diff --git a/backend/src/routes/admin/x.js b/backend/src/routes/admin/x.js
new file mode 100644
index 0000000..0cabe8b
--- /dev/null
+++ b/backend/src/routes/admin/x.js
@@ -0,0 +1,136 @@
+import { fetchSingleTweet, extractTitle } from '../../services/x/scraper.js';
+import { addOrUpdateSchedule } from '../../services/meilisearch/index.js';
+import { formatDate, formatTime } from '../../utils/date.js';
+import config from '../../config/index.js';
+
+const X_CATEGORY_ID = 3;
+const NITTER_URL = config.nitter?.url || process.env.NITTER_URL || 'http://nitter:8080';
+const DEFAULT_USERNAME = 'realfromis_9';
+
+/**
+ * X(Twitter) 관련 관리자 라우트
+ */
+export default async function xRoutes(fastify) {
+  const { db, meilisearch } = fastify;
+
+  /**
+   * GET /api/admin/x/post-info
+   * X 게시글 정보 조회
+   */
+  fastify.get('/post-info', {
+    schema: {
+      tags: ['admin/x'],
+      summary: 'X 게시글 정보 조회',
+      security: [{ bearerAuth: [] }],
+      querystring: {
+        type: 'object',
+        properties: {
+          postId: { type: 'string', description: '게시글 ID' },
+          username: { type: 'string', description: '사용자명 (기본: realfromis_9)' },
+        },
+        required: ['postId'],
+      },
+    },
+    preHandler: [fastify.authenticate],
+  }, async (request, reply) => {
+    const { postId, username = DEFAULT_USERNAME } = request.query;
+
+    // 게시글 ID 유효성 검사
+    if (!/^\d+$/.test(postId)) {
+      return reply.code(400).send({ error: '유효하지 않은 게시글 ID입니다.' });
+    }
+
+    try {
+      const tweet = await fetchSingleTweet(NITTER_URL, username, postId);
+
+      return {
+        postId: tweet.id,
+        username,
+        text: tweet.text,
+        title: extractTitle(tweet.text),
+        imageUrls: tweet.imageUrls,
+        date: tweet.time ? formatDate(tweet.time) : null,
+        time: tweet.time ? formatTime(tweet.time) : null,
+        postUrl: tweet.url,
+        profile: tweet.profile,
+      };
+    } catch (err) {
+      fastify.log.error(`X 게시글 조회 오류: ${err.message}`);
+      return reply.code(500).send({ error: err.message });
+    }
+  });
+
+  /**
+   * POST /api/admin/x/schedule
+   * X 일정 저장
+   */
+  fastify.post('/schedule', {
+    schema: {
+      tags: ['admin/x'],
+      summary: 'X 일정 저장',
+      security: [{ bearerAuth: [] }],
+      body: {
+        type: 'object',
+        properties: {
+          postId: { type: 'string' },
+          title: { type: 'string' },
+          content: { type: 'string' },
+          imageUrls: { type: 'array', items: { type: 'string' } },
+          date: { type: 'string' },
+          time: { type: 'string' },
+        },
+        required: ['postId', 'title', 'date'],
+      },
+    },
+    preHandler: [fastify.authenticate],
+  }, async (request, reply) => {
+    const { postId, title, content, imageUrls, date, time } = request.body;
+
+    try {
+      // 중복 체크
+      const [existing] = await db.query(
+        'SELECT id FROM schedule_x WHERE post_id = ?',
+        [postId]
+      );
+      if (existing.length > 0) {
+        return reply.code(409).send({ error: '이미 등록된 게시글입니다.' });
+      }
+
+      // schedules 테이블에 저장
+      const [result] = await db.query(
+        'INSERT INTO schedules (category_id, title, date, time) VALUES (?, ?, ?, ?)',
+        [X_CATEGORY_ID, title, date, time || null]
+      );
+      const scheduleId = result.insertId;
+
+      // schedule_x 테이블에 저장
+      await db.query(
+        'INSERT INTO schedule_x (schedule_id, post_id, content, image_urls) VALUES (?, ?, ?, ?)',
+        [scheduleId, postId, content || null, imageUrls?.length > 0 ? JSON.stringify(imageUrls) : null]
+      );
+
+      // Meilisearch 동기화
+      const [categoryRows] = await db.query(
