The middle class is not actually one neat income class in the United States but a wide swath of income earners and socioeconomic groups, from $50,000 to $150,000 annual salary, whose dollars stretch ...

Social scientists use 3 common methods to define class—by occupation, income, or education—and there is really no consensus about the “right” way to do it. Michael Zweig, a leading scholar in ...

That said, the shifts in middle-class household income requirements have not been the same in every state. In some states, the household income range of the middle class hasn’t increased quite as much ...