public DisplayUnitFormat GetLocationUnitFormat()

{
    //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);
}

{
    //Get the current view camera location
    var center_pt = new Coordinate2D(mapView.Camera.X, mapView.Camera.Y);
    //Get the current location unit
    //Note: Must be on the QueuedTask.Run()
    var loc_unit = map.GetLocationUnitFormat();

    //Format the camera location
    var str = loc_unit.FormatLocation(center_pt, map.SpatialReference);
    System.Diagnostics.Debug.WriteLine($"Formatted location: {str}");
}