diff --git a/src/main/java/com/semosan/api/domain/mountain/dto/response/LikedMountainResponse.java b/src/main/java/com/semosan/api/domain/mountain/dto/response/LikedMountainResponse.java
index 652449c6..12c61d91 100644
--- a/src/main/java/com/semosan/api/domain/mountain/dto/response/LikedMountainResponse.java
+++ b/src/main/java/com/semosan/api/domain/mountain/dto/response/LikedMountainResponse.java
@@ -4,15 +4,16 @@
 import com.semosan.api.domain.mountain.entity.MountainLike;
 import com.semosan.api.domain.mountain.enums.Difficulty;
 
+import java.util.List;
+
 public record LikedMountainResponse(
         Long mountainId,
         String name,
         String address,
         Double altitude,
         Difficulty difficulty,
-        String imageUrl
+        List<String> imageUrls
 ) {
-    // 좋아요한 산 정보로 응답 DTO를 생성합니다.
     public static LikedMountainResponse from(MountainLike mountainLike) {
         Mountain mountain = mountainLike.getMountain();
         return new LikedMountainResponse(
@@ -21,7 +22,7 @@ public static LikedMountainResponse from(MountainLike mountainLike) {
                 mountain.getAddress(),
                 mountain.getAltitude(),
                 mountain.getDifficulty(),
-                mountain.getImageUrl()
+                mountain.getImageUrls()
         );
     }
 }
diff --git a/src/main/java/com/semosan/api/domain/mountain/dto/response/MountainDetailResponse.java b/src/main/java/com/semosan/api/domain/mountain/dto/response/MountainDetailResponse.java
index e952a381..17d0f575 100644
--- a/src/main/java/com/semosan/api/domain/mountain/dto/response/MountainDetailResponse.java
+++ b/src/main/java/com/semosan/api/domain/mountain/dto/response/MountainDetailResponse.java
@@ -26,7 +26,7 @@ public record MountainInfo(
             Double altitude,
             Difficulty difficulty,
             Integer duration,
-            String imageUrl
+            List<String> imageUrls
     ) {
         public static MountainInfo from(Mountain mountain) {
             return new MountainInfo(
@@ -36,7 +36,7 @@ public static MountainInfo from(Mountain mountain) {
                     mountain.getAltitude(),
                     mountain.getDifficulty(),
                     mountain.getDuration(),
-                    mountain.getImageUrl()
+                    mountain.getImageUrls()
             );
         }
     }
diff --git a/src/main/java/com/semosan/api/domain/mountain/dto/response/MountainListResponse.java b/src/main/java/com/semosan/api/domain/mountain/dto/response/MountainListResponse.java
index b37b3f6f..1c189b54 100644
--- a/src/main/java/com/semosan/api/domain/mountain/dto/response/MountainListResponse.java
+++ b/src/main/java/com/semosan/api/domain/mountain/dto/response/MountainListResponse.java
@@ -3,6 +3,8 @@
 import com.semosan.api.domain.mountain.entity.Mountain;
 import com.semosan.api.domain.mountain.enums.Difficulty;
 
+import java.util.List;
+
 public record MountainListResponse(
         Long mountainId,
         String name,
@@ -10,7 +12,7 @@ public record MountainListResponse(
         Double altitude,
         Difficulty difficulty,
         Integer duration,
-        String imageUrl,
+        List<String> imageUrls,
         Double latitude,
         Double longitude
 ) {
@@ -23,7 +25,7 @@ public static MountainListResponse from(Mountain mountain) {
                 mountain.getAltitude(),
                 mountain.getDifficulty(),
                 mountain.getDuration(),
-                mountain.getImageUrl(),
+                mountain.getImageUrls(),
                 mountain.getLatitude(),
                 mountain.getLongitude()
         );
diff --git a/src/main/java/com/semosan/api/domain/mountain/entity/Mountain.java b/src/main/java/com/semosan/api/domain/mountain/entity/Mountain.java
index 98d13fa4..77c2c433 100644
--- a/src/main/java/com/semosan/api/domain/mountain/entity/Mountain.java
+++ b/src/main/java/com/semosan/api/domain/mountain/entity/Mountain.java
@@ -4,6 +4,10 @@
 import com.semosan.api.domain.mountain.enums.Difficulty;
 import jakarta.persistence.*;
 import lombok.*;
+import org.hibernate.annotations.JdbcTypeCode;
+import org.hibernate.type.SqlTypes;
+
+import java.util.List;
 
 @Table(name = "mountains")
 @Getter
@@ -33,8 +37,9 @@ public class Mountain extends BaseEntity {
     @Column(name = "duration")
     private Integer duration;
 
-    @Column(name = "image_url", length = 500)
-    private String imageUrl;
+    @JdbcTypeCode(SqlTypes.JSON)
+    @Column(name = "image_urls", columnDefinition = "jsonb")
+    private List<String> imageUrls;
 
     @Column(name = "latitude")
     private Double latitude;