The Baoshan Dam () is a dam located in Baoshan Township, Hsinchu County, Taiwan. The dam supplies water to Hsinchu City and cooling water to factories in Hsinchu Science and Industrial Park.
The dam was initially constructed in 1981 and completed in 1984.
The reservoir has an effective capacity of 5,380,000 m<sup>3</sup>.
The dam is accessible south of Shangyuan Station of Taiwan Railway.