The 17th World Aquatics Swimming Championships (25 m) took place from 10 to 15 December 2024 in Budapest, Hungary, