In 2012 Jones competed in the CARIFTA Games as an under-20 athlete for the first time, winning gold in the long jump (6.18 m), silver in the high jump (1.80 m) and bronze in the 4 × 100 m relay. At the CAC Junior Championships she won gold medals in both the long jump (6.36 m) and the high jump (1.81 m); her long jump mark was a new championship record and Barbadian junior record, while her high jump mark equaled the championship record. She competed in the long jump at the 2012 World Junior Championships in Barcelona, but was eliminated in the qualification.