Its residents are mainly of the Arror dialect of the Tugen sub-tribe in the Kalenjin cluster but members of other tribes across Kenya are also available.
[2] In the initial days of its existence, Kabartonjo was known to the locals as Kameshen, roughly translated as 'of-the-mission' due to the mission established there.
Kabartonjo is an area that was populated by the Kaplumbei and Kapcheptinya clans.
It is located on top of a ridge and all the surrounding land is used up hence its prospects of expansion are extremely limited.
As the largest town in Baringo North, Kabartonjo is the hotbed of Arror politics.