diff --git a/src/main/java/com/cotato/kampus/domain/board/application/BoardAppender.java b/src/main/java/com/cotato/kampus/domain/board/application/BoardAppender.java
index 5d05b64..ba0617f 100644
--- a/src/main/java/com/cotato/kampus/domain/board/application/BoardAppender.java
+++ b/src/main/java/com/cotato/kampus/domain/board/application/BoardAppender.java
@@ -5,6 +5,7 @@
 
 import com.cotato.kampus.domain.board.dao.BoardRepository;
 import com.cotato.kampus.domain.board.domain.Board;
+import com.cotato.kampus.domain.board.enums.BoardStatus;
 
 import lombok.AccessLevel;
 import lombok.RequiredArgsConstructor;
@@ -22,6 +23,7 @@ public Long appendBoard(String boardName, String description, Long universityId,
 			.description(description)
 			.universityId(universityId)
 			.isCategoryRequired(isCategoryRequired)
+			.boardStatus(BoardStatus.ACTIVE)
 			.build();
 
 		return boardRepository.save(board).getId();
diff --git a/src/main/java/com/cotato/kampus/domain/board/application/BoardService.java b/src/main/java/com/cotato/kampus/domain/board/application/BoardService.java
index 0fa4d68..f9965c7 100644
--- a/src/main/java/com/cotato/kampus/domain/board/application/BoardService.java
+++ b/src/main/java/com/cotato/kampus/domain/board/application/BoardService.java
@@ -49,7 +49,7 @@ public List<BoardWithFavoriteStatusDto> getFavoriteBoardList() {
 
 	public Long addFavoriteBoard(Long boardId) {
 		// 게시판이 존재하는지 확인
-		boardValidator.validateBoardExists(boardId);
+		boardValidator.validateBoardExistsAndActive(boardId);
 
 		// 즐겨찾기 추가
 		return boardFavoriteAppender.appendFavoriteBoard(boardId);
diff --git a/src/main/java/com/cotato/kampus/domain/board/application/BoardValidator.java b/src/main/java/com/cotato/kampus/domain/board/application/BoardValidator.java
index 3180155..ba152c3 100644
--- a/src/main/java/com/cotato/kampus/domain/board/application/BoardValidator.java
+++ b/src/main/java/com/cotato/kampus/domain/board/application/BoardValidator.java
@@ -4,6 +4,8 @@
 import org.springframework.transaction.annotation.Transactional;
 
 import com.cotato.kampus.domain.board.dao.BoardRepository;
+import com.cotato.kampus.domain.board.dto.BoardDto;
+import com.cotato.kampus.domain.board.enums.BoardStatus;
 import com.cotato.kampus.global.error.ErrorCode;
 import com.cotato.kampus.global.error.exception.AppException;
 
@@ -15,10 +17,15 @@
 @RequiredArgsConstructor(access = AccessLevel.PROTECTED)
 public class BoardValidator {
 	private final BoardRepository boardRepository;
+	private final BoardFinder boardFinder;
 
-	public void validateBoardExists(Long boardId){
+	public void validateBoardExistsAndActive(Long boardId){
 		if(!boardRepository.existsById(boardId))
 			throw new AppException(ErrorCode.BOARD_NOT_FOUND);
+
+		BoardDto boardDto = boardFinder.findBoard(boardId);
+		if(boardDto.boardStatus()!= BoardStatus.ACTIVE)
+			throw new AppException(ErrorCode.BOARD_NOT_VALIDATE);
 	}
 
 	public void validateUniversityBoardExists(Long universityId){
diff --git a/src/main/java/com/cotato/kampus/domain/board/domain/Board.java b/src/main/java/com/cotato/kampus/domain/board/domain/Board.java
index 1caf260..74d9847 100644
--- a/src/main/java/com/cotato/kampus/domain/board/domain/Board.java
+++ b/src/main/java/com/cotato/kampus/domain/board/domain/Board.java
@@ -45,11 +45,12 @@ public class Board extends BaseTimeEntity {
 	private BoardStatus boardStatus;
 
 	@Builder
-	public Board(String boardName, String description, Long universityId, Boolean isCategoryRequired) {
+	public Board(String boardName, String description, Long universityId, Boolean isCategoryRequired, BoardStatus boardStatus) {
 		this.boardName = boardName;
 		this.description = description;
 		this.universityId = universityId;
 		this.isCategoryRequired = isCategoryRequired;
+		this.boardStatus = boardStatus;
 	}
 
 	public void update(String boardName, String description, Boolean isCategoryRequired) {
diff --git a/src/main/java/com/cotato/kampus/domain/post/application/PostService.java b/src/main/java/com/cotato/kampus/domain/post/application/PostService.java
index af3154b..bde9109 100644
--- a/src/main/java/com/cotato/kampus/domain/post/application/PostService.java
+++ b/src/main/java/com/cotato/kampus/domain/post/application/PostService.java
@@ -6,6 +6,7 @@
 import org.springframework.stereotype.Service;
 import org.springframework.web.multipart.MultipartFile;
 
+import com.cotato.kampus.domain.board.application.BoardValidator;
 import com.cotato.kampus.domain.common.application.ApiUserResolver;
 import com.cotato.kampus.domain.common.application.ImageValidator;
 import com.cotato.kampus.domain.post.dto.AnonymousOrPostAuthor;
@@ -50,6 +51,7 @@ public class PostService {
 	private final PostValidator postValidator;
 
 	private static final String POST_IMAGE_FOLDER = "post";
+	private final BoardValidator boardValidator;
 
 	@Transactional
 	public Long createPost(
@@ -71,6 +73,9 @@ public Long createPost(
 			List.of() :
 			s3Uploader.uploadFiles(validImages, POST_IMAGE_FOLDER);
 
+		// 게시판 유표성 검증
+		boardValidator.validateBoardExistsAndActive(boardId);
+
 		// 게시글 추가
 		Long postId = postAppender.append(userId, boardId, title, content, postCategory);
 
diff --git a/src/main/java/com/cotato/kampus/global/error/ErrorCode.java b/src/main/java/com/cotato/kampus/global/error/ErrorCode.java
index 9749db2..c59a157 100644
--- a/src/main/java/com/cotato/kampus/global/error/ErrorCode.java
+++ b/src/main/java/com/cotato/kampus/global/error/ErrorCode.java
@@ -63,6 +63,7 @@ public enum ErrorCode {
 	UNIVERSITY_BOARD_DUPLICATED(HttpStatus.CONFLICT, "이미 해당 대학 게시판이 존재합니다.", "BOARD-004"),
 	BOARD_ALREADY_INACTIVE(HttpStatus.CONFLICT, "이미 게시판이 비활성화 상태입니다.", "BOARD-005"),
 	BOARD_ALREADY_ACTIVE(HttpStatus.CONFLICT, "이미 게시판이 활성화 상태입니다.", "BOARD-006"),
+	BOARD_NOT_VALIDATE(HttpStatus.BAD_REQUEST, "게시판이 유효하지 않습니다.", "BOARD-007"),
 
 	//University
 	UNIVERSITY_NOT_FOUND(HttpStatus.NOT_FOUND, "해당 대학을 찾을 수 없습니다.", "UNIVERSITY-001"),