diff --git a/src/components/Trade/Board/index.tsx b/src/components/Trade/Board/index.tsx
index 1f2762e..650b955 100644
--- a/src/components/Trade/Board/index.tsx
+++ b/src/components/Trade/Board/index.tsx
@@ -27,6 +27,18 @@ export default function TradeBoard({
   const [hiddenTags, setHiddenTags] = useState<string[]>([]);
   const ulRef = useRef<HTMLUListElement>(null);
 
+  let displayPrice = '';
+
+  if (price === 0) {
+    displayPrice = '무료';
+  } else if (convertRentalTypeName(rentalType) === '월세') {
+    displayPrice = `보증금 ${priceCount(price)} / 월세 ${priceCount(
+      monthlyPrice,
+    )}`;
+  } else {
+    displayPrice = `${convertRentalTypeName(rentalType)} ${priceCount(price)}`;
+  }
+
   const checkAndManageTags = () => {
     if (ulRef.current) {
       const containerWidth = ulRef.current.offsetWidth;
@@ -104,11 +116,8 @@ export default function TradeBoard({
         <p>
           <strong>위치</strong> : {city}
         </p>
-        <p>
-          <strong>가격</strong> :{' '}
-          {convertRentalTypeName(rentalType) === '월세'
-            ? `보증금 ${priceCount(price)} / 월세 ${priceCount(monthlyPrice)}`
-            : `${convertRentalTypeName(rentalType)} ${priceCount(price)}`}
+        <p style={{ fontWeight: displayPrice === '무료' ? 600 : undefined }}>
+          <strong>가격</strong> : {displayPrice}
         </p>
         <ul ref={ulRef} className={styles.tagWrapper}>
           {visibleTags.map((tag, index) => (
diff --git a/src/components/Trade/Info/index.tsx b/src/components/Trade/Info/index.tsx
index a632a30..1a61cf3 100644
--- a/src/components/Trade/Info/index.tsx
+++ b/src/components/Trade/Info/index.tsx
@@ -22,8 +22,11 @@ function TradeBoardInfo({ info }: TradeBoardInfoProps) {
         <div>
           가격{' '}
           <p>
-            {info?.rentalType && getRentalName(info?.rentalType)}{' '}
-            {info?.price && priceCount(info?.price)}
+            {info?.price === 0
+              ? '무료'
+              : `${info?.rentalType && getRentalName(info?.rentalType)} ${
+                  info?.price && priceCount(info?.price)
+                }`}
           </p>
         </div>
         <div>
diff --git a/src/pages/Trade/Write/index.tsx b/src/pages/Trade/Write/index.tsx
index 0db6a51..752e0f1 100644
--- a/src/pages/Trade/Write/index.tsx
+++ b/src/pages/Trade/Write/index.tsx
@@ -34,6 +34,9 @@ export default function TradeWritePage() {
 
   const { state }: { state: { data: TradeBoardDetailType } } = useLocation();
 
+  const priceRef = useRef<HTMLInputElement>(null);
+  const montlyPriceRef = useRef<HTMLInputElement>(null);
+
   const [form, setForm] = useState<TradeBoardForm>({
     houseType: state ? state.data.houseType : 'LAND',
     rentalType: state ? state.data.rentalType : 'SALE',
@@ -111,6 +114,28 @@ export default function TradeWritePage() {
     return returnString;
   };
 
