diff --git a/packages/core/src/contexts/ModalContext.ts b/packages/core/src/contexts/ModalContext.ts
index 80b37c73..f0cac4b0 100644
--- a/packages/core/src/contexts/ModalContext.ts
+++ b/packages/core/src/contexts/ModalContext.ts
@@ -1,11 +1,15 @@
 import { createContext, Dispatch, SetStateAction } from "react";
 
-export interface ModalState {
-  type: any;
-  props?: any;
+export interface ModalState<T, P> {
+  type: T;
+  props?: P;
 }
 
-export const ModalStateContext = createContext<ModalState | null>(null);
+export const ModalStateContext = createContext<ModalState<
+  unknown,
+  unknown
+> | null>(null);
+
 export const ModalSetterContext = createContext<Dispatch<
-  SetStateAction<ModalState>
+  SetStateAction<ModalState<unknown, unknown>>
 > | null>(null);
diff --git a/packages/core/src/hooks/useModal.ts b/packages/core/src/hooks/useModal.ts
index 7a33197c..c5dbced0 100644
--- a/packages/core/src/hooks/useModal.ts
+++ b/packages/core/src/hooks/useModal.ts
@@ -1,19 +1,19 @@
 import { useContext } from "react";
 import { ModalSetterContext, ModalState } from "../contexts/ModalContext";
 
-export const useModal = () => {
+export const useModal = <T = unknown, P = unknown>() => {
   const setModalState = useContext(ModalSetterContext);
 
   if (!setModalState) {
     throw new Error("useModal must be used within a ModalProvider");
   }
 
-  const openModal = ({ type, props = null }: ModalState) => {
-    setModalState({ type, props });
+  const openModal = (modalState: ModalState<T, P>) => {
+    setModalState(modalState);
   };
 
   const closeModal = () => {
-    setModalState({ type: null, props: null });
+    setModalState({ type: null, props: null } as ModalState<T, P>);
   };
 
   return { openModal, closeModal };
diff --git a/packages/core/src/providers/ModalProvider.tsx b/packages/core/src/providers/ModalProvider.tsx
index 9b42bdc8..fafe2f0f 100644
--- a/packages/core/src/providers/ModalProvider.tsx
+++ b/packages/core/src/providers/ModalProvider.tsx
@@ -5,7 +5,10 @@ interface ModalProviderProps {
 }
 
 export const ModalProvider = ({ children }: ModalProviderProps) => {
-  const [state, setState] = useState<ModalState>({ type: null, props: null });
+  const [state, setState] = useState<ModalState<unknown, unknown>>({
+    type: null,
+    props: null,
+  });
 
   return (
     <ModalSetterContext.Provider value={setState}>
diff --git a/packages/service/src/common/components/ModalContainer/ModalContainer.tsx b/packages/service/src/common/components/ModalContainer/ModalContainer.tsx
index 4eac41f6..cfb20d1e 100644
--- a/packages/service/src/common/components/ModalContainer/ModalContainer.tsx
+++ b/packages/service/src/common/components/ModalContainer/ModalContainer.tsx
@@ -15,6 +15,7 @@ import {
   DescriptionModalProps,
 } from "./modal";
 
+// ModalType 정의
 export type ModalType =
   | "login"
   | "alert"
@@ -23,11 +24,13 @@ export type ModalType =
   | "confirm"
   | "description";
 
+// DefaultModalProps 정의
 export interface DefaultModalProps {
   isOpen: boolean;
   onRequestClose: () => void;
 }
 
+// ModalComponentMap 인터페이스 정의
 interface ModalComponentMap {
   login: React.FC<DefaultModalProps>;
   alert: React.FC<AlertModalProps>;
@@ -37,6 +40,7 @@ interface ModalComponentMap {
   description: React.FC<DescriptionModalProps>;
 }
 
+// MODAL_COMPONENT_MAP 구현
 const MODAL_COMPONENT_MAP: ModalComponentMap = {
   login: GoogleLoginModal,
   alert: AlertModal,
@@ -46,27 +50,51 @@ const MODAL_COMPONENT_MAP: ModalComponentMap = {
   description: DescriptionModal,
 };
 
+// ModalStateMap 정의
+export interface ModalStateMap {
+  login: DefaultModalProps;
+  alert: AlertModalProps;
+  pending: DefaultModalProps;
+  navigate: NavigateModalProps;
+  confirm: ConfirmModalProps;
+  description: DescriptionModalProps;
+}
+
+// ModalState 제네릭 타입 정의
+export interface ModalState<T extends ModalType> {
+  type: T;
+  props?: ModalStateMap[T];
+}
+
+// ModalContainer 컴포넌트 정의
 export const ModalContainer = () => {
   const { closeModal } = useModal();
-  const modalState = useContext(ModalStateContext);
+  const modalState = useContext(
+    ModalStateContext,
+  ) as ModalState<ModalType> | null;
 
   if (!modalState || !modalState.type) {
     return null;
   }
 
+  // modalState의 type과 props를 구체적으로 타입 캐스팅
   const { type, props } = modalState;
 
-  const ModalComponent = MODAL_COMPONENT_MAP[type as ModalType];
+  // ModalComponent를 동적으로 선택
+  const ModalComponent = MODAL_COMPONENT_MAP[type] as React.FC<
+    ModalStateMap[typeof type]
+  >;
 
   if (!ModalComponent) {
     return null;
   }
 
+  // modalProps 정의
   const modalProps = {
     ...props,
-    isOpen: !!modalState.type, // boolean 보장을 위해 !! 사용
+    isOpen: Boolean(modalState.type),
     onRequestClose: closeModal,
-  };
+  } as ModalStateMap[typeof type]; // modalProps 타입 지정
 
   return createPortal(
     <ModalComponent {...modalProps} />,