New area device class
· One min read
Summary of changes
A new AREA device class is now available for number and sensor entities, together with automatic unit conversion based on the unit system.
A corresponding UnitOfArea unit enumerator, and AreaConverter converter class have been added to support the new device class.
Backward compatibility
The AREA_SQUARE_METERS constant has been deprecated and will be removed in Home Assistant 2025.12.
Custom integrations should be adjusted to use UnitOfArea.SQUARE_METERS.
More details can be found in the Number documentation and Sensor documentation