Social classes are groups of people within a society based on factors such as wealth, occupation, or status. These groups may include categories such as upper, middle, and lower classes. People within a class may share similar living conditions or types of work. Social classes can be structured in different ways in different societies.

Social classes are found in societies around the world, both in the past and today. They can be seen in cities, rural areas, and across different cultures. The way classes are defined may vary between countries.

Social classes have existed throughout history, from ancient civilizations to modern societies. They continue to be part of how societies are organized. People may belong to different classes based on various factors.