African households: National and subnational trends from censuses and surveys.

Summary: Imagine a family portrait. In the United States or Europe, this often includes parents and their children. However, a new comprehensive study looking at millions of people across 49 African countries reveals a much more vibrant and varied picture. By analyzing census data from over 400 distinct regions, researchers found that the "typical" African household varies wildly depending on where you look.

The main factor deciding how big a household gets? It is primarily the number of children, but also significantly influenced by extended family members—grandparents, aunts, uncles—living under one roof. The study also highlights the continuing, though uneven, role of polygyny (men having multiple wives) in shaping family structures. This research moves beyond simple averages to show the complex, rich tapestry of how families live together across the continent.