As of the 2012 census, the thirty regions of
Tanzania were divided into 169 districts (Swahili:
wilaya). The districts are listed below, by region:
Ten most populated districts
- Kinondoni Municipal Council, Dar es Salaam Region 1,775,049
- Temeke Municipal Council, Dar es Salaam Region 1,368,881
- Ilala Municipal Council, Dar es Salaam Region 1,220,611
- Geita District Council, Geita Region 807,619
- Sengerema District Council, Mwanza Region 663,034
- Muleba District Council, Kagera Region 540,310
- Kahama District Council, Shinyanga Region 523,802
- Nzega District Council, Tabora Region 502,252
- Lushoto District Council, Tanga Region 492,441
- Moshi District Council, Kilimanjaro Region 466,737