diff --git a/src/main/java/com/example/prdoit/controller/CommentController.java b/src/main/java/com/example/prdoit/controller/CommentController.java
index 997e942..dc2ff38 100644
--- a/src/main/java/com/example/prdoit/controller/CommentController.java
+++ b/src/main/java/com/example/prdoit/controller/CommentController.java
@@ -5,6 +5,7 @@
 import com.example.prdoit.service.comment.CommentService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
+import org.springframework.security.core.parameters.P;
 import org.springframework.web.bind.annotation.*;
 
 import java.util.List;
@@ -80,4 +81,63 @@ public ResponseEntity<String> updateReply(@RequestBody CommentReplyPatchDto comm
             return ResponseEntity.internalServerError().body("대댓글 수정에 실패했습니다.");
         }
     }
+
+    @GetMapping("/community/{communityId}")
+    public ResponseEntity<Object> getCommunityComments(@PathVariable String communityId) {
+        try {
+            return ResponseEntity.ok(commentService.getCommunityCommentList(communityId));
+        } catch (CustomException e){
+            return ResponseEntity.badRequest().body("댓글 조회에 실패했습니다.");
+        } catch (Exception e) {
+            return ResponseEntity.internalServerError().body("댓글 조회에 실패했습니다.");
+        }
+    }
+
+    @PostMapping("/community")
+    public ResponseEntity<Object> createCommunityComment(@RequestBody CommunityCommentPostDto communityCommentPostDto) {
+        try {
+            commentService.postCommunityComment(communityCommentPostDto);
+            return ResponseEntity.ok("댓글이 성공적으로 작성되었습니다!");
+        } catch (CustomException e) {
+            return ResponseEntity.badRequest().body("댓글 작성에 실패했습니다.");
+        } catch (Exception e) {
+            return ResponseEntity.internalServerError().body("댓글 작성에 실패했습니다.");
+        }
+    }
+
+    @PostMapping("/community/reply")
+    public ResponseEntity<Object> createCommunityReply(@RequestBody CommunityCommentReplyPostDto communityCommentReplyPostDto) {
+        try {
+            commentService.postCommunityCommentReply(communityCommentReplyPostDto);
+            return ResponseEntity.ok("대댓글이 성공적으로 작성되었습니다!");
+        } catch (CustomException e) {
+            return ResponseEntity.badRequest().body("대댓글 작성에 실패했습니다.");
+        } catch (Exception e) {
+            return ResponseEntity.internalServerError().body("대댓글 작성에 실패했습니다.");
+        }
+    }
+
+    @PatchMapping("/community")
+    public ResponseEntity<String> updateCommunityComment(@RequestBody CommunityCommentPatchDto communityCommentPatchDto) {
+        try {
+            commentService.patchCommunityComment(communityCommentPatchDto);
+            return ResponseEntity.ok("댓글이 성공적으로 수정되었습니다!");
+        } catch (CustomException e) {
+            return ResponseEntity.badRequest().body("댓글 수정에 실패했습니다.");
+        } catch (Exception e) {
+            return ResponseEntity.internalServerError().body("댓글 수정에 실패했습니다.");
+        }
+    }
+
+    @PatchMapping("/community/reply")
+    public ResponseEntity<String> updateCommunityReply(@RequestBody CommunityCommentReplyPatchDto communityCommentReplyPatchDto) {
+        try {
+            commentService.patchCommunityCommentReply(communityCommentReplyPatchDto);
+            return ResponseEntity.ok("대댓글이 성공적으로 수정되었습니다!");
+        } catch (CustomException e) {
+            return ResponseEntity.badRequest().body("대댓글 수정에 실패했습니다.");
+        } catch (Exception e) {
+            return ResponseEntity.internalServerError().body("대댓글 수정에 실패했습니다.");
+        }
+    }
 }
diff --git a/src/main/java/com/example/prdoit/dto/comment/CommunityCommentPatchDto.java b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentPatchDto.java
new file mode 100644
index 0000000..9b12fa0
--- /dev/null
+++ b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentPatchDto.java
@@ -0,0 +1,18 @@
+package com.example.prdoit.dto.comment;
+
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class CommunityCommentPatchDto {
+
+    private int commentId;
+    private String commentContent;
+    private LocalDateTime commentDate;
