diff --git a/homeassistant/components/tradfri/sensor.py b/homeassistant/components/tradfri/sensor.py
index acda0bec06d..6295cf09ab2 100644
--- a/homeassistant/components/tradfri/sensor.py
+++ b/homeassistant/components/tradfri/sensor.py
@@ -78,6 +78,7 @@ SENSOR_DESCRIPTIONS_BATTERY: tuple[TradfriSensorEntityDescription, ...] = (
     TradfriSensorEntityDescription(
         key="battery_level",
         device_class=SensorDeviceClass.BATTERY,
+        state_class=SensorStateClass.MEASUREMENT,
         native_unit_of_measurement=PERCENTAGE,
         value=lambda device: cast(int, device.device_info.battery_level),
     ),
@@ -89,6 +90,7 @@ SENSOR_DESCRIPTIONS_FAN: tuple[TradfriSensorEntityDescription, ...] = (
         key="aqi",
         name="air quality",
         device_class=SensorDeviceClass.AQI,
+        state_class=SensorStateClass.MEASUREMENT,
         native_unit_of_measurement=CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
         value=_get_air_quality,
     ),
diff --git a/tests/components/tradfri/test_sensor.py b/tests/components/tradfri/test_sensor.py
index 1cd7a3672bc..6408613f4e3 100644
--- a/tests/components/tradfri/test_sensor.py
+++ b/tests/components/tradfri/test_sensor.py
@@ -71,6 +71,7 @@ async def test_cover_battery_sensor(hass, mock_gateway, mock_api_factory):
     assert sensor_1.state == "42"
     assert sensor_1.attributes["unit_of_measurement"] == "%"
     assert sensor_1.attributes["device_class"] == "battery"
+    assert sensor_1.attributes["state_class"] == "measurement"
 
 
 async def test_air_quality_sensor(hass, mock_gateway, mock_api_factory):
@@ -91,6 +92,7 @@ async def test_air_quality_sensor(hass, mock_gateway, mock_api_factory):
     assert sensor_1.state == "42"
     assert sensor_1.attributes["unit_of_measurement"] == "µg/m³"
     assert sensor_1.attributes["device_class"] == "aqi"
+    assert sensor_1.attributes["state_class"] == "measurement"
 
 
 async def test_filter_time_left_sensor(hass, mock_gateway, mock_api_factory):