Oloirien
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. 47% of the population are males and 53% are female.
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. 47% of the population are males and 53% are female.