diff --git a/src/main/java/space/space_spring/controller/OAuthController.java b/src/main/java/space/space_spring/controller/OAuthController.java
index de4da080..591a9ce4 100644
--- a/src/main/java/space/space_spring/controller/OAuthController.java
+++ b/src/main/java/space/space_spring/controller/OAuthController.java
@@ -10,6 +10,7 @@
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 import space.space_spring.dto.oAuth.KakaoInfo;
+import space.space_spring.dto.oAuth.OAuthLoginResponse;
 import space.space_spring.entity.User;
 import space.space_spring.response.BaseResponse;
 import space.space_spring.service.OAuthService;
@@ -35,7 +36,7 @@ public class OAuthController {
      * 유저가 카카오 로그인 동의 시 호출될 콜백 함수
      */
     @GetMapping("/callback/kakao")
-    public BaseResponse<String> kakaoCallback(@RequestParam(name = "code") String code, HttpServletResponse response) {
+    public BaseResponse<OAuthLoginResponse> kakaoCallback(@RequestParam(name = "code") String code, HttpServletResponse response) {
 
         // TODO 1. 인가코드 받기
         // 카카오 인증 서버는 서비스 서버의 Redirect URI로 인가 코드를 전달함
@@ -70,6 +71,6 @@ public BaseResponse<String> kakaoCallback(@RequestParam(name = "code") String co
         response.setHeader("Authorization", "Bearer " + jwtOAuthLogin);
         log.info("jwtOAuthLogin = {}", jwtOAuthLogin);
 
-        return new BaseResponse<>("카카오 로그인 성공");
+        return new BaseResponse<>(new OAuthLoginResponse(userByOAuthInfo.getUserId()));
     }
 }
diff --git a/src/main/java/space/space_spring/controller/UserController.java b/src/main/java/space/space_spring/controller/UserController.java
index 9de56efe..dd2d405e 100644
--- a/src/main/java/space/space_spring/controller/UserController.java
+++ b/src/main/java/space/space_spring/controller/UserController.java
@@ -9,6 +9,7 @@
 import org.springframework.web.bind.annotation.*;
 import space.space_spring.dto.user.GetUserProfileListDto;
 import space.space_spring.argumentResolver.jwtLogin.JwtLoginAuth;
+import space.space_spring.dto.user.PostLoginDto;
 import space.space_spring.dto.user.request.PostUserLoginRequest;
 import space.space_spring.dto.user.request.PostUserSignupRequest;
 import space.space_spring.dto.user.response.GetSpaceInfoForUserResponse;
@@ -49,15 +50,15 @@ public BaseResponse<String> signup(@Validated @RequestBody PostUserSignupRequest
      * 로그인
      */
     @PostMapping("/login")
-    public BaseResponse<String> login(@Validated @RequestBody PostUserLoginRequest postUserLoginRequest, BindingResult bindingResult, HttpServletResponse response) {
+    public BaseResponse<PostLoginDto.Response> login(@Validated @RequestBody PostLoginDto.Request request, BindingResult bindingResult, HttpServletResponse response) {
         if (bindingResult.hasErrors()) {
             throw new CustomException(INVALID_USER_LOGIN, getErrorMessage(bindingResult));
         }
 
-        String jwtLogin = userService.login(postUserLoginRequest);
-        response.setHeader("Authorization", "Bearer " + jwtLogin);
+        PostLoginDto login = userService.login(request);
+        response.setHeader("Authorization", "Bearer " + login.getJwt());
 
-        return new BaseResponse<>("로컬 로그인 성공");
+        return new BaseResponse<>(new PostLoginDto.Response(login.getUserId()));
     }
 
     /**
diff --git a/src/main/java/space/space_spring/dto/oAuth/OAuthLoginResponse.java b/src/main/java/space/space_spring/dto/oAuth/OAuthLoginResponse.java
new file mode 100644
index 00000000..751d4183
--- /dev/null
+++ b/src/main/java/space/space_spring/dto/oAuth/OAuthLoginResponse.java
@@ -0,0 +1,13 @@
+package space.space_spring.dto.oAuth;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class OAuthLoginResponse {
+
+    private Long userId;
+}
diff --git a/src/main/java/space/space_spring/dto/user/PostLoginDto.java b/src/main/java/space/space_spring/dto/user/PostLoginDto.java
new file mode 100644
index 00000000..ca2f6068
--- /dev/null
+++ b/src/main/java/space/space_spring/dto/user/PostLoginDto.java
@@ -0,0 +1,42 @@
+package space.space_spring.dto.user;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class PostLoginDto {
+
+    private String jwt;
+
+    private Long userId;
+
+    @Getter
+    @Setter
+    @NoArgsConstructor
+    public static class Request {
+        // '@', '.' 이 있어야 함
+        @Pattern(regexp = "^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,6}$", message = "이메일 형식에 맞지 않습니다.")
+        @NotBlank
+        private String email;
+
+        @Pattern(
+                regexp = "^(?=.*[a-z])(?=.*[A-Z])(?=.*\\d)(?=.*[@$!%*?&])[A-Za-z\\d@$!%*?&]{8,16}$",
+                message = "8~16글자의 영문 대/소문자, 숫자, 특수문자가 포함되어야 합니다."
+        )
+        @NotBlank
+        private String password;
+    }
+
+    @Getter
+    @AllArgsConstructor
+    public static class Response {
+
+        private Long userId;
+    }
+}
diff --git a/src/main/java/space/space_spring/service/UserService.java b/src/main/java/space/space_spring/service/UserService.java
index ef2790d4..95439c75 100644
--- a/src/main/java/space/space_spring/service/UserService.java
+++ b/src/main/java/space/space_spring/service/UserService.java
@@ -6,6 +6,7 @@
 import org.springframework.transaction.annotation.Transactional;
 import space.space_spring.dao.UserSpaceDao;
 import space.space_spring.dto.user.GetUserProfileListDto;
+import space.space_spring.dto.user.PostLoginDto;
 import space.space_spring.dto.user.dto.SpaceChoiceViewDto;
 import space.space_spring.dto.user.request.PostUserLoginRequest;
 import space.space_spring.dto.user.request.PostUserSignupRequest;
@@ -59,19 +60,22 @@ private void validateEmailForLocalSignup(String email) {
     }
 
     @Transactional
-    public String login(PostUserLoginRequest postUserLoginRequest) {
+    public PostLoginDto login(PostLoginDto.Request request) {
         // TODO 1. 이메일 존재 여부 확인(아이디 존재 여부 확인)
-        User userByEmail = userUtils.findUserByEmail(postUserLoginRequest.getEmail(), LOCAL);
+        User userByEmail = userUtils.findUserByEmail(request.getEmail(), LOCAL);
         log.info("userByEmail.getUserId: {}", userByEmail.getUserId());
 
         // TODO 2. 비밀번호 일치 여부 확인
-        validatePassword(userByEmail, postUserLoginRequest.getPassword());
+        validatePassword(userByEmail, request.getPassword());
 
         // TODO 3. JWT 발급
         String jwtLogin = jwtLoginProvider.generateToken(userByEmail);
         log.info("jwtLogin: {}", jwtLogin);
 
-        return jwtLogin;
+        return new PostLoginDto(
+                jwtLogin,
+                userByEmail.getUserId()
+        );
     }
 
     private void validatePassword(User userByEmail, String password) {