The Junior C category is open for girls and boys aged 14–15.
The Infantile A category is open for girls and boys aged 12–13.
There is a report on an early competition held in the year 1984 in El Salvador.
In 2007, the format was changed to be open for the age groups U-16 and U-14, with U-12 competitions being held occasionally.
In 2012, a specific Central American "Kids Athletics" tournament (Spanish: Torneo Centroamericano Kids Athletics) was introduced for the age group of 9–11 years.