diff --git a/src/hooks/surface/useSurfaceShapeBatch.js b/src/hooks/surface/useSurfaceShapeBatch.js
index 5ee598c5..87b7e75c 100644
--- a/src/hooks/surface/useSurfaceShapeBatch.js
+++ b/src/hooks/surface/useSurfaceShapeBatch.js
@@ -986,7 +986,10 @@ export function useSurfaceShapeBatch({ isHidden, setIsHidden }) {
         roof.fire('modified')
         drawDirectionArrow(roof)
         changeCorridorDimensionText()
-        addLengthText(roof)
+        // [이동 후 길이 fix] 이동 경로는 addLengthText 만 호출해 actualSize(경사 보정 실제길이)가
+        //   재계산되지 않고 평면길이로 표시되던 문제. 생성/resize 경로와 동일하게
+        //   setPolygonLinesActualSize(내부에서 actualSize 재계산 + addLengthText) 로 통일한다.
+        setPolygonLinesActualSize(roof, true)
         roof.setCoords()
         initEvent()
         canvas.renderAll()
diff --git a/src/hooks/usePolygon.js b/src/hooks/usePolygon.js
index 16d548ce..729cd8ec 100644
--- a/src/hooks/usePolygon.js
+++ b/src/hooks/usePolygon.js
@@ -4,7 +4,7 @@ import { fabric } from 'fabric'
 import { calculateIntersection, findAndRemoveClosestPoint, getDegreeByChon, isPointOnLine } from '@/util/canvas-util'
 import { QPolygon } from '@/components/fabric/QPolygon'
 import { calcLinePlaneSize, equalizeSymmetricHips, isSamePoint, removeDuplicatePolygons } from '@/util/qpolygon-utils'
-import { basicSettingState, flowDisplaySelector } from '@/store/settingAtom'
+import { basicSettingState, flowDisplaySelector, corridorDimensionSelector } from '@/store/settingAtom'
 import { fontSelector } from '@/store/fontAtom'
 import { QLine } from '@/components/fabric/QLine'
 import { LINE_TYPE, POLYGON_TYPE } from '@/common/common'
@@ -21,6 +21,7 @@ export const usePolygon = () => {
   const pitchText = useRecoilValue(pitchTextSelector)
   const globalPitch = useRecoilValue(globalPitchState)
   const roofSizeSet = useRecoilValue(basicSettingState).roofSizeSet
+  const corridorDimension = useRecoilValue(corridorDimensionSelector)
 
   const { setActualSize } = useLine()
 
@@ -91,8 +92,11 @@ export const usePolygon = () => {
       const maxY = line.top + line.length
       const degree = (Math.atan2(y2 - y1, x2 - x1) * 180) / Math.PI
 
-      // [2026-05-18 라벨 저장값 통일] planeSize(정수 또는 0.5 step) 그대로.
-      const __display = planeSize ?? length
+      // [라벨 실제길이 모드 fix] 치수표시가 '복도치수 표시'(corridorDimension) 면 roofSizeSet 무관하게
+      //   planeSize(평면길이)를 표시한다. 그 외에는 roofSizeSet===1(실제길이) 이면 actualSize, 아니면 planeSize.
+      //   기존엔 planeSize 만 표시해, 실제치수 모드에서도 이동 후 평면길이(예: 8000)가 나오던 문제.
+      const __isCorridorDimension = corridorDimension?.column === 'corridorDimension'
+      const __display = (__isCorridorDimension ? planeSize : +roofSizeSet === 1 ? actualSize : planeSize) ?? planeSize ?? length
       const text = new fabric.Textbox(
         Number(__display).toFixed(1).replace(/\.0$/, ''),
         {