The men's long jump at the 2024 World Athletics U20 Championships was held at the Estadio Atlético de la VIDENA on 29 and 30 August.

Records U20 standing records prior to the 2024 World Athletics U20 Championships were as follows: Record Athlete & Nationality Mark Location DateWorld U20 Record8.38Rome, Italy8 June 2024Championship Record8.20Plovdiv, Bulgaria9 August 1990World U20 Leading8.38Rome, Italy8 June 2024

Results Qualification Athletes attaining a mark of at least 7.75 metres (Q) or at least the 12 best performers (q) qualified for the final. Group A Rank AthleteNationRound Mark Notes 1 2 3 1Roko Farkaš8.158.15, 2Temoso Masikane7.877.87 3Luka Bošković7.357.367.687.68 4Simon Plitzko7.597.407.437.59 5Mason McGroder7.527.527.587.58 6Takuto Tsuchiya7.567.447.56 7Krzysztof Grochowski7.317.527.52 8Anton Nahorniak7.415.707.167.41 9Juriad Hughes6.967.307.247.30 10Petr Meindlschmid7.247.24 11Andrei Sandu7.226.337.22 12Antreas Machallekides7.106.987.10 13Daniele Inzoli6.876.87 14Andrew Stone6.04r6.04 Klemen Modrijančič

Group B Rank AthleteNationRound Mark Notes 1 2 3 1Julian Holuschek7.407.307.587.58 2Jesuye Doherty7.57 w 7.57 3Sebastian Berntsen7.507.50 4Zhang Shengming7.357.497.49 5Eito Omori6.987.437.43 6Jakub Ptasiewicz7.237.237.407.40 7Louai Lamraoui7.387.167.397.39 8Mohd. Sazid7.397.277.207.39 9Lance Aabo7.037.257.287.28 10Áron Hajdu7.276.857.27 11Josh Parrish7.217.126.857.21 12Aleksis Gailītis7.107.087.10 13Frank Nazareno6.92r6.92 14Nicolas Rivera6.496.49

Final Rank AthleteNationRound Mark Notes 1 2 3 4 5 6Roko Farkaš7.777.818.17–8.17 wLuka Bošković7.317.937.827.627.567.93Mason McGroder7.687.627.807.687.804Temoso Masikane7.487.457.647.657.747.745Simon Plitzko7.467.197.677.597.297.676Sebastian Berntsen7.597.22–7.097.197.547.597Krzysztof Grochowski7.537.576.667.578Takuto Tsuchiya7.437.567.457.197.569Julian Holuschek7.177.067.367.3610Eito Omori7.137.325.847.3211Jesuye Doherty7.177.1712Zhang Shengming6.776.686.77

References