| Oloirien | |
|---|---|
| Kata ya Oloirien | |
|   Oloirien | |
| Coordinates: 03°23′20″S 36°42′53″E / 3.38889°S 36.71472°E | |
| Country |  Tanzania | 
| Region | Arusha Region | 
| District | Arusha District | 
| Population  (2012) | |
| • Total | 18,679[1] | 
Oloirien is an administrative ward in the Arusha District of the Arusha Region of Tanzania. According to the 2012 census, the ward has a total population of 18,679.[1] 47% of the population are males and 53% are female.
References
- 1 2 "Tanzania National Census 2012". National Bureau of Statistics. Dodoma, Tanzania: National Bureau of Statistics. March 2013. p. 29. Retrieved 1 July 2022.
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