The Joshua Project as of 2020 gave the population as 61,000 located in the Poko territory of Bas-Uélé province, between the Bomokandi and Uélé rivers.

[1] The Italian explorer Giovanni Miani, who visited the Uele region in 1872, was the first European to mention the Barambu people.

[2] A 1948 account by S. Santandrea summarized what was then known of the Barambo and other peoples of the Bahr el Ghazal basin.

After the "Sudanese" sections of the tribe crossed the Congo-Nile Divide they settled between the Mongu and Ringasi rivers.

In 1948 about 2,900 tax payers of the tribe inhabited the country between the hills near Tombora and the Boku River in the French Congo.