+
+}
diff --git a/src/main/java/com/example/prdoit/dto/comment/CommunityCommentPostDto.java b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentPostDto.java
new file mode 100644
index 0000000..ac8dba0
--- /dev/null
+++ b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentPostDto.java
@@ -0,0 +1,19 @@
+package com.example.prdoit.dto.comment;
+
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class CommunityCommentPostDto {
+
+    private String communityId;
+    private String commentContent;
+    private String userId;
+    private LocalDateTime commentDate;
+
+}
diff --git a/src/main/java/com/example/prdoit/dto/comment/CommunityCommentReplyPatchDto.java b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentReplyPatchDto.java
new file mode 100644
index 0000000..195880c
--- /dev/null
+++ b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentReplyPatchDto.java
@@ -0,0 +1,17 @@
+package com.example.prdoit.dto.comment;
+
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class CommunityCommentReplyPatchDto {
+
+    private int commentReplyId;
+    private String commentReplyContent;
+    private LocalDateTime commentReplyDate;
+}
diff --git a/src/main/java/com/example/prdoit/dto/comment/CommunityCommentReplyPostDto.java b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentReplyPostDto.java
new file mode 100644
index 0000000..8b2b628
--- /dev/null
+++ b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentReplyPostDto.java
@@ -0,0 +1,19 @@
+package com.example.prdoit.dto.comment;
+
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class CommunityCommentReplyPostDto {
+
+    private int commentId;
+    private String commentReplyContent;
+    private String userId;
+    private LocalDateTime commentReplyDate;
+
+}
diff --git a/src/main/java/com/example/prdoit/dto/comment/CommunityCommentReplyResponseDto.java b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentReplyResponseDto.java
new file mode 100644
index 0000000..665bb65
--- /dev/null
+++ b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentReplyResponseDto.java
@@ -0,0 +1,20 @@
+package com.example.prdoit.dto.comment;
+
+
+import lombok.*;
+
+import java.time.LocalDateTime;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class CommunityCommentReplyResponseDto {
+
+    private int commentReplyId;
+    private String commentReplyContent;
+    private String commentReplyNickname;
+    private String userId;
+    private LocalDateTime commentReplyDate;
+}
diff --git a/src/main/java/com/example/prdoit/dto/comment/CommunityCommentResponseDto.java b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentResponseDto.java
new file mode 100644
index 0000000..387d70d
--- /dev/null
+++ b/src/main/java/com/example/prdoit/dto/comment/CommunityCommentResponseDto.java
@@ -0,0 +1,22 @@
+package com.example.prdoit.dto.comment;
+
+import lombok.*;
+
+import java.time.LocalDateTime;
+import java.util.List;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class CommunityCommentResponseDto {
+
+    private int commentId;
+    private String commentContent;
+    private String userId;
+    private String commentNickname;
+    private LocalDateTime commentDate;
+    private List<CommunityCommentReplyResponseDto> communityCommentReplyResponseDtoList;
+
+}
diff --git a/src/main/java/com/example/prdoit/service/comment/CommentService.java b/src/main/java/com/example/prdoit/service/comment/CommentService.java
index ab6a0ef..35baba1 100644
--- a/src/main/java/com/example/prdoit/service/comment/CommentService.java
+++ b/src/main/java/com/example/prdoit/service/comment/CommentService.java
@@ -15,4 +15,15 @@ public interface CommentService {
     void patchComment(CommentPatchDto commentPatchDto);
 
     void patchCommentReply(CommentReplyPatchDto commentReplyPatchDto);
+
+    List<CommunityCommentResponseDto> getCommunityCommentList(String communityId);
+
+    void postCommunityComment(CommunityCommentPostDto communityCommentPostDto);
+
+    void postCommunityCommentReply(CommunityCommentReplyPostDto communityCommentReplyPostDto);