+  const onCheckFree = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const isChecked = e.currentTarget.checked;
+    if (isChecked) {
+      setForm((prev) => {
+        return { ...prev, price: 0, monthlyPrice: 0 };
+      });
+      if (priceRef.current) {
+        priceRef.current.disabled = true;
+      }
+      if (montlyPriceRef.current) {
+        montlyPriceRef.current.disabled = true;
+      }
+    } else {
+      if (priceRef.current) {
+        priceRef.current.disabled = false;
+      }
+      if (montlyPriceRef.current) {
+        montlyPriceRef.current.disabled = false;
+      }
+    }
+  };
+
   const thumbnailHandler = async (e: React.ChangeEvent<HTMLInputElement>) => {
     if (e.currentTarget.files !== null) {
       const file = e.currentTarget.files[0];
@@ -301,18 +326,30 @@ export default function TradeWritePage() {
               value={form.detail}
             />
           </div>
-          <div>
-            <label htmlFor="임대 가격">
-              {getRentalPriceType(form.rentalType)}
-              <span className={styles.essential}>*</span>
-            </label>
-            <input
-              id="임대 가격"
-              placeholder="만원 단위로 표기"
-              name="price"
-              value={addComma(form.price) || ''}
-              onChange={onChangePoints}
-            />
+          <div className={styles.additionalInfoContainer}>
+            <div>
+              <label htmlFor="임대 가격">
+                {getRentalPriceType(form.rentalType)}
+                <span className={styles.essential}>*</span>
+              </label>
+              <input
+                ref={priceRef}
+                id="임대 가격"
+                placeholder="만원 단위로 표기"
+                name="price"
+                value={addComma(form.price) || ''}
+                onChange={onChangePoints}
+              />
+            </div>
+            <span className={styles.checkboxContainer}>
+              <input
+                id="free"
+                type="checkbox"
+                value="무료 매물"
+                onChange={onCheckFree}
+              />
+              <label htmlFor="free">무료 매물</label>
+            </span>
           </div>
           <div
             style={{
@@ -323,6 +360,7 @@ export default function TradeWritePage() {
               월세<span className={styles.essential}>*</span>
             </label>
             <input
+              ref={montlyPriceRef}
               id="월세"
               placeholder="만원 단위로 표기"
               name="monthlyPrice"
@@ -388,7 +426,7 @@ export default function TradeWritePage() {
         <span>기본 정보</span>
         <p>*는 필수로 입력해야 하는 값입니다.</p>
         <div>
-          <div className={styles.additionalIinfoContainer}>
+          <div className={styles.additionalInfoContainer}>
             <div>
               <label htmlFor="매물 면적">
                 매물 면적<span className={styles.essential}>*</span>
diff --git a/src/pages/Trade/Write/styles.module.scss b/src/pages/Trade/Write/styles.module.scss
index 582f82c..0b8fd18 100644
--- a/src/pages/Trade/Write/styles.module.scss
+++ b/src/pages/Trade/Write/styles.module.scss
@@ -44,6 +44,87 @@
   }
 }
 
+.label {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+  font-size: 1.375rem;
+  border-radius: 8px;
+  background-color: #d9d9d9;
+  width: 10rem;
+  height: 4rem;
+}
+
+.input {
+  width: 26rem;
+  height: 4rem;
+  border-radius: 8px;
+  border: 1px solid #d9d9d9;
+  padding: 0 1rem;
+  font-size: 1.125rem;
+  font-family: 'NanumSquareAc';
+  outline: none;
+}
+
+.inputContainer {
+  display: flex;
+  align-items: center;
+  gap: 1.5rem;
+  & > label {
+    @extend .label;
+  }
+
+  & > input {
+    @extend .input;
+  }
+
+  & > ul {
+    display: flex;
+    color: #757575;
+    border: 1px solid #d9d9d9;
+  }
+
+  & > button {
+    width: 7.25rem;
+    height: 4rem;
+    color: white;
+    border-radius: 8px;
+    border: none;
+    margin-left: -0.5rem;
+    background-color: #4d5256;
+    font-size: 1.125rem;
+    font-family: 'NanumSquareAc';
+    outline: none;
+    cursor: pointer;
+
+    @include mobile {
+      & > span {
+        display: none;
+      }
+      & > svg {
+        font-size: 1.5rem;
+      }
+    }
+
+    @include tablet {
+      & > svg {
+        display: none;
+      }
+    }
+
+    @include desktop {
+      & > svg {
+        display: none;
+      }
+    }
+
+    &:hover {
+      opacity: 0.7;
+    }
+  }
+}
+
 .sellerInfoContainer {
   display: flex;
   flex-direction: column;
@@ -68,79 +149,39 @@
     padding: 2rem;
     background-color: #f6f7fb;
     border-radius: 16px;
-    & > div {
-      display: flex;
-      align-items: center;
-      gap: 1.5rem;
-      & > label {
-        display: flex;
-        align-items: center;
-        justify-content: center;
-        flex-shrink: 0;
-        font-size: 1.375rem;
-        border-radius: 8px;
-        background-color: #d9d9d9;
-        width: 10rem;
-        height: 4rem;
-      }
-
-      & > input {
-        width: 26rem;
-        height: 4rem;
-        border-radius: 8px;
-        border: 1px solid #d9d9d9;
-        padding: 0 1rem;
-        font-size: 1.125rem;
-        font-family: 'NanumSquareAc';
-        outline: none;
-      }
-
-      & > ul {
-        display: flex;
-        color: #757575;
-        border: 1px solid #d9d9d9;
-      }
+    & > div:not(.additionalInfoContainer) {
+      @extend .inputContainer;
+    }
+  }
+}
 