+        'SELECT name, color FROM schedule_categories WHERE id = ?',
+        [X_CATEGORY_ID]
+      );
+      const category = categoryRows[0] || {};
+
+      await addOrUpdateSchedule(meilisearch, {
+        id: scheduleId,
+        title,
+        date,
+        time: time || '',
+        category_id: X_CATEGORY_ID,
+        category_name: category.name || '',
+        category_color: category.color || '',
+        source_name: '',
+      });
+
+      return { success: true, scheduleId };
+    } catch (err) {
+      fastify.log.error(`X 일정 저장 오류: ${err.message}`);
+      return reply.code(500).send({ error: err.message });
+    }
+  });
+}
diff --git a/backend/src/routes/index.js b/backend/src/routes/index.js
index a986f71..5b9f977 100644
--- a/backend/src/routes/index.js
+++ b/backend/src/routes/index.js
@@ -5,6 +5,7 @@ import schedulesRoutes from './schedules/index.js';
 import statsRoutes from './stats/index.js';
 import botsRoutes from './admin/bots.js';
 import youtubeAdminRoutes from './admin/youtube.js';
+import xAdminRoutes from './admin/x.js';
 
 /**
  * 라우트 통합
@@ -31,4 +32,7 @@ export default async function routes(fastify) {
 
   // 관리자 - YouTube 라우트
   fastify.register(youtubeAdminRoutes, { prefix: '/admin/youtube' });
+
+  // 관리자 - X 라우트
+  fastify.register(xAdminRoutes, { prefix: '/admin/x' });
 }
diff --git a/backend/src/services/x/scraper.js b/backend/src/services/x/scraper.js
index 47d5295..9020812 100644
--- a/backend/src/services/x/scraper.js
+++ b/backend/src/services/x/scraper.js
@@ -128,6 +128,58 @@ export function parseTweets(html, username) {
   return tweets;
 }
 
+/**
+ * Nitter에서 단일 트윗 조회
+ */
+export async function fetchSingleTweet(nitterUrl, username, postId) {
+  const url = `${nitterUrl}/${username}/status/${postId}`;
+  const res = await fetch(url);
+
+  if (!res.ok) {
+    throw new Error(`트윗을 찾을 수 없습니다 (${res.status})`);
+  }
+
+  const html = await res.text();
+
+  // 메인 트윗 파싱 (main-tweet 클래스)
+  const mainTweetMatch = html.match(/<div class="main-tweet"[^>]*>([\s\S]*?)<\/div>\s*<div class="replies">/);
+  if (!mainTweetMatch) {
+    throw new Error('트윗 내용을 파싱할 수 없습니다');
+  }
+
+  const container = mainTweetMatch[1];
+
+  // 시간
+  const timeMatch = container.match(/<span class="tweet-date"[^>]*><a[^>]*title="([^"]+)"/);
+  const time = timeMatch ? parseNitterDateTime(timeMatch[1]) : null;
+
+  // 텍스트
+  const contentMatch = container.match(/<div class="tweet-content[^"]*"[^>]*>([\s\S]*?)<\/div>/);
+  let text = '';
+  if (contentMatch) {
+    text = contentMatch[1]
+      .replace(/<br\s*\/?>/g, '\n')
+      .replace(/<a[^>]*>([^<]*)<\/a>/g, '$1')
+      .replace(/<[^>]+>/g, '')
+      .trim();
+  }
+
+  // 이미지
+  const imageUrls = extractImageUrls(container);
+
+  // 프로필 정보
+  const profile = extractProfile(html);
+
+  return {
+    id: postId,
+    time,
+    text,
+    imageUrls,
+    url: `https://x.com/${username}/status/${postId}`,
+    profile,
+  };
+}
+
 /**
  * Nitter에서 트윗 수집 (첫 페이지만)
  */
diff --git a/docs/api.md b/docs/api.md
index 193056d..c8aeb22 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -229,6 +229,50 @@ YouTube 일정 저장
 
 ---
 
+## 관리자 - X (인증 필요)
+
+### GET /admin/x/post-info
+X 게시글 정보 조회 (Nitter 스크래핑)
+
+**Query Parameters:**
+- `postId` - 게시글 ID (필수)
+- `username` - 사용자명 (기본: realfromis_9)
+
+**응답:**
+```json
+{
+  "postId": "1234567890",
+  "username": "realfromis_9",
+  "text": "게시글 전체 내용",
+  "title": "첫 문단 (자동 추출)",
+  "imageUrls": ["https://pbs.twimg.com/media/..."],
+  "date": "2026-01-19",
+  "time": "15:00:00",
+  "postUrl": "https://x.com/realfromis_9/status/1234567890",
+  "profile": {
+    "displayName": "프로미스나인 (fromis_9)",
+    "avatarUrl": "https://..."
