Background and Purpose: The aim of this article was to analyze the likelihood of receiving informal care after a stroke and to study the burden and risk of burnout of primary caregivers in Spain.; Methods: The CONOCES study is an epidemiological, observational, prospective, multicenter study of patients diagnosed with stroke and admitted to a Stroke Unit in the Spanish healthcare system. At 3 and 12 months post-event, we estimated the time spent caring for the patient and the burden borne by primary caregivers.