Districts of Tanzania

As of 2021, there are 31 regions (Swahili: mkoa, plural mikoa) of Tanzania which are divided into 184 districts (Swahili: wilaya).

In 2016, Songwe Region was created from the western part of Mbeya Region.

The districts are each administered by a district council. Cities are separately administered by their own councils, and while administratively within a region, are not considered to be located within a district. The districts are listed below, by unofficial area then region:

Ten most populated districts
(1,775,049 inhabitants) (1,368,881 inhabitants) (1,220,611 inhabitants) (807,619 inhabitants) (663,034 inhabitants) (540,310 inhabitants) (523,802 inhabitants) (502,252 inhabitants) (492,441 inhabitants) (466,737 inhabitants)
 * 1) Kinondoni Municipal Council, Dar es Salaam Region
 * 1) Temeke Municipal Council, Dar es Salaam Region
 * 1) Ilala Municipal Council, Dar es Salaam Region
 * 1) Geita District Council, Geita Region
 * 1) Sengerema District Council, Mwanza Region
 * 1) Muleba District Council, Kagera Region
 * 1) Kahama District Council, Shinyanga Region
 * 1) Nzega District Council, Tabora Region
 * 1) Lushoto District Council, Tanga Region
 * 1) Moshi District Council, Kilimanjaro Region