diff --git a/homeassistant/components/scrape/sensor.py b/homeassistant/components/scrape/sensor.py
index dd84767ad41..5ee837f32d1 100644
--- a/homeassistant/components/scrape/sensor.py
+++ b/homeassistant/components/scrape/sensor.py
@@ -158,6 +158,7 @@ class ScrapeSensor(CoordinatorEntity[ScrapeCoordinator], ManualTriggerSensorEnti
         self._index = index
         self._value_template = value_template
         self._attr_native_value = None
+        self._available = True
         if not yaml and (unique_id := trigger_entity_config.get(CONF_UNIQUE_ID)):
             self._attr_name = None
             self._attr_has_entity_name = True
@@ -172,6 +173,7 @@ class ScrapeSensor(CoordinatorEntity[ScrapeCoordinator], ManualTriggerSensorEnti
         """Parse the html extraction in the executor."""
         raw_data = self.coordinator.data
         value: str | list[str] | None
+        self._available = True
         try:
             if self._attr is not None:
                 value = raw_data.select(self._select)[self._index][self._attr]
@@ -184,11 +186,13 @@ class ScrapeSensor(CoordinatorEntity[ScrapeCoordinator], ManualTriggerSensorEnti
         except IndexError:
             _LOGGER.warning("Index '%s' not found in %s", self._index, self.entity_id)
             value = None
+            self._available = False
         except KeyError:
             _LOGGER.warning(
                 "Attribute '%s' not found in %s", self._attr, self.entity_id
             )
             value = None
+            self._available = False
         _LOGGER.debug("Parsed value: %s", value)
         return value
 
@@ -196,6 +200,7 @@ class ScrapeSensor(CoordinatorEntity[ScrapeCoordinator], ManualTriggerSensorEnti
         """Ensure the data from the initial update is reflected in the state."""
         await super().async_added_to_hass()
         self._async_update_from_rest_data()
+        self.async_write_ha_state()
 
     def _async_update_from_rest_data(self) -> None:
         """Update state from the rest data."""
@@ -210,21 +215,22 @@ class ScrapeSensor(CoordinatorEntity[ScrapeCoordinator], ManualTriggerSensorEnti
             SensorDeviceClass.TIMESTAMP,
         }:
             self._attr_native_value = value
+            self._attr_available = self._available
             self._process_manual_data(raw_value)
             return
 
         self._attr_native_value = async_parse_date_datetime(
             value, self.entity_id, self.device_class
         )
+        self._attr_available = self._available
         self._process_manual_data(raw_value)
-        self.async_write_ha_state()
 
     @property
     def available(self) -> bool:
         """Return if entity is available."""
         available1 = CoordinatorEntity.available.fget(self)  # type: ignore[attr-defined]
         available2 = ManualTriggerEntity.available.fget(self)  # type: ignore[attr-defined]
-        return bool(available1 and available2)
+        return bool(available1 and available2 and self._attr_available)
 
     @callback
     def _handle_coordinator_update(self) -> None:
diff --git a/tests/components/scrape/test_sensor.py b/tests/components/scrape/test_sensor.py
index d1f2a22d036..dc9bf912c2d 100644
--- a/tests/components/scrape/test_sensor.py
+++ b/tests/components/scrape/test_sensor.py
@@ -443,9 +443,9 @@ async def test_scrape_sensor_errors(hass: HomeAssistant) -> None:
         await hass.async_block_till_done()
 
     state = hass.states.get("sensor.ha_class")
-    assert state.state == STATE_UNKNOWN
+    assert state.state == STATE_UNAVAILABLE
     state2 = hass.states.get("sensor.ha_class2")
-    assert state2.state == STATE_UNKNOWN
+    assert state2.state == STATE_UNAVAILABLE
 
 
 async def test_scrape_sensor_unique_id(