diff --git a/airflow/www/views.py b/airflow/www/views.py
index 2ea074bc9b3ec..8511bb8e65521 100644
--- a/airflow/www/views.py
+++ b/airflow/www/views.py
@@ -425,9 +425,14 @@ def set_overall_state(record):
                 **setup_teardown_type,
             }
 
+        def check_group_is_mapped(tg: TaskGroup | None) -> bool:
+            if tg is None:
+                return False
+            return isinstance(tg, MappedTaskGroup) or check_group_is_mapped(tg.parent_group)
+
         # Task Group
         task_group = item
-        group_is_mapped = isinstance(task_group, MappedTaskGroup)
+        group_is_mapped = check_group_is_mapped(task_group)
 
         children = [
             task_group_to_grid(child, grouped_tis, is_parent_mapped=group_is_mapped)