+
+    void patchCommunityComment(CommunityCommentPatchDto communityCommentPatchDto);
+
+    void patchCommunityCommentReply(CommunityCommentReplyPatchDto communityCommentReplyPatchDto);
+
 }
diff --git a/src/main/java/com/example/prdoit/service/comment/CommentServiceImpl.java b/src/main/java/com/example/prdoit/service/comment/CommentServiceImpl.java
index e5c2880..b666bfc 100644
--- a/src/main/java/com/example/prdoit/service/comment/CommentServiceImpl.java
+++ b/src/main/java/com/example/prdoit/service/comment/CommentServiceImpl.java
@@ -23,6 +23,7 @@ public class CommentServiceImpl implements CommentService {
     private final ContentTableRepository contentTableRepository;
     private final NotificationTableRepository notificationTableRepository;
     private final IdTableRepository idTableRepository;
+    private final CommunityTableRepository communityTableRepository;
 
     // 1. 댓글 목록 조회 (GET)
     @Override
@@ -156,4 +157,135 @@ public void patchCommentReply(CommentReplyPatchDto commentReplyPatchDto) {
             throw new CustomException("대댓글 수정 중 오류가 발생했습니다.");
         }
     }
+
+    @Override
+    public List<CommunityCommentResponseDto> getCommunityCommentList(String communityId) {
+        log.info("[getCommunityCommentList] 커뮤니티 댓글 목록 조회 시작 - Community ID: {}", communityId);
+
+        CommunityTable communityTable = communityTableRepository.findById(communityId)
+                .orElseThrow(() -> new CustomException("해당 커뮤니티가 없습니다. ID = " + communityId));
+
+        try{
+            return communityTable.getCommentTable().stream().map(comment -> CommunityCommentResponseDto.builder()
+                    .commentId(comment.getCommentId())
+                    .commentContent(comment.getCommentContent())
+                    .userId(comment.getContentId().getUserId().getId())
+                    .commentNickname(comment.getCommentNickname())
+                    .commentDate(comment.getCommentDate())
+                    .communityCommentReplyResponseDtoList(comment.getCommentCommentTable().stream()
+                            .map(reply -> CommunityCommentReplyResponseDto.builder()
+                                    .commentReplyId(reply.getCommentCommentId())
+                                    .commentReplyContent(reply.getCommentCommentContent())
+                                    .commentReplyNickname(reply.getUserNickname())
+                                    .commentReplyDate(reply.getCommentCommentDate())
+                                    .userId(reply.getCommentId().getContentId().getUserId().getId())
+                                    .build())
+                            .collect(Collectors.toList()))
+                    .build()).collect(Collectors.toList());
+        } catch (Exception e){
+            log.error("[getCommunityCommentList] 커뮤니티 댓글 목록 조회 중 오류 발생 - {}", e.getMessage());
+            throw new CustomException("커뮤니티 댓글 목록 조회 중 오류가 발생했습니다.");
+        }
+    }
+
+    @Override
+    public void postCommunityComment(CommunityCommentPostDto communityCommentPostDto) {
+        log.info("[postCommunityComment] 커뮤니티 댓글 등록 시작 - Community ID: {}", communityCommentPostDto.getCommunityId());
+
+        CommunityTable communityTable = communityTableRepository.findById(communityCommentPostDto.getCommunityId())
+                .orElseThrow(() -> new CustomException("해당 커뮤니티가 없습니다."));
+
+        IdTable idTable = idTableRepository.findById(communityCommentPostDto.getUserId()).orElseThrow(()-> new CustomException("해당 아이디가 존재하지 않습니다."));
+
+        try {
+            commentTableRepository.save(CommentTable.builder()
+                    .commentContent(communityCommentPostDto.getCommentContent())
+                    .commentNickname(idTable.getNickname())
+                    .commentDate(communityCommentPostDto.getCommentDate())
+                    .communityId(communityTable)
+                    .build());
+
+            notificationTableRepository.save(NotificationTable.builder()
+                    .notificationContent("커뮤니티 댓글이 작성되었습니다.")