-      & > button {
-        width: 7.25rem;
-        height: 4rem;
-        color: white;
-        border-radius: 8px;
-        border: none;
-        margin-left: -0.5rem;
-        background-color: #4d5256;
-        font-size: 1.125rem;
-        font-family: 'NanumSquareAc';
-        outline: none;
-        cursor: pointer;
-
-        @include mobile {
-          & > span {
-            display: none;
-          }
-          & > svg {
-            font-size: 1.5rem;
-          }
-        }
-
-        @include tablet {
-          & > svg {
-            display: none;
-          }
-        }
-
-        @include desktop {
-          & > svg {
-            display: none;
-          }
-        }
-
-        &:hover {
-          opacity: 0.7;
-        }
-      }
+.checkboxContainer {
+  flex: 0 0 auto;
+  display: flex;
+  justify-content: flex-start;
+  align-items: center;
+  &:hover {
+    opacity: 0.8;
+  }
+  & > input {
+    appearance: none;
+    background-color: var(--gray-color);
+    width: 2rem;
+    height: 2rem;
+    border-radius: 5px;
+    margin: 0;
+    margin-right: 1.125rem;
+    cursor: pointer;
+    &:checked {
+      background-color: var(--main-color);
     }
   }
+  & > label {
+    font-size: 1.25rem;
+    font-family: 'Pretendard';
+    color: #4d5256;
+    cursor: pointer;
+  }
 }
 
 .basicInfoContainer {
@@ -167,73 +208,19 @@
     padding: 2rem;
     background-color: #f6f7fb;
     border-radius: 16px;
-    & > div {
-      display: flex;
-      align-items: center;
-      gap: 1.5rem;
-      & > label {
-        display: flex;
-        align-items: center;
-        justify-content: center;
-        font-size: 1.375rem;
-        border-radius: 8px;
-        background-color: #d9d9d9;
-        width: 10rem;
-        height: 4rem;
-        & > span {
-          color: #f24147;
-        }
-      }
-
-      & > input {
-        width: 26rem;
-        height: 4rem;
-        border-radius: 8px;
-        border: 1px solid #d9d9d9;
-        padding: 0 1rem;
-        font-size: 1.125rem;
-        font-family: 'NanumSquareAc';
-        outline: none;
-      }
+    & > div:not(.additionalInfoContainer) {
+      @extend .inputContainer;
     }
   }
 }
 
-.additionalIinfoContainer {
+.additionalInfoContainer {
   display: flex;
+  align-items: center;
   flex-wrap: wrap-reverse;
+  gap: 1rem;
   & > div {
-    display: flex;
-    align-items: center;
-    gap: 1.5rem;
-    & > label {
-      display: flex;
-      align-items: center;
-      justify-content: center;
-      font-size: 1.375rem;
-      border-radius: 8px;
-      background-color: #d9d9d9;
-      width: 10rem;
-      height: 4rem;
-      & > span {
-        color: #f24147;
-      }
-    }
-
-    & > input {
-      width: 26rem;
-      height: 4rem;
-      border-radius: 8px;
-      border: 1px solid #d9d9d9;
-      padding: 0 1rem;
-      font-size: 1.125rem;
-      font-family: 'NanumSquareAc';
-      outline: none;
-    }
-  }
-  & > p {
-    color: var(--darkgray-color);
-    font-size: 1.2rem;
+    @extend .inputContainer;
   }
 }
 
diff --git a/src/utils/utils.ts b/src/utils/utils.ts
index c8a6c14..07b02ef 100644
--- a/src/utils/utils.ts
+++ b/src/utils/utils.ts
@@ -149,7 +149,6 @@ export const checkBeforeTradePost = (
     imageUrls,
     city,
     zipCode,
-    price,
     monthlyPrice,
     contact,
     agentName,
@@ -171,10 +170,6 @@ export const checkBeforeTradePost = (
     alert('우편번호를 입력해주세요.');
     return false;
   }
-  if (price === 0) {
-    alert('매매가를 입력해주세요.');
-    return false;
-  }
   if (tradeBoardForm.rentalType === 'MONTHLYRENT' && monthlyPrice === 0) {
     alert('월세를 입력해주세요.');
     return false;