Mo De commune is located in the north of Mu Cang Chai district, geographically located:
- The East borders on Che Cu Nha commune;
- To the west, it borders on Khao Mang commune;
- To the south, it borders Mu Cang Chai town and Kim Noi commune;
- To the north, it borders Lao Cai province.
Mo De commune has an area of 64.70 km², the population in 2019 is 4,462 people, and the population density reaches 69 people/km².
This is one of the poor communes, located on high mountains but it is quite nice scenery.
Many slopes are impassable, the person sitting in the back has to get down to push the motorbike for bikers even though the bike is already in 1st gear to load the slope.