Burundi is sub-divided into 18 provinces and 129 communes. The administrative provinces are each named according to their respective capitals and include the following communes:
| Province | Population | Communes |
|---|---|---|
| Bujumbura Mairie | 497166 | Buterere, Buyenzi, Bwiza, Cibitoke, Gihosha, Kamenge, Kanyosha, Kinama, Kinindo, Musaga, Ngagara, Nyakabiga, Rohero |
| Bujumbura Rural | 555933 | Isale, Kabezi, Kanyosha, Mubimbi, Mugongo-Manga, Muhuta, Mukiki, Bugarama, Mutambu, Mutimbuzi, Nyabiraba |
| Bubanza | 338023 | Bubanza, Gihanga, Mpanda, Musigati, Rugazi |
| Bururi | 574013 | Burambi, Bururi, Buyengero. Matana, Mugamba, Rumonge, Rutovu, Songa, Vyanda |
| Cibitoke | 460435 | Buganda, Bukinanyana, Mabayi, Mugina, Murwi, Rugombo |
| Cankuzo | 228873 | Cankuzo, Cendajuru, Gisagara, Kigamba, Mishiha |
| Gitega | 725223 | Bugendana, Bukirasazi, Buraza, Giheta, Gishubi, Nyarusange, Gitega, Itaba, Makebuko, Mutaho, Ryansoro |
| Kayanza | 585412 | Butaganzwa, Gahombo, Gatara, Kabarore, Kayanza, Matongo, Muhanga, Muruta, Rango |
| Karuzi | 436443 | Bugenyuzi, Buhiga (Buhuga), Gihogazi, Gitaramuka, Mutumba, Nyabikere, Shombo |
| Kirundo | 628256 | Bugabira, Busoni, Bwambarangwe, Gitobe, Kirundo, Ntega, Vumbi |
| Muyinga | 632409 | Buhinyuza, Butihinda, Gashoho, Gasorwe, Giteranyi, Muyinga, Mwakiro |
| Makamba | 430899 | Kayogoro, Kibago, Mabanda, Makamba, Nyanza-Lac, Vugizo |
| Mwaro | 273143 | Bisoro, Gisozi, Kayokwe, Ndava, Nyabihanga, Rusaka |
| Muramvya | 292589 | Bukeye, Kiganda, Mbuye, Muramvya, Rutegama |
| Ngozi | 660717 | Busiga, Gashikanwa, Kiremba, Marangara, Mwumba, Ngozi, Nyamurenza, Ruhororo, Tangara |
| Rutana | 333510 | Bukemba, Giharo, Gitanga, Mpinga (-Kayove), Musongati, Rutana |
| Ruyigi | 400530 | Butaganzwa, Butezi, Bweru, Gisuru, Kinyinya, Nyabitsinda, Ryigi |