It was bordered to the north, west, and southwest by Monduli District, to the southeast by the city of Arusha, and to the east by the Kilimanjaro Region.

[2][3] Arusha District Council administers three divisions, 20 wards, 75 villages, 294 hamlets and 64,339 households.

[4] Meru District Council administers three divisions, 17 wards, 71 villages and 281 subvillages.

[5][7] Exports from the few large-scale commercial horticultural farms bring in most of the money in the district.

In 2012, that economy in Arumeru District was threatened when, local landless residents forcibly occupied some of those commercial farms.