public int UnitCode {get;}

{
    //var map = MapView.Active.Map;
    //Note: Must be on the QueuedTask.Run()

    //Get the current location unit
    var loc_unit = map.GetLocationUnitFormat();
    var line = $"{loc_unit.DisplayName}, {loc_unit.UnitCode}";
    System.Diagnostics.Debug.WriteLine(line);
}