Quick Answer. The smallest country in Africa is Seychelles, a group of islands off the continent's east coast. The smallest country on the mainland of the continent is The Gambia. read more
Africa's average population is the youngest amongst all the continents; the median age in 2012 was 19.7, when the worldwide median age was 30.4. Algeria is Africa's largest country by area, and Nigeria is its largest by population. read more