The majority of people in most governments in Southern, Southeast, and Central Africa, as well as in a sizable portion of the Horn of Africa and West Africa, identify as Christians. As of 2023, about 1.5 billion people lived in Africa, which is about 18.2% of the world's population. The continent is bounded on the west by the Atlantic Ocean, on the north by the … Africa is the world's second-largest and second most-populous continent, after Asia. If adjacent islands are included, it covers six percent of Earth 's total surface area and 20 percent of the total land area. Africa is a large and diverse continent that extends from South Africa northward to the Mediterranean Sea. The continent makes up one-fifth of the total land surface of Earth. Browse Countries of Africa at africa.com for detailed info on all African nations, including history, facts, and regional highlights. Countries by Continents: Africa. Index of African countries, states, and regions, with population figures, capital cities, and maps. Africa is one of Earth’s six continents and the world’s third-largest after Asia and America. It borders Europe to the north, Antarctica to the south, and is surrounded by the Atlantic Ocean to the west and ….