The end-line survey was commissioned by CARE International in Somalia to assess the overall change outcomes of the COVID-19 Hygiene Behavior Change Campaign as per the project’s theory of change and to identify key lessons learned for the campaign that could inform future strategies. The project was implemented through an extensive mass media, digital and interpersonal hygiene promotion information, and messaging campaign in communities and institutions supported by the provision of water supply and handwashing kits and infrastructure as well as provision of relevant Personal Protective Equipment-PPE, as per the context.