|• Total||1,192 km2 (460 sq mi)|
|• Density||290/km2 (740/sq mi)|
The district comprises areas in the far south-eastern corner of Rwanda, bordering Tanzania and Burundi. Its most noteworthy feature is Rusumo Falls, the waterfall on the Kagera River, which has been key to Rwandan history.
Kirehe district is divided into 12 sectors (imirenge): Gahara, Gatore, Kigarama, Kigina, Kirehe, Mahama, Mpanga, Musaza, Mushikiri, Nasho, Nyamugari, Nyarubuye.
- "Kirehe one among districts characterized by high temperatures". www.ibidukikije.com. Archived from the original on 5 March 2016. Retrieved 29 February 2012.