In the days before the highway came through, residents who wanted to get to Chinshan or Shihmen had to wait for the tide to go out and then jump from rock to rock along the shore.
早年淡金公路尚未開通，往來於金山、石門的居民，還得利用退潮之際，在石礫間「跳石」而過，此地特有的「跳石芋頭」也因此得名。