Da'anshan Township (Chinese: 大安山乡; pinyin: Dà'ānshān Xiāng) is a township located inside of Fangshan District, Beijing, China.

It borders Zhaitang Town and Datai Subdistrict to its north, Fozizhuang Township to its southeast, and Shijiaying Township to its southwest.

[1] The name Da'anshan (Chinese: 大安山; lit.

'Great Peace Mountain') originated in the late Tang dynasty, when warlord Liu Rengong constructed Da'an Emporium around this region.

[2] In 2021, Da'anshan Township comprised one residential community and eight villages:[3]