diff --git a/backend-node/src/app.ts b/backend-node/src/app.ts
index d3b366cb..0a22af73 100644
--- a/backend-node/src/app.ts
+++ b/backend-node/src/app.ts
@@ -31,6 +31,7 @@ import layoutRoutes from "./routes/layoutRoutes";
 import mailTemplateFileRoutes from "./routes/mailTemplateFileRoutes";
 import mailAccountFileRoutes from "./routes/mailAccountFileRoutes";
 import mailSendSimpleRoutes from "./routes/mailSendSimpleRoutes";
+import mailSentHistoryRoutes from "./routes/mailSentHistoryRoutes";
 import mailReceiveBasicRoutes from "./routes/mailReceiveBasicRoutes";
 import dataRoutes from "./routes/dataRoutes";
 import testButtonDataflowRoutes from "./routes/testButtonDataflowRoutes";
@@ -186,6 +187,7 @@ app.use("/api/layouts", layoutRoutes);
 app.use("/api/mail/accounts", mailAccountFileRoutes); // 파일 기반 계정
 app.use("/api/mail/templates-file", mailTemplateFileRoutes); // 파일 기반 템플릿
 app.use("/api/mail/send", mailSendSimpleRoutes); // 메일 발송
+app.use("/api/mail/sent", mailSentHistoryRoutes); // 메일 발송 이력
 app.use("/api/mail/receive", mailReceiveBasicRoutes); // 메일 수신
 app.use("/api/screen", screenStandardRoutes);
 app.use("/api/data", dataRoutes);
diff --git a/backend-node/src/routes/mailSentHistoryRoutes.ts b/backend-node/src/routes/mailSentHistoryRoutes.ts
index 2f4c6f98..27b71c4d 100644
--- a/backend-node/src/routes/mailSentHistoryRoutes.ts
+++ b/backend-node/src/routes/mailSentHistoryRoutes.ts
@@ -7,12 +7,12 @@ const router = Router();
 // 모든 라우트에 인증 미들웨어 적용
 router.use(authenticateToken);
 
+// GET /api/mail/sent/statistics - 통계 조회 (⚠️ 반드시 /:id 보다 먼저 정의)
+router.get('/statistics', (req, res) => mailSentHistoryController.getStatistics(req, res));
+
 // GET /api/mail/sent - 발송 이력 목록 조회
 router.get('/', (req, res) => mailSentHistoryController.getList(req, res));
 
-// GET /api/mail/sent/statistics - 통계 조회
-router.get('/statistics', (req, res) => mailSentHistoryController.getStatistics(req, res));
-
 // GET /api/mail/sent/:id - 특정 발송 이력 상세 조회
 router.get('/:id', (req, res) => mailSentHistoryController.getById(req, res));
 
diff --git a/frontend/app/(main)/admin/mail/dashboard/page.tsx b/frontend/app/(main)/admin/mail/dashboard/page.tsx
index 02bccb87..dd58c5ed 100644
--- a/frontend/app/(main)/admin/mail/dashboard/page.tsx
+++ b/frontend/app/(main)/admin/mail/dashboard/page.tsx
@@ -42,7 +42,27 @@ export default function MailDashboardPage() {
     try {
       const accounts = await getMailAccounts();
       const templates = await getMailTemplates();
-      const mailStats = await getMailStatistics();
+      
+      // 메일 통계 조회 (실패 시 기본값 사용)
+      let mailStats = {
+        todayCount: 0,
+        thisMonthCount: 0,
+        successRate: 0,
+      };
+      
+      try {
+        const stats = await getMailStatistics();
+        if (stats && typeof stats === 'object') {
+          mailStats = {
+            todayCount: stats.todayCount || 0,
+            thisMonthCount: stats.thisMonthCount || 0,
+            successRate: stats.successRate || 0,
+          };
+        }
+      } catch (error) {
+        console.error('메일 통계 조회 실패:', error);
+        // 기본값 사용
+      }
 
       // 오늘 수신 메일 수 조회 (IMAP 실시간 조회)
       let receivedTodayCount = 0;
@@ -62,7 +82,7 @@ export default function MailDashboardPage() {
         successRate: mailStats.successRate,
       });
     } catch (error) {
-      // console.error('통계 로드 실패:', error);
+      console.error('통계 로드 실패:', error);
     } finally {
       setLoading(false);
     }