diff --git a/src/App.js b/src/App.js
index e8d3380..7a98a38 100644
--- a/src/App.js
+++ b/src/App.js
@@ -9,6 +9,7 @@ import PostEditPage from "./routes/PostEditPage";
 import SignUpPage from "./routes/SignUpPage";
 import PostDetailPage from "./routes/PostDetailPage";
 import SignInPage from "./routes/SignInPage";
+import MyPage from "./routes/MyPage";
 
 function App() {
   return (
@@ -28,6 +29,7 @@ function App() {
           <Route path="/signup" element={<SignUpPage />} />
           {/* sign up */}
           <Route path="/signin" element={<SignInPage />} />
+          <Route path="/mypage" element={<MyPage />} />
         </Routes>
         <Footer />
       </BrowserRouter>
diff --git a/src/apis/api.js b/src/apis/api.js
index be2d366..2f7af3b 100644
--- a/src/apis/api.js
+++ b/src/apis/api.js
@@ -1,4 +1,5 @@
 import { instance, instanceWithToken } from "./axios";
+import { removeCookie } from "../utils/cookie";
 
 // Account 관련 API들
 export const signIn = async (data) => {
@@ -135,9 +136,45 @@ export const deleteComment = async (id) => {
     const response = await instanceWithToken.delete(`/comment/${id}/`);
     if (response.status === 204) {
       console.log("DELETE COMMENT SUCCESS");
-      window.location.reload();
+      // window.location.reload();
     } else {
       console.log("[ERROR] error while removing comment");
     }
   }
 };
+
+
+export const updateInfo = async (data) => {
+  const response = await instanceWithToken.patch("/account/info/", data);
+  if (response.status === 200) {
+    console.log("INFO UPDATE SUCCESS");
+    window.location.reload();
+  } else {
+    console.log("[ERROR] error while updating info");
+  }
+};
+
+export const refreshToken = async (token) => {
+  const response = await instance.post("/account/refresh/", { refresh: token });
+  if (response.status === 200) {
+    console.log("REFRESH TOKEN SUCCESS");
+  } else {
+    console.log("[ERROR] error while refreshing token");
+  }
+};
+
+export const logOut = async (token) => {
+  const response = await instanceWithToken.post("/account/logout/", {
+    refresh: token,
+  });
+  if (response.status === 204) {
+    console.log("REFRESH TOKEN SUCCESS");
+
+    removeCookie("refresh_token");
+    removeCookie("access_token");
+
+    window.location.reload();
+  } else {
+    console.log("[ERROR] error while refreshing token");
+  }
+};
\ No newline at end of file
diff --git a/src/apis/axios.js b/src/apis/axios.js
index e50f3a1..711f79a 100644
--- a/src/apis/axios.js
+++ b/src/apis/axios.js
@@ -1,5 +1,6 @@
 import axios from "axios";
-import { getCookie } from "../utils/cookie";
+import { getCookie, removeCookie } from "../utils/cookie";
+import { refreshToken } from "./api";
 
 // baseURL, credential, 헤더 세팅 
 axios.defaults.baseURL = 'http://localhost:8000/api';
@@ -39,16 +40,24 @@ instanceWithToken.interceptors.request.use(
   }
 );
 
+
+
 instanceWithToken.interceptors.response.use(
   (response) => {
-    // 서버 응답 데이터를 프론트에 넘겨주기 전 수행할 일 
     console.log("Interceptor Response!!");
     return response;
   },
-  (error) => {
-    // 서버가 오류를 응답했을 때 처리 - 콘솔 찍어주고, 프론트에게 보내지 않고 오류를 발생시킴
+  async (error) => {
     console.log("Response Error!!");
-    console.log(error);
+
+    const originalRequest = error.config;
+    if (error.response.status === 401) { //토큰이 만료됨에 따른 에러인지 확인
+      const token = getCookie("refresh_token");
+      await refreshToken(token); //refresh token 을 활용하여 access token 을 refresh
+
+      return instanceWithToken(originalRequest); //refresh된 access token 을 활용하여 재요청 보내기
+    }
     return Promise.reject(error);
   }
-);
\ No newline at end of file
+);
+
diff --git a/src/components/Comment/CommentElement.jsx b/src/components/Comment/CommentElement.jsx
index 290477d..3566704 100644
--- a/src/components/Comment/CommentElement.jsx
+++ b/src/components/Comment/CommentElement.jsx
@@ -17,7 +17,7 @@ export const CommentElement = (props) => {
   day = day < 10 ? `0${day}` : day;
 
 	// 추가
-  const handleEditComment = (e) => {
+  const handleEditComment = () => {
     updateComment(comment.id, { content: content });
   };
 	// updateComment 활용
diff --git a/src/components/Header/index.jsx b/src/components/Header/index.jsx
index a11e2c3..b76d6a9 100644
--- a/src/components/Header/index.jsx
+++ b/src/components/Header/index.jsx
@@ -1,7 +1,9 @@
 import { Link } from "react-router-dom";
 import lion from "../../assets/images/lion.jpeg";
-import { getCookie, removeCookie } from "../../utils/cookie";
+import { getCookie } from "../../utils/cookie";
 import { useEffect, useState } from "react";
+import { logOut } from "../../apis/api";
+
 
 const Header = () => {
   const [isLoggedIn, setIsLoggedIn] = useState("");
@@ -14,9 +16,8 @@ const Header = () => {
   // getCookie를 통해 access token을 가져올 수 있으면 로그인 된 것으로 설정
 