+                    .contentId(communityTable.getCommunityId())
+                    .userId(communityTable.getId())
+                    .isRead(0)
+                    .isContent(1)
+                    .build());
+
+            log.info("[postCommunityComment] 커뮤니티 댓글 등록을 완료했습니다.");
+        } catch (Exception e){
+            log.error("[postCommunityComment] 커뮤니티 댓글 등록 중 오류 발생 - {}", e.getMessage());
+            throw new CustomException("커뮤니티 댓글 등록 중 오류가 발생했습니다.");
+        }
+    }
+
+    @Override
+    public void postCommunityCommentReply(CommunityCommentReplyPostDto communityCommentReplyPostDto) {
+        log.info("[postCommunityCommentReply] 커뮤니티 대댓글 등록 시작");
+
+        CommentTable parentComment = commentTableRepository.findById(communityCommentReplyPostDto.getCommentId())
+                .orElseThrow(() -> new CustomException("해당 댓글이 없습니다."));
+
+        IdTable idTable = idTableRepository.findById(communityCommentReplyPostDto.getUserId()).orElseThrow(()->new CustomException("해당아이디가 존재하지 않습니다."));
+        try {
+            commentCommentTableRepository.save(CommentCommentTable.builder()
+                    .commentCommentContent(communityCommentReplyPostDto.getCommentReplyContent())
+                    .userNickname(idTable.getNickname())
+                    .commentCommentDate(communityCommentReplyPostDto.getCommentReplyDate())
+                    .commentId(parentComment)
+                    .build());
+
+            notificationTableRepository.save(NotificationTable.builder()
+                    .notificationContent("커뮤니티 대댓글이 작성되었습니다.")
+                    .contentId(parentComment.getCommunityId().getCommunityId())
+                    .userId(idTableRepository.findByNickname(parentComment.getCommentNickname()))
+                    .isRead(0)
+                    .isContent(1)
+                    .build());
+
+            log.info("[postCommunityCommentReply] 커뮤니티 대댓글 등록을 완료했습니다.");
+        } catch (Exception e){
+            log.error("[postCommunityCommentReply] 커뮤니티 대댓글 등록 중 오류 발생 - {}", e.getMessage());
+            throw new CustomException("커뮤니티 대댓글 등록 중 오류가 발생했습니다.");
+        }
+    }
+
+    @Override
+    public void patchCommunityComment(CommunityCommentPatchDto communityCommentPatchDto) {
+        log.info("[patchCommunityComment] 커뮤니티 댓글 수정 시작 - Comment ID: {}", communityCommentPatchDto.getCommentId());
+
+        CommentTable comment = commentTableRepository.findById(communityCommentPatchDto.getCommentId())
+                .orElseThrow(() -> new CustomException("해당 댓글이 없습니다."));
+
+        try{
+            comment.setCommentContent(communityCommentPatchDto.getCommentContent());
+            comment.setCommentDate(communityCommentPatchDto.getCommentDate());
+            commentTableRepository.save(comment);
+
+            log.info("[patchCommunityComment] 커뮤니티 댓글 수정이 완료되었습니다.");
+        } catch (Exception e){
+            log.error("[patchCommunityComment] 커뮤니티 댓글 수정 중 오류 발생 - {}", e.getMessage());
+            throw new CustomException("커뮤니티 댓글 수정 중 오류가 발생했습니다.");
+        }
+    }
+
+    @Override
+    public void patchCommunityCommentReply(CommunityCommentReplyPatchDto communityCommentReplyPatchDto) {
+        log.info("[patchCommunityCommentReply] 커뮤니티 대댓글 수정 시작 - CommentReply ID: {}", communityCommentReplyPatchDto.getCommentReplyId());
+
+        CommentCommentTable reply = commentCommentTableRepository.findById(communityCommentReplyPatchDto.getCommentReplyId())
+                .orElseThrow(() -> new CustomException("해당 대댓글이 없습니다."));
+
+        try{
+            reply.setCommentCommentContent(communityCommentReplyPatchDto.getCommentReplyContent());
+            reply.setCommentCommentDate(communityCommentReplyPatchDto.getCommentReplyDate());
+            commentCommentTableRepository.save(reply);
+
+            log.info("[patchCommunityCommentReply] 커뮤니티 대댓글 수정이 완료되었습니다.");
+        } catch (Exception e){
+            log.error("[patchCommunityCommentReply] 커뮤니티 대댓글 수정 중 오류 발생 - {}", e.getMessage());
+            throw new CustomException("커뮤니티 대댓글 수정 중 오류가 발생했습니다.");
+        }
+    }
 }