diff --git a/openmc/mesh.py b/openmc/mesh.py
index 925a63aeec..d5a460baa8 100644
--- a/openmc/mesh.py
+++ b/openmc/mesh.py
@@ -348,10 +348,6 @@ class RegularMesh(StructuredMesh):
                 dims =  self._dimension
                 return [(u - l) / d for u, l, d in zip(us, ls, dims)]
 
-    @property
-    def num_mesh_cells(self):
-        return np.prod(self._dimension)
-
     @property
     def volumes(self):
         """Return Volumes for every mesh cell