+  }
+}
+```
+
+### POST /admin/x/schedule
+X 일정 저장
+
+**Request Body:**
+```json
+{
+  "postId": "1234567890",
+  "title": "게시글 제목",
+  "content": "게시글 내용",
+  "imageUrls": ["https://..."],
+  "date": "2026-01-19",
+  "time": "15:00:00"
+}
+```
+
+---
+
 ## 헬스 체크
 
 ### GET /health
diff --git a/frontend/src/pages/pc/admin/schedule/form/XForm.jsx b/frontend/src/pages/pc/admin/schedule/form/XForm.jsx
new file mode 100644
index 0000000..1aebf21
--- /dev/null
+++ b/frontend/src/pages/pc/admin/schedule/form/XForm.jsx
@@ -0,0 +1,333 @@
+import { useState } from "react";
+import { useNavigate } from "react-router-dom";
+import { motion } from "framer-motion";
+import {
+  Twitter,
+  Hash,
+  Loader2,
+  Check,
+  AlertCircle,
+  Save,
+  Image as ImageIcon,
+} from "lucide-react";
+import Toast from "../../../../../components/Toast";
+import useToast from "../../../../../hooks/useToast";
+
+/**
+ * X(Twitter) 일정 추가 폼
+ * - 게시글 ID 입력 시 자동으로 정보 조회
+ */
+function XForm() {
+  const navigate = useNavigate();
+  const { toast, setToast } = useToast();
+
+  const [postId, setPostId] = useState("");
+  const [loading, setLoading] = useState(false);
+  const [saving, setSaving] = useState(false);
+  const [postInfo, setPostInfo] = useState(null);
+  const [error, setError] = useState(null);
+
+  // 게시글 ID 추출 (URL에서도 추출 가능)
+  const extractPostId = (input) => {
+    // 숫자만 있으면 그대로 반환
+    if (/^\d+$/.test(input.trim())) {
+      return input.trim();
+    }
+    // URL에서 추출
+    const match = input.match(/status\/(\d+)/);
+    return match ? match[1] : null;
+  };
+
+  // X 게시글 정보 조회
+  const fetchPostInfo = async () => {
+    const id = extractPostId(postId);
+    if (!id) {
+      setError("게시글 ID 또는 URL을 입력해주세요.");
+      return;
+    }
+
+    setLoading(true);
+    setError(null);
+    setPostInfo(null);
+
+    try {
+      const token = localStorage.getItem("adminToken");
+      const response = await fetch(
+        `/api/admin/x/post-info?postId=${id}`,
+        {
+          headers: {
+            Authorization: `Bearer ${token}`,
+          },
+        }
+      );
+
+      if (!response.ok) {
+        const data = await response.json();
+        throw new Error(data.error || "게시글 정보를 가져올 수 없습니다.");
+      }
+
+      const data = await response.json();
+      setPostInfo(data);
+    } catch (err) {
+      setError(err.message);
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  // 입력 후 엔터 키
+  const handleKeyDown = (e) => {
+    if (e.key === "Enter") {
+      e.preventDefault();
+      fetchPostInfo();
+    }
+  };
+
+  // 초기화
+  const handleReset = () => {
+    setPostId("");
+    setPostInfo(null);
+    setError(null);
+  };
+
+  // 폼 제출
+  const handleSubmit = async (e) => {
+    e.preventDefault();
+
+    if (!postInfo) {
+      setError("먼저 게시글 ID를 입력하고 조회해주세요.");
+      return;
+    }
+
+    setSaving(true);
+
+    try {
+      const token = localStorage.getItem("adminToken");
+
+      const response = await fetch("/api/admin/x/schedule", {
+        method: "POST",
+        headers: {
+          Authorization: `Bearer ${token}`,
+          "Content-Type": "application/json",
+        },
+        body: JSON.stringify({
+          postId: postInfo.postId,
+          title: postInfo.title,
+          content: postInfo.text,
+          imageUrls: postInfo.imageUrls,
+          date: postInfo.date,
+          time: postInfo.time,
+        }),
+      });
+
+      if (!response.ok) {
+        const data = await response.json();
+        throw new Error(data.error || "일정 저장에 실패했습니다.");
+      }
+
+      sessionStorage.setItem(
+        "scheduleToast",
+        JSON.stringify({
+          type: "success",
+          message: "X 일정이 추가되었습니다.",
+        })
+      );
+      navigate("/admin/schedule");
+    } catch (err) {
+      setToast({
+        type: "error",
+        message: err.message,
+      });
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  return (
+    <>
+      <Toast toast={toast} onClose={() => setToast(null)} />
+
