Guoyuan Subdistrict () is a subdistrict located in the Miyun District of Beijing, China. It is located in the west bank of Bai River. The subdistrict borders Miyun Town to the north, Gulou Subdistrict to the east, and Shilipu Town to the southwest. Its total population was 88,764 as of 2020.
The subdistrict was created out of portions of Miyun Town in 2005. Its name literally means "Orchard".
In the year 2021, Guoyuan Subdistrict consisted of these 18 communities: