diff --git a/app/assets/javascripts/discourse/controllers/tags-show.js.es6 b/app/assets/javascripts/discourse/controllers/tags-show.js.es6
index 1e8e0c2fa0b..3cb203b9349 100644
--- a/app/assets/javascripts/discourse/controllers/tags-show.js.es6
+++ b/app/assets/javascripts/discourse/controllers/tags-show.js.es6
@@ -115,7 +115,8 @@ export default Ember.Controller.extend(BulkTopicSelection, {
 
     deleteTag() {
       const self = this;
-      bootbox.confirm(I18n.t("tagging.delete_confirm"), function(result) {
+      const topicsLength = this.get('list.topic_list.topics.length');
+      bootbox.confirm(I18n.t("tagging.delete_confirm", {count: topicsLength}), function(result) {
         if (!result) { return; }
 
         self.get("tag").destroyRecord().then(function() {
diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index 528cfea5f3c..be0751c5d74 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -2454,7 +2454,10 @@ en:
       tags: "Tags"
       choose_for_topic: "choose optional tags for this topic"
       delete_tag: "Delete Tag"
-      delete_confirm: "Are you sure you want to delete that tag?"
+      delete_confirm:
+        one: "Are you sure you want to delete this tag and remove it from 1 topic it is assigned to?"
+        other: "Are you sure you want to delete this tag and remove it from {{count}} topics it is assigned to?"
+        zero: "Are you sure you want to delete this tag?"
       rename_tag: "Rename Tag"
       rename_instructions: "Choose a new name for the tag:"
       sort_by: "Sort by:"