diff --git a/index.html b/index.html
index a39119f2..4236bce1 100644
--- a/index.html
+++ b/index.html
@@ -1,16 +1,30 @@
 <!doctype html>
 <html lang="ko">
+  <head>
+    <meta charset="UTF-8" />
+    <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
+    <meta
+      name="viewport"
+      content="width=device-width, initial-scale=1.0 maximum-scale=1" />
+    <title>위플플 | 여정 공유 플랫폼</title>
+  </head>
 
-<head>
-  <meta charset="UTF-8" />
-  <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
-  <meta name="viewport" content="width=device-width, initial-scale=1.0 maximum-scale=1" />
-  <title>위플플 | 여정 공유 플랫폼</title>
-</head>
+  <body>
+    <div id="root"></div>
+    <script type="module" src="/src/main.tsx"></script>
+  </body>
 
-<body>
-  <div id="root"></div>
-  <script type="module" src="/src/main.tsx"></script>
-</body>
+  <!-- Google tag (gtag.js) -->
+  <script
+    async
+    src="https://www.googletagmanager.com/gtag/js?id=G-1285JF2LMZ"></script>
+  <script>
+    window.dataLayer = window.dataLayer || [];
+    function gtag() {
+      dataLayer.push(arguments);
+    }
+    gtag('js', new Date());
 
-</html>
\ No newline at end of file
+    gtag('config', 'G-1285JF2LMZ');
+  </script>
+</html>
