Africa countries and their population (2025) Africa is home to more than fifty countries, with a combined population of over 1.4 billion people. Let’s explore each nation by population. The most populated country is Nigeria, with over 237 million people, followed by Ethiopia at 135 million, and Egypt at 118 million. The Democratic Republic of Congo has more than 112 million, while Tanzania counts over 70 million. South Africa, with its diverse culture and economy, has around 65 million, and Keny