18-29-year-olds are significantly more likely to work less than 25 hours per week

Employed 18-29 year-olds (23%) are significantly more likely to work 25 hours or less per week when compared with 30-49 year-olds (11%) and 50-64 year-olds (13%). Employed Americans in the middle age groups are significantly more likely, on the other hand, to work 41-50 hours a week. As noted in the table below, those earning higher incomes also tend to work longer hours, according to Pew Internet Project.