diff --git a/apps/dashboard/app/views/projects/show.html.erb b/apps/dashboard/app/views/projects/show.html.erb
index 10b0bdbcfb..bf8c63b632 100644
--- a/apps/dashboard/app/views/projects/show.html.erb
+++ b/apps/dashboard/app/views/projects/show.html.erb
@@ -20,7 +20,10 @@
 <div class="row my-2">
   <a id="new-dir-btn" class="btn btn-outline-dark" href="<%= files_path(fs: 'fs', filepath: @project.directory ) %>">
     <i class="fas fa-folder-open" aria-hidden="true"></i>
-    <%= t('dashboard.project') %> <%= t('dashboard.directory') %> <span data-toggle="project" data-url="<%= project_path(@project.id) %>"></span>
+    <%= t('dashboard.project') %> <%= t('dashboard.directory') %>
+    <%- if Configuration.project_size_enabled -%>
+      <span data-toggle="project" data-url="<%= project_path(@project.id) %>"></span>
+    <%- end -%>
   </a>
 </div>
 
diff --git a/apps/dashboard/app/views/projects/show.json.jbuilder b/apps/dashboard/app/views/projects/show.json.jbuilder
index 1f04d7e225..b89836c3d4 100644
--- a/apps/dashboard/app/views/projects/show.json.jbuilder
+++ b/apps/dashboard/app/views/projects/show.json.jbuilder
@@ -3,6 +3,8 @@ json.name @project.name
 json.description @project.description
 json.icon @project.icon
 json.directory @project.directory
-project_size = @project.size
-json.size project_size
-json.human_size number_to_human_size(project_size)
+if Configuration.project_size_enabled
+  project_size = @project.size
+  json.size project_size
+  json.human_size number_to_human_size(project_size)
+end
diff --git a/apps/dashboard/config/configuration_singleton.rb b/apps/dashboard/config/configuration_singleton.rb
index f53aba23e3..17a0554284 100644
--- a/apps/dashboard/config/configuration_singleton.rb
+++ b/apps/dashboard/config/configuration_singleton.rb
@@ -53,6 +53,7 @@ def boolean_configs
       :motd_render_html             => false,
       :upload_enabled               => true,
       :download_enabled             => true,
+      :project_size_enabled         => true,
     }.freeze
   end
 
diff --git a/apps/dashboard/test/fixtures/config/ondemand.d/booleans.yml b/apps/dashboard/test/fixtures/config/ondemand.d/booleans.yml
index 7a048b730f..a5f83cb93a 100644
--- a/apps/dashboard/test/fixtures/config/ondemand.d/booleans.yml
+++ b/apps/dashboard/test/fixtures/config/ondemand.d/booleans.yml
@@ -12,3 +12,4 @@ cancel_session_enabled: true
 bc_clean_old_dirs: true
 hide_app_version: true
 motd_render_html: true
+project_size_enabled: true
diff --git a/apps/dashboard/test/fixtures/projects/json_response/.ondemand/manifest.yml b/apps/dashboard/test/fixtures/projects/json_response/.ondemand/manifest.yml
new file mode 100644
index 0000000000..66caf75e77
--- /dev/null
+++ b/apps/dashboard/test/fixtures/projects/json_response/.ondemand/manifest.yml
@@ -0,0 +1,5 @@
+---
+id: json_response
+name: JsonResponseName
+description: JsonResponseDescription
+icon: fas://user
diff --git a/apps/dashboard/test/integration/projects_controller_test.rb b/apps/dashboard/test/integration/projects_controller_test.rb
index d19090664b..1bf47c86b8 100644
--- a/apps/dashboard/test/integration/projects_controller_test.rb
+++ b/apps/dashboard/test/integration/projects_controller_test.rb
@@ -8,7 +8,7 @@ def setup
     Rails.application.reload_routes!
   end
 
-  test "should get index" do 
+  test "should get index" do
     get projects_path
     assert_response :success
   end
@@ -50,4 +50,41 @@ def setup
       assert Dir.exist?("#{dir}/projects")
     end
   end
+
+  test "gets JSON reponse" do
+    project_dir = Rails.root.join('test/fixtures/projects/json_response')
+    OodAppkit.stubs(:dataroot).returns(project_dir)
+    Project.stubs(:lookup_table).returns({ 'json_response' => project_dir.to_s })
+    Project.any_instance.expects(:size).once.returns(2097152)
+
+    get project_path('json_response', format: :json)
+    assert_response :success
+    json = JSON.parse(@response.body)
+    assert_equal 'json_response', json['id']
+    assert_equal 'JsonResponseName', json['name']
+    assert_equal 'JsonResponseDescription', json['description']
+    assert_equal project_dir.to_s, json['directory']
+    assert_equal 'fas://user', json['icon']
+    assert_equal 2097152, json['size']
+    assert_equal '2 MB', json['human_size']
+  end
+
+  test "project size is not added to JSON reponse when Configuration.project_size_enabled is false" do
+    project_dir = Rails.root.join('test/fixtures/projects/json_response')
+    OodAppkit.stubs(:dataroot).returns(project_dir)
+    Configuration.stubs(:project_size_enabled).returns(false)
+    Project.stubs(:lookup_table).returns({ 'json_response' => project_dir.to_s })
+    Project.any_instance.expects(:size).never
+
+    get project_path('json_response', format: :json)
+    assert_response :success
+    json = JSON.parse(@response.body)
+    assert_equal 'json_response', json['id']
+    assert_equal 'JsonResponseName', json['name']
+    assert_equal 'JsonResponseDescription', json['description']
+    assert_equal project_dir.to_s, json['directory']
+    assert_equal 'fas://user', json['icon']
+    assert_equal false, json.has_key?('size')
+    assert_equal false, json.has_key?('human_size')
+  end
 end