Magumeri is a Local Government Area of Borno State, Nigeria. Its headquarters are in the town of Magumeri.
It has an area of 4,856 km2 and a population of 140,231 at the 2006 census.
The postal code of the area is 602.
It is one of the sixteen LGAs that constitute the Borno Emirate, a traditional state located in Borno State, Nigeria