diff --git a/doc/api/resources/checkinlists.rst b/doc/api/resources/checkinlists.rst
index 10c307ce27..621fcc60e3 100644
--- a/doc/api/resources/checkinlists.rst
+++ b/doc/api/resources/checkinlists.rst
@@ -188,6 +188,7 @@ Endpoints
       {
         "checkin_count": 17,
         "position_count": 42,
+        "inside_count": 12,
         "event": {
           "name": "Demo Conference"
         },
diff --git a/src/pretix/api/views/checkin.py b/src/pretix/api/views/checkin.py
index d5abc7c6b0..861cb0b0c2 100644
--- a/src/pretix/api/views/checkin.py
+++ b/src/pretix/api/views/checkin.py
@@ -111,7 +111,8 @@ class CheckinListViewSet(viewsets.ModelViewSet):
                     'name': str(ev.name),
                 },
                 'checkin_count': cqs.count(),
-                'position_count': pqs.count()
+                'position_count': pqs.count(),
+                'inside_count': clist.inside_count,
             }
 
             op_by_item = {
diff --git a/src/tests/api/test_checkin.py b/src/tests/api/test_checkin.py
index b0a25bb825..5e231f9d72 100644
--- a/src/tests/api/test_checkin.py
+++ b/src/tests/api/test_checkin.py
@@ -565,6 +565,7 @@ def test_status(token_client, organizer, event, clist_all, item, other_item, ord
     assert resp.status_code == 200
     assert resp.data['checkin_count'] == 1
     assert resp.data['position_count'] == 2
+    assert resp.data['inside_count'] == 1
     assert resp.data['items'] == [
         {
             'name': str(item.name),