Index: binaries/data/mods/public/gui/session/minimap/MiniMap.xml
===================================================================
--- binaries/data/mods/public/gui/session/minimap/MiniMap.xml
+++ binaries/data/mods/public/gui/session/minimap/MiniMap.xml
@@ -25,6 +25,14 @@
 		mouse_event_mask="texture:session/minimap-idle.png"
 	/>
 
+	<!-- Total number of idle workers -->
+	<object name="totalNumberIdleWorkers"
+		type="text"
+		size="87% 79% 98% 86%"
+		style="totalNumberIdleWorkersCounts"
+		z="100"
+	/>
+
 	<!-- Diplomacy Colors Button -->
 	<object name="diplomacyColorsButton"
 		type="button"
Index: binaries/data/mods/public/gui/session/minimap/MiniMapIdleWorkerButton.js
===================================================================
--- binaries/data/mods/public/gui/session/minimap/MiniMapIdleWorkerButton.js
+++ binaries/data/mods/public/gui/session/minimap/MiniMapIdleWorkerButton.js
@@ -6,6 +6,7 @@
 	constructor(playerViewControl, idleClasses)
 	{
 		this.idleWorkerButton = Engine.GetGUIObjectByName("idleWorkerButton");
+		this.totalNumberIdleWorkers = Engine.GetGUIObjectByName("totalNumberIdleWorkers");
 		this.idleWorkerButton.onKeyDown = this.onKeyDown.bind(this);
 		this.idleWorkerButton.onMouseLeftPress = this.onKeyDown.bind(this);
 		this.idleClasses = idleClasses;
@@ -24,11 +25,17 @@
 
 	rebuild()
 	{
-		this.idleWorkerButton.enabled = Engine.GuiInterfaceCall("HasIdleUnits", {
+		let totalNumberIdleWorkers = Engine.GuiInterfaceCall("FindIdleUnits", {
 			"viewedPlayer": g_ViewedPlayer,
 			"idleClasses": this.idleClasses,
 			"excludeUnits": []
-		});
+		}).length;
+		if (totalNumberIdleWorkers > 0)
+		this.idleWorkerButton.enabled = true;
+		else
+		this.idleWorkerButton.enabled = false;
+
+		this.totalNumberIdleWorkers.caption = totalNumberIdleWorkers ? coloredText(totalNumberIdleWorkers, this.DefaultTotalNumberIdleWorkersColor) : "";
 	}
 
 	onKeyDown()
@@ -37,4 +44,6 @@
 	}
 }
 
-MiniMapIdleWorkerButton.prototype.Tooltip = markForTranslation("Find idle worker");
+MiniMapIdleWorkerButton.prototype.Tooltip = markForTranslation("Find idle worker\nNumber of idle workers.");
+
+MiniMapIdleWorkerButton.prototype.DefaultTotalNumberIdleWorkersColor = "red";
Index: binaries/data/mods/public/gui/session/styles.xml
===================================================================
--- binaries/data/mods/public/gui/session/styles.xml
+++ binaries/data/mods/public/gui/session/styles.xml
@@ -124,6 +124,14 @@
 		text_valign="bottom"
 	/>
 
+	<style name="totalNumberIdleWorkersCounts"
+		textcolor="200 200 200"
+		font="sans-bold-stroke-13"
+		ghost="true"
+		text_align="center"
+		text_valign="center"
+	/>
+
 	<style name="StatsTextLeft"
 		font="sans-stroke-12"
 		textcolor="white"