Introduction Despite the magnitude of the COVID-19 pandemic, the information about its development in pediatrics is still limited This report describes the characteristics of patients admitted to a children's hospital due to COVID-19 during the first three months of the pandemic Method Descriptive study including all patients hospitalized due to COVID-19 between 4/1/2020 and 6/30/2020 Results A total of 191 patients were hospitalized due to COVID-19;their median age was 7 7 years;89 % had a history of close contact Of them, 35 6 % were considered asymptomatic;61 2 %, mild cases;and 3 2 %, moderate cases (no severe cases) None of them received a specific treatment for the disease The most common symptoms were fever, sore throat, and cough The median length of stay was 6 days Conclusion A total of 191 cases of children and adolescents admitted due to COVID-19 are reported Most were asymptomatic or presented with a mild disease