diff --git a/readthedocs/api/v3/serializers.py b/readthedocs/api/v3/serializers.py
index 12629122c57..a5d9c0c0301 100644
--- a/readthedocs/api/v3/serializers.py
+++ b/readthedocs/api/v3/serializers.py
@@ -13,6 +13,7 @@
 
 from readthedocs.builds.constants import LATEST, STABLE
 from readthedocs.builds.models import Build, Version
+from readthedocs.core.permissions import AdminPermission
 from readthedocs.core.resolver import Resolver
 from readthedocs.core.utils import slugify
 from readthedocs.core.utils.extend import SettingsOverrideObject
@@ -728,6 +729,14 @@ class ProjectUpdateSerializer(SettingsOverrideObject):
     _default_class = ProjectUpdateSerializerBase
 
 
+class ProjectPermissionSerializer(serializers.Serializer):
+    admin = serializers.SerializerMethodField()
+
+    def get_admin(self, obj):
+        user = self.context.get("request").user
+        return AdminPermission.is_admin(user, obj)
+
+
 class ProjectSerializer(FlexFieldsModelSerializer):
 
     """
@@ -806,6 +815,12 @@ class Meta:
                 # NOTE: we cannot have a Project with multiple organizations.
                 {"source": "organizations.first"},
             ),
+            "permissions": (
+                ProjectPermissionSerializer,
+                {
+                    "source": "*",
+                },
+            ),
         }
 
     def __init__(self, *args, **kwargs):
diff --git a/readthedocs/api/v3/tests/responses/projects-detail.json b/readthedocs/api/v3/tests/responses/projects-detail.json
index a27c32ac04a..a3c9e4046e1 100644
--- a/readthedocs/api/v3/tests/responses/projects-detail.json
+++ b/readthedocs/api/v3/tests/responses/projects-detail.json
@@ -82,6 +82,9 @@
     },
     "modified": "2019-04-29T12:00:00Z",
     "name": "project",
+    "permissions": {
+      "admin": true
+    },
     "programming_language": {
         "code": "words",
         "name": "Only Words"
diff --git a/readthedocs/api/v3/tests/test_projects.py b/readthedocs/api/v3/tests/test_projects.py
index 40cf19bb3e2..08ba349c687 100644
--- a/readthedocs/api/v3/tests/test_projects.py
+++ b/readthedocs/api/v3/tests/test_projects.py
@@ -111,10 +111,12 @@ def test_projects_detail_anonymous_user(self):
             "expand": (
                 "active_versions,"
                 "active_versions.last_build,"
-                "active_versions.last_build.config"
+                "active_versions.last_build.config,"
+                "permissions"
             ),
         }
         expected_response = self._get_response_dict("projects-detail")
+        expected_response["permissions"]["admin"] = False
 
         self.client.logout()
 
@@ -139,7 +141,8 @@ def test_projects_detail(self):
             "expand": (
                 "active_versions,"
                 "active_versions.last_build,"
-                "active_versions.last_build.config"
+                "active_versions.last_build.config,"
+                "permissions"
             ),
         }
         expected_response = self._get_response_dict("projects-detail")
@@ -170,10 +173,12 @@ def test_projects_detail_other_user(self):
             "expand": (
                 "active_versions,"
                 "active_versions.last_build,"
-                "active_versions.last_build.config"
+                "active_versions.last_build.config,"
+                "permissions"
             ),
         }
         expected_response = self._get_response_dict("projects-detail")
+        expected_response["permissions"]["admin"] = False
 
         self.client.logout()
         self.client.credentials(HTTP_AUTHORIZATION=f"Token {self.others_token.key}")
@@ -201,7 +206,8 @@ def test_own_projects_detail_privacy_levels_enabled(self):
             "expand": (
                 "active_versions,"
                 "active_versions.last_build,"
-                "active_versions.last_build.config"
+                "active_versions.last_build.config,"
+                "permissions"
             ),
         }
 
diff --git a/readthedocs/api/v3/views.py b/readthedocs/api/v3/views.py
index 0104bcdce0e..5bdc9f7f52d 100644
--- a/readthedocs/api/v3/views.py
+++ b/readthedocs/api/v3/views.py
@@ -136,6 +136,7 @@ class ProjectsViewSetBase(
         "active_versions.last_build",
         "active_versions.last_build.config",
         "organization",
+        "permissions",
         "teams",
     ]