A low income working family is a “working family with income less than 200 percent of the poverty threshold” (p.12).

Waldron, T., Roberts, B. & Reamer, A. (October 2004). Working hard, falling short: America’s working families and the pursuit of economic security: A national report by the Working Poor Families Project, sponsored by the Annie E. Casey, Ford, and Rockefeller Foundations. Baltimore, MD: The Annie E. Casey Foundation.