   const handleLogout = () => {
-    removeCookie("access_token");
-    removeCookie("refresh_token");
-    window.location.href = "/"; // 새로고침 - 로그아웃 되었다는 것을 인지시켜주기 위해
+    const token = getCookie("refresh_token");
+    logOut(token);
   };
 
   return (
@@ -42,6 +43,9 @@ const Header = () => {
           </>
         ) : (
           <>
+            <Link to="/mypage" className="mr-10 p-3 uppercase">
+              MY PAGE
+            </Link>
             <Link to="/" onClick={handleLogout} className="mr-10 p-3 uppercase">
               log out
             </Link>
diff --git a/src/components/Info/InfoElement.jsx b/src/components/Info/InfoElement.jsx
new file mode 100644
index 0000000..26ea3bc
--- /dev/null
+++ b/src/components/Info/InfoElement.jsx
@@ -0,0 +1,58 @@
+import { useEffect, useState } from "react";
+import { updateInfo } from "../../apis/api";
+
+export const InfoElement = (props) => {
+  const { infoLabel, infoContent } = props;
+  const [content, setContent] = useState(infoContent);
+  const [isEdit, setIsEdit] = useState(false);
+
+  const handleEditInfo = (e) => {
+    e.preventDefault();
+    updateInfo({ [infoLabel]: content });
+    setContent(infoContent);
+  };
+
+  useEffect(() => {
+    setContent(infoContent);
+  }, [infoContent]);
+
+  return (
+    <div className="w-full flex-col mb-2">
+      <p>{infoLabel}: </p>
+      <div className="w-full flex mb-2 justify-between">
+        <div className="w-full">
+          {isEdit ? (
+            <div className="w-full flex flex-col items-center">
+              <input
+                className="input m-4"
+                value={content}
+                onChange={(e) => setContent(e.target.value)}
+              />
+              <div className="flex items-center gap-4">
+                <button className="button" onClick={(e) => handleEditInfo(e)}>
+                  수정하기
+                </button>
+                <button
+                  className="button mr-3"
+                  onClick={() => {
+                    setIsEdit(!isEdit);
+                    setContent(infoContent);
+                  }}
+                >
+                  취소하기
+                </button>
+              </div>
+            </div>
+          ) : (
+            <div className="w-full flex flex-row justify-center p-2 mb-5 border-b-2">
+              <p className="w-full text-lg mr-5 p-3">{infoContent}</p>
+              <button className="button w-20" onClick={() => setIsEdit(!isEdit)}>
+                변경
+              </button>
+            </div>
+          )}
+        </div>
+      </div>
+    </div>
+  );
+};
diff --git a/src/routes/MyPage.jsx b/src/routes/MyPage.jsx
new file mode 100644
index 0000000..2649561
--- /dev/null
+++ b/src/routes/MyPage.jsx
@@ -0,0 +1,60 @@
+import { useState, useEffect } from "react";
+import { InfoElement } from "../components/Info/InfoElement";
+import { getUser, getPosts } from "../apis/api";
+import { SmallPost } from "../components/Posts";
+
+const MyPage = () => {
+  const [email, setEmail] = useState("");
+  const [username, setUsername] = useState("");
+  const [college, setCollege] = useState("");
+  const [major, setMajor] = useState("");
+  const [postList, setPostList] = useState([]);
+  const [user, setUser] = useState(null);
+
+  useEffect(() => {
+    const getPostsAPI = async () => {
+      const posts = await getPosts();
+      setPostList(posts);
+      console.log(posts);
+    };
+    getPostsAPI();
+  }, []);
+
+
+  useEffect(() => {
+    const getInfoAPI = async () => {
+      const info = await getUser();
+      setEmail(info.user.email);
+      setUsername(info.user.username);
+      setCollege(info.college);
+      setMajor(info.major);
+      setUser(info.user);
+    };
+    getInfoAPI();
+  }, []);
+
+  return (
+    <>
+      <div className="flex flex-col items-center w-1/3">
+        <h3 className=" font-bold text-4xl mb-10">My Info</h3>
+        <InfoElement infoLabel="email" infoContent={email}/>
+        <InfoElement infoLabel="username" infoContent={username}/>
+        <InfoElement infoLabel="college" infoContent={college}/>
+        <InfoElement infoLabel="major" infoContent={major}/>
+      </div>
+      <div className="flex flex-col items-center mb-20 w-2/3">
+        <h3 className=" font-bold text-4xl mt-10 mb-10">My Posts</h3>
+        <div className="grid grid-cols-2 px-10 gap-4">
+          {postList.filter((post) => post?.author.id === user?.id
+          ).map((post) => (
+            <SmallPost key={post.id} post={post} />
+          ))}
+        </div>
+
+      </div>
+      
+    </>
+  );
+};
+
+export default MyPage;
diff --git a/src/routes/PostDetailPage.jsx b/src/routes/PostDetailPage.jsx
index d6b0ead..969a736 100644
--- a/src/routes/PostDetailPage.jsx
+++ b/src/routes/PostDetailPage.jsx
@@ -30,7 +30,7 @@ const PostDetailPage = () => {
     if (getCookie("access_token")) {
       const getUserAPI = async () => {
         const user = await getUser();
-        setUser(user);
+        setUser(user.user);
       };
       getUserAPI();
     }
@@ -40,7 +40,8 @@ const PostDetailPage = () => {
   const navigate = useNavigate();
   const onClickDelete = () => {
     deletePost(postId, navigate);
-  };
+  }; 
+
 
   return (
     post && (