Is Eritrea one of the poorest countries in Africa?

Yes, Eritrea is definitely one of the poorest countries in Africa. It has one of the smallest GDPs in the world as well as the 5th smallest GDP per capita in the world (somewhat like a median income). Eritrea is also in quite some big debt (about 60% of its GDP); the citizens of Eritrea are also in massive debt (about 145% of its GDP).