diff --git a/app/src/main/java/com/no5ing/bbibbi/data/datasource/network/RestAPI.kt b/app/src/main/java/com/no5ing/bbibbi/data/datasource/network/RestAPI.kt
index d0475d7..72a22d9 100644
--- a/app/src/main/java/com/no5ing/bbibbi/data/datasource/network/RestAPI.kt
+++ b/app/src/main/java/com/no5ing/bbibbi/data/datasource/network/RestAPI.kt
@@ -53,11 +53,6 @@ interface RestAPI {
     interface FamilyApi {
         @POST("v1/families")
         suspend fun createFamily(): ApiResponse<Family>
-
-        @GET("v1/families/{familyId}/summary")
-        suspend fun getFamilySummary(
-            @Path("familyId") familyId: String,
-        ): ApiResponse<FamilySummary>
     }
 
     /**
@@ -217,6 +212,11 @@ interface RestAPI {
             @Query("yearMonth") yearMonth: String,
         ): ApiResponse<CalendarBanner>
 
+        @GET("v1/calendar/summary")
+        suspend fun getFamilySummary(
+            @Query("yearMonth") yearMonth: String,
+        ): ApiResponse<FamilySummary>
+
         @GET("v1/posts/{postId}/comments")
         suspend fun getPostComments(
             @Path("postId") postId: String,
diff --git a/app/src/main/java/com/no5ing/bbibbi/data/model/family/FamilySummary.kt b/app/src/main/java/com/no5ing/bbibbi/data/model/family/FamilySummary.kt
index da3b265..be6f788 100644
--- a/app/src/main/java/com/no5ing/bbibbi/data/model/family/FamilySummary.kt
+++ b/app/src/main/java/com/no5ing/bbibbi/data/model/family/FamilySummary.kt
@@ -6,7 +6,5 @@ import kotlinx.parcelize.Parcelize
 
 @Parcelize
 data class FamilySummary(
-    val totalParticipateCnt: Int,
     val totalImageCnt: Int,
-    val myImageCnt: Int,
 ) : Parcelable, BaseModel()
diff --git a/app/src/main/java/com/no5ing/bbibbi/presentation/feature/view/main/calendar/MainCalendarPage.kt b/app/src/main/java/com/no5ing/bbibbi/presentation/feature/view/main/calendar/MainCalendarPage.kt
index 3390d6f..a3d65cf 100644
--- a/app/src/main/java/com/no5ing/bbibbi/presentation/feature/view/main/calendar/MainCalendarPage.kt
+++ b/app/src/main/java/com/no5ing/bbibbi/presentation/feature/view/main/calendar/MainCalendarPage.kt
@@ -35,11 +35,13 @@ import androidx.compose.ui.unit.sp
 import androidx.hilt.navigation.compose.hiltViewModel
 import com.no5ing.bbibbi.R
 import com.no5ing.bbibbi.data.model.APIResponse
+import com.no5ing.bbibbi.data.model.family.FamilySummary
 import com.no5ing.bbibbi.data.model.post.CalendarBanner
 import com.no5ing.bbibbi.data.repository.Arguments
 import com.no5ing.bbibbi.presentation.component.BBiBBiSurface
 import com.no5ing.bbibbi.presentation.component.DisposableTopBar
 import com.no5ing.bbibbi.presentation.feature.view_model.post.CalendarMonthViewModel
+import com.no5ing.bbibbi.presentation.feature.view_model.post.GetFamilySummaryViewModel
 import com.no5ing.bbibbi.presentation.feature.view_model.post.MonthlyStatisticsViewModel
 import com.no5ing.bbibbi.presentation.theme.bbibbiScheme
 import com.no5ing.bbibbi.presentation.theme.bbibbiTypo
@@ -67,6 +69,7 @@ fun MainCalendarPage(
     onDispose: () -> Unit = {},
     onTapDay: (LocalDate) -> Unit = {},
     calendarMonthViewModel: CalendarMonthViewModel = hiltViewModel(),
+    calendarMonthStatViewModel: GetFamilySummaryViewModel = hiltViewModel(),
     monthlyStatisticsViewModel: MonthlyStatisticsViewModel = hiltViewModel(),
 ) {
     val (width, height) = getScreenSize()
@@ -93,6 +96,11 @@ fun MainCalendarPage(
                 arguments = mapOf("yearMonth" to currentCalendarState.monthState.currentMonth.toString()),
             )
         )
+        calendarMonthStatViewModel.invoke(
+            Arguments(
+                arguments = mapOf("yearMonth" to currentCalendarState.monthState.currentMonth.toString()),
+            )
+        )
     }
 
