Costa Rica competed at the 2015 World Championships in Athletics in Beijing, China, from 22 to 30 August 2015.
Results (q – qualified, NM – no mark, SB – season best)
Men Track and road events AthleteEventHeatSemifinalFinalResultRankResultRankResultRank Nery Brenes 400 metres45.0821 q45.4121did not advance Field events AthleteEventQualificationFinalDistancePositionDistancePosition Roberto Sawyers Hammer throw66.6430did not advance
References