Regionally representative cross-sectional household survey in Lusaka, Zambia collecting information on demographics, health expenditure, ratings of last health facility visit, trust in government, health insurance status and confidence in the health system among the informal sector. The data was collected from November 6 to December 19, 2020. We obtained ethical clearance from the University of Zambia Social Sciences and Humanities Ethical Clearance Committee as well as the permission to conduct this research from the National Health Research Authority. We also obtained ethical clearance from the Ethikkommission Nordwest-und Zentralschweiz (EKNZ) in Switzerland. An informed consent was obtained from each respondent before the interview started. (2024-09-02)