diff --git a/src/main/java/com/climingo/climingoApi/auth/api/AuthController.java b/src/main/java/com/climingo/climingoApi/auth/api/AuthController.java
index 4febd0c..7e77a3e 100644
--- a/src/main/java/com/climingo/climingoApi/auth/api/AuthController.java
+++ b/src/main/java/com/climingo/climingoApi/auth/api/AuthController.java
@@ -52,14 +52,7 @@ public ResponseEntity<SignInUpResponse> signIn(
 
         MemberInfo memberInfo = authService.findMemberInfo(userInfo);
 
-        return ResponseEntity.ok().body(
-            SignInUpResponse.builder()
-                .nickname(memberInfo.getNickname())
-                .authId(memberInfo.getAuthId())
-                .providerType(memberInfo.getProviderType())
-                .profileUrl(memberInfo.getProfileUrl())
-                .email(memberInfo.getEmail())
-                .build());
+        return ResponseEntity.ok().body(SignInUpResponse.from(memberInfo));
     }
 
     @PostMapping("/sign-up")
@@ -78,14 +71,7 @@ public ResponseEntity<SignInUpResponse> signUp(
         CookieUtils.addCookie(request, response, "refreshToken", tokenResponse.getRefreshToken(),
             JwtUtil.REFRESH_TOKEN_EXP);
 
-        return ResponseEntity.ok().body(
-            SignInUpResponse.builder()
-                .nickname(memberInfo.getNickname())
-                .authId(memberInfo.getAuthId())
-                .providerType(memberInfo.getProviderType())
-                .profileUrl(memberInfo.getProfileUrl())
-                .email(memberInfo.getEmail())
-                .build());
+        return ResponseEntity.ok().body(SignInUpResponse.from(memberInfo));
     }
 
     @GetMapping("/auth/members/exist")
diff --git a/src/main/java/com/climingo/climingoApi/auth/api/response/MemberInfo.java b/src/main/java/com/climingo/climingoApi/auth/api/response/MemberInfo.java
index 7e75638..1fb7877 100644
--- a/src/main/java/com/climingo/climingoApi/auth/api/response/MemberInfo.java
+++ b/src/main/java/com/climingo/climingoApi/auth/api/response/MemberInfo.java
@@ -7,6 +7,7 @@
 public class MemberInfo {
 
     private final String nickname;
+    private final Long memberId;
     private final String authId;
     private final String providerType;
     private final String email;
@@ -14,6 +15,7 @@ public class MemberInfo {
 
     public MemberInfo(Member member) {
         this.nickname = member.getNickname();
+        this.memberId = member.getId();
         this.authId = member.getAuthId();
         this.providerType = member.getProviderType();
         this.email = member.getEmail();
diff --git a/src/main/java/com/climingo/climingoApi/auth/api/response/SignInUpResponse.java b/src/main/java/com/climingo/climingoApi/auth/api/response/SignInUpResponse.java
index 8b09f23..d16cd54 100644
--- a/src/main/java/com/climingo/climingoApi/auth/api/response/SignInUpResponse.java
+++ b/src/main/java/com/climingo/climingoApi/auth/api/response/SignInUpResponse.java
@@ -7,18 +7,31 @@
 public class SignInUpResponse {
 
     private final String nickname;
+    private final Long memberId;
     private final String authId;
     private final String providerType;
     private final String email;
     private final String profileUrl;
 
     @Builder
-    public SignInUpResponse(String nickname, String authId, String providerType, String email,
-        String profileUrl) {
+    public SignInUpResponse(String nickname, Long memberId, String authId, String providerType, String email,
+                            String profileUrl) {
         this.nickname = nickname;
+        this.memberId = memberId;
         this.authId = authId;
         this.providerType = providerType;
         this.email = email;
         this.profileUrl = profileUrl;
     }
+
+    public static SignInUpResponse from(MemberInfo memberInfo) {
+        return SignInUpResponse.builder()
+                .nickname(memberInfo.getNickname())
+                .memberId(memberInfo.getMemberId())
+                .authId(memberInfo.getAuthId())
+                .providerType(memberInfo.getProviderType())
+                .profileUrl(memberInfo.getProfileUrl())
+                .email(memberInfo.getEmail())
+                .build();
+    }
 }