diff --git a/modules/acquia_cms_common/config/install/acquia_cms_common.settings.yml b/modules/acquia_cms_common/config/install/acquia_cms_common.settings.yml
index 50533de05..b6b2b1d7f 100644
--- a/modules/acquia_cms_common/config/install/acquia_cms_common.settings.yml
+++ b/modules/acquia_cms_common/config/install/acquia_cms_common.settings.yml
@@ -1,2 +1,3 @@
 user_login_redirection: true
 starter_kit_name: no_starter_kit
+new_installation: 1
diff --git a/modules/acquia_cms_common/config/schema/acquia_cms_common.schema.yml b/modules/acquia_cms_common/config/schema/acquia_cms_common.schema.yml
index a7129c430..23dd366b6 100644
--- a/modules/acquia_cms_common/config/schema/acquia_cms_common.schema.yml
+++ b/modules/acquia_cms_common/config/schema/acquia_cms_common.schema.yml
@@ -63,3 +63,6 @@ acquia_cms_common.settings:
     starter_kit_name:
       type: string
       label: 'The starterkit name'
+    new_installation:
+      type: boolean
+      label: 'The new site installation status'
diff --git a/modules/acquia_cms_common/src/EventSubscriber/KernelTerminate/AcquiaCmsTelemetry.php b/modules/acquia_cms_common/src/EventSubscriber/KernelTerminate/AcquiaCmsTelemetry.php
index b5941c734..18efed180 100644
--- a/modules/acquia_cms_common/src/EventSubscriber/KernelTerminate/AcquiaCmsTelemetry.php
+++ b/modules/acquia_cms_common/src/EventSubscriber/KernelTerminate/AcquiaCmsTelemetry.php
@@ -212,11 +212,15 @@ private function getAcquiaCmsTelemetryData(): array {
           'site_studio_status' => $this->siteStudioStatus(),
           'install_time' => $this->state->get('acquia_cms.telemetry.install_time', ''),
           'profile' => $this->configFactory->get('core.extension')->get('profile'),
+          'new_installation' => $this->configFactory->get('acquia_cms_common.settings')->get('new_installation'),
         ],
         'extensions' => $this->getExtensionInfo(),
       ];
     }
 
+    // Set new installation key to FALSE.
+    $this->configFactory->getEditable('acquia_cms_common.settings')->set('new_installation', 0)->save(TRUE);
+
     return $telemetryData;
   }