Ohimini local government area was created in 1996 withits headquarters in Idekpa and has two of the 22 Idoma districts; Onyagede and Oglewu. In the March 2006 census, Ohimini local government area had a population of 70,688 and was projected to be 95,400 in 2016.
The local government area is bordered by Otukpo and Okpokwu local government areas of Benue State as well as Olamaboro and Ankpa local government areas of Kogi State. The local government area derives its name from the beautiful Ohimini stream that flows in the area.
The people of the local government speak a dialect of Idoma and are primarily farmers with yam, guinea corn, groundnut, maize and cassava the main produce from the area.
Ohimini local government area is also blessed with vast forest reserve and trees from these forests produce the bulk of timber found in Otukpo timber market.