The 2005 Central American Junior and Youth Championships in Athletics were held at the Estadio de Atletismo del Instituto Nicaragüense de Deportes in Managua, Nicaragua, between May 21–22, 2005. Organized by the Central American Isthmus Athletic Confederation (CADICA), it was the 18th edition of the Junior (U-20) and the 13th edition of the Youth (U-18) competition. A total of 80 events were contested, 40 by boys and 40 by girls. Overall winner on points was Costa Rica.