     BBiBBiSurface(modifier = Modifier.fillMaxSize()) {
@@ -107,6 +115,7 @@ fun MainCalendarPage(
             MainCalendarYearMonthBar(
                 yearMonthState = currentCalendarState.monthState.currentMonth,
                 statisticsState = monthlyStatisticsViewModel.uiState,
+                summaryState = calendarMonthStatViewModel.uiState,
             )
             if (statState.isReady()) {
                 Box(
@@ -238,8 +247,10 @@ private fun resolveBannerImageByName(bannerName: String): Int {
 fun MainCalendarYearMonthBar(
     yearMonthState: YearMonth,
     statisticsState: StateFlow<APIResponse<CalendarBanner>>,
+    summaryState: StateFlow<APIResponse<FamilySummary>>,
 ) {
     val statistics by statisticsState.collectAsState()
+    val summary by summaryState.collectAsState()
     val balloonColor = MaterialTheme.bbibbiScheme.button
     val balloonText = stringResource(id = R.string.calendar_everyday_info)
     val builder = rememberBalloonBuilder {
@@ -305,7 +316,7 @@ fun MainCalendarYearMonthBar(
             Text(
                 text = stringResource(
                     id = R.string.calendar_history_cnt,
-                    statistics.data.allFamilyMembersUploadedDays
+                    if(summary.isReady()) summary.data.totalImageCnt else 0
                 ),
                 color = MaterialTheme.bbibbiScheme.textPrimary,
                 style = MaterialTheme.bbibbiTypo.bodyOneRegular,
diff --git a/app/src/main/java/com/no5ing/bbibbi/presentation/feature/view_model/post/GetFamilySummaryViewModel.kt b/app/src/main/java/com/no5ing/bbibbi/presentation/feature/view_model/post/GetFamilySummaryViewModel.kt
new file mode 100644
index 0000000..6a6feaf
--- /dev/null
+++ b/app/src/main/java/com/no5ing/bbibbi/presentation/feature/view_model/post/GetFamilySummaryViewModel.kt
@@ -0,0 +1,29 @@
+package com.no5ing.bbibbi.presentation.feature.view_model.post
+
+import com.no5ing.bbibbi.data.datasource.network.RestAPI
+import com.no5ing.bbibbi.data.model.APIResponse
+import com.no5ing.bbibbi.data.model.APIResponse.Companion.wrapToAPIResponse
+import com.no5ing.bbibbi.data.model.family.FamilySummary
+import com.no5ing.bbibbi.data.repository.Arguments
+import com.no5ing.bbibbi.presentation.feature.view_model.BaseViewModel
+import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.Dispatchers
+import javax.inject.Inject
+
+@HiltViewModel
+class GetFamilySummaryViewModel @Inject constructor(
+    private val restAPI: RestAPI,
+) : BaseViewModel<APIResponse<FamilySummary>>() {
+    override fun initState(): APIResponse<FamilySummary> {
+        return APIResponse.idle()
+    }
+
+    override fun invoke(arguments: Arguments) {
+        val yearMonth = arguments.get("yearMonth") ?: throw RuntimeException()
+        withMutexScope(Dispatchers.IO) {
+            val result = restAPI.getPostApi().getFamilySummary(yearMonth)
+            setState(result.wrapToAPIResponse())
+        }
+    }
+
+}
\ No newline at end of file