diff --git a/src/main/java/org/runnect/server/course/service/CourseService.java b/src/main/java/org/runnect/server/course/service/CourseService.java
index 9a485c9..7bfd3e0 100644
--- a/src/main/java/org/runnect/server/course/service/CourseService.java
+++ b/src/main/java/org/runnect/server/course/service/CourseService.java
@@ -27,6 +27,7 @@
 import org.runnect.server.user.exception.userException.NotFoundUserException;
 import org.runnect.server.user.repository.UserRepository;
 import org.runnect.server.user.service.UserStampService;
+import org.springframework.cache.annotation.CacheEvict;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -136,6 +137,9 @@ public UpdateCourseResponseDto updateCourse(Long userId, Long courseId, String t
         return UpdateCourseResponseDto.of(course);
     }
 
+    // 조건부로 공개 코스가 같이 삭제될 수 있어(비공개 코스면 스킵), 매번 무효화해도
+    // 안전한 쪽(과다 무효화)을 택함 — 공개 코스 목록 캐시(전체페이지수/마라톤/추천) 대상
+    @CacheEvict(value = {"publicCourseTotalPageCount", "marathonPublicCourse", "recommendPublicCourse"}, allEntries = true)
     @Transactional
     public DeleteCoursesResponseDto deleteCourses(List<Long> courseIdList, Long userId) {
         courseIdList.forEach(courseId -> {
diff --git a/src/main/java/org/runnect/server/publicCourse/service/PublicCourseService.java b/src/main/java/org/runnect/server/publicCourse/service/PublicCourseService.java
index 9d6956a..5a757fd 100644
--- a/src/main/java/org/runnect/server/publicCourse/service/PublicCourseService.java
+++ b/src/main/java/org/runnect/server/publicCourse/service/PublicCourseService.java
@@ -38,6 +38,7 @@
 import org.runnect.server.user.exception.userException.NotFoundUserException;
 import org.runnect.server.user.repository.UserRepository;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cache.annotation.CacheEvict;
 import org.springframework.cache.annotation.Cacheable;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.PageRequest;
@@ -300,6 +301,9 @@ public GetPublicCourseDetailResponseDto getPublicCourseDetail(final Long userId,
 
     }
 
+    // 코스 목록에 영향을 주는 쓰기 작업이라, 작성자 본인 캐시만이 아니라
+    // 전체 유저가 보는 목록 캐시(전체페이지수/마라톤/추천)를 다 지워야 함
+    @CacheEvict(value = {"publicCourseTotalPageCount", "marathonPublicCourse", "recommendPublicCourse"}, allEntries = true)
     @Transactional
     public CreatePublicCourseResponseDto createPublicCourse(
             final Long userId,
@@ -344,6 +348,7 @@ public CreatePublicCourseResponseDto createPublicCourse(
 
     }
 
+    @CacheEvict(value = {"publicCourseTotalPageCount", "marathonPublicCourse", "recommendPublicCourse"}, allEntries = true)
     @Transactional
     public DeletePublicCoursesResponseDto deletePublicCourses(
             Long userId,
@@ -389,6 +394,8 @@ public DeletePublicCoursesResponseDto deletePublicCourses(
         return DeletePublicCoursesResponseDto.from(publicCourses.size());
     }
 
+    // 제목/설명만 바뀌고 코스 개수는 그대로라 전체페이지수 캐시는 지울 필요 없음
+    @CacheEvict(value = {"marathonPublicCourse", "recommendPublicCourse"}, allEntries = true)
     @Transactional
     public UpdatePublicCourseResponseDto updatePublicCourse(Long userId, Long publicCourseId, String title, String description) {
         PublicCourse publicCourse = publicCourseRepository.findById(publicCourseId)