."""
-        return self.last_updated.timestamp()
-
     @cached_property
     def _as_dict(self) -> dict[str, Any]:
         """Return a dict representation of the State.