+      <form onSubmit={handleSubmit} className="space-y-6">
+        {/* 게시글 ID 입력 */}
+        <div className="bg-white rounded-2xl shadow-sm p-8">
+          <div className="flex items-center gap-2 mb-6">
+            <Twitter size={24} className="text-black" />
+            <h2 className="text-lg font-bold text-gray-900">X 게시글</h2>
+          </div>
+
+          <div className="space-y-4">
+            {/* ID 입력 필드 */}
+            <div>
+              <label className="block text-sm font-medium text-gray-700 mb-2">
+                게시글 ID 또는 URL *
+              </label>
+              <div className="flex gap-2">
+                <div className="flex-1 relative">
+                  <Hash
+                    size={18}
+                    className="absolute left-4 top-1/2 -translate-y-1/2 text-gray-400"
+                  />
+                  <input
+                    type="text"
+                    value={postId}
+                    onChange={(e) => setPostId(e.target.value)}
+                    onKeyDown={handleKeyDown}
+                    placeholder="1234567890 또는 https://x.com/realfromis_9/status/1234567890"
+                    className="w-full pl-12 pr-4 py-3 border border-gray-200 rounded-xl focus:outline-none focus:ring-2 focus:ring-gray-900 focus:border-transparent"
+                    disabled={loading || postInfo}
+                  />
+                </div>
+                {!postInfo ? (
+                  <button
+                    type="button"
+                    onClick={fetchPostInfo}
+                    disabled={loading || !postId.trim()}
+                    className="px-6 py-3 bg-black text-white rounded-xl hover:bg-gray-800 transition-colors disabled:opacity-50 disabled:cursor-not-allowed flex items-center gap-2 whitespace-nowrap"
+                  >
+                    {loading ? (
+                      <>
+                        <Loader2 size={18} className="animate-spin" />
+                        조회 중...
+                      </>
+                    ) : (
+                      "조회"
+                    )}
+                  </button>
+                ) : (
+                  <button
+                    type="button"
+                    onClick={handleReset}
+                    className="px-6 py-3 bg-gray-100 text-gray-600 rounded-xl hover:bg-gray-200 transition-colors whitespace-nowrap"
+                  >
+                    다시 입력
+                  </button>
+                )}
+              </div>
+            </div>
+
+            {/* 에러 메시지 */}
+            {error && (
+              <motion.div
+                initial={{ opacity: 0, y: -10 }}
+                animate={{ opacity: 1, y: 0 }}
+                className="flex items-center gap-2 p-4 bg-red-50 text-red-600 rounded-xl"
+              >
+                <AlertCircle size={18} />
+                <span>{error}</span>
+              </motion.div>
+            )}
+
+            {/* 게시글 정보 미리보기 */}
+            {postInfo && (
+              <motion.div
+                initial={{ opacity: 0, y: 10 }}
+                animate={{ opacity: 1, y: 0 }}
+                className="border border-green-200 bg-green-50 rounded-xl p-6"
+              >
+                <div className="flex items-center gap-2 mb-4">
+                  <Check size={18} className="text-green-500" />
+                  <span className="text-sm font-medium text-green-600">
+                    게시글 정보를 가져왔습니다
+                  </span>
+                </div>
+
+                {/* 프로필 */}
+                {postInfo.profile?.displayName && (
+                  <div className="flex items-center gap-3 mb-4 pb-4 border-b border-green-200">
+                    {postInfo.profile.avatarUrl && (
+                      <img
+                        src={postInfo.profile.avatarUrl}
+                        alt=""
+                        className="w-10 h-10 rounded-full"
+                      />
+                    )}
+                    <div>
+                      <p className="font-bold text-gray-900">
+                        {postInfo.profile.displayName}
+                      </p>
+                      <p className="text-sm text-gray-500">@{postInfo.username}</p>
+                    </div>
+                  </div>
+                )}
+
+                {/* 제목 (첫 문단) */}
+                <div className="mb-4">
+                  <p className="text-xs text-gray-400 mb-1">제목 (자동 추출)</p>
+                  <p className="text-lg font-bold text-gray-900">{postInfo.title}</p>
+                </div>
+
+                {/* 전체 내용 */}
+                <div className="mb-4">
+                  <p className="text-xs text-gray-400 mb-1">전체 내용</p>
+                  <p className="text-gray-700 whitespace-pre-wrap text-sm">
+                    {postInfo.text}
+                  </p>
+                </div>
+
+                {/* 이미지 */}
+                {postInfo.imageUrls?.length > 0 && (
+                  <div className="mb-4">
+                    <p className="text-xs text-gray-400 mb-2 flex items-center gap-1">
+                      <ImageIcon size={12} />
+                      이미지 ({postInfo.imageUrls.length}개)
+                    </p>
+                    <div className="grid grid-cols-4 gap-2">
+                      {postInfo.imageUrls.map((url, index) => (
+                        <div
+                          key={index}
+                          className="aspect-square bg-gray-200 rounded-lg overflow-hidden"
+                        >
+                          <img
+                            src={url}
+                            alt={`이미지 ${index + 1}`}
+                            className="w-full h-full object-cover"
+                          />
+                        </div>
+                      ))}
+                    </div>
+                  </div>
+                )}
+
+                {/* 날짜/시간 */}
+                <div className="text-sm text-gray-500">
+                  <span className="text-gray-400">게시:</span>{" "}
+                  {postInfo.date} {postInfo.time}
+                </div>
+              </motion.div>
+            )}
+          </div>
+        </div>
+
+        {/* 버튼 */}
+        <div className="flex items-center justify-end gap-4">
+          <button
+            type="button"
+            onClick={() => navigate("/admin/schedule")}
+            className="px-6 py-3 text-gray-700 hover:bg-gray-100 rounded-xl transition-colors font-medium"
+          >
+            취소
+          </button>
+          <button
+            type="submit"
+            disabled={!postInfo || saving}
+            className="flex items-center gap-2 px-6 py-3 bg-primary text-white rounded-xl hover:bg-primary-dark transition-colors font-medium disabled:opacity-50 disabled:cursor-not-allowed"
+          >
+            {saving ? (
+              <>
+                <Loader2 size={18} className="animate-spin" />
+                저장 중...
+              </>
+            ) : (
+              <>
+                <Save size={18} />
+                추가하기
+              </>
+            )}
+          </button>
+        </div>
+      </form>
+    </>
+  );
+}
+
+export default XForm;
diff --git a/frontend/src/pages/pc/admin/schedule/form/index.jsx b/frontend/src/pages/pc/admin/schedule/form/index.jsx
index f0bf5ce..bee2b4b 100644
--- a/frontend/src/pages/pc/admin/schedule/form/index.jsx
+++ b/frontend/src/pages/pc/admin/schedule/form/index.jsx
@@ -6,6 +6,7 @@ import useAdminAuth from "../../../../../hooks/useAdminAuth";
 import * as categoriesApi from "../../../../../api/admin/categories";
 import CategorySelector from "./components/CategorySelector";
 import YouTubeForm from "./YouTubeForm";
+import XForm from "./XForm";
 
 // 카테고리 ID 상수
 const CATEGORY_IDS = {
@@ -52,6 +53,9 @@ function ScheduleFormPage() {
       case CATEGORY_IDS.YOUTUBE:
         return <YouTubeForm />;
 
+      case CATEGORY_IDS.X:
+        return <XForm />;
+
       // 다른 카테고리는 기존 폼으로 리다이렉트 (추후 구현)
       default:
         return (