According to a new estimate made by Lin Wen-hung in 2004, their total population is probably less than 500 individuals. But because to date no capture and release programs have been carried out to establish the size of adult birds 'range, the accuracy of Lin's estimate is open to doubt.
至於全台熊鷹族群數量，據林文宏 2004 年的重新推估，約為 500 隻以內，但由於國內對熊鷹成鳥活動範圍尚無繫放研究，準確度還有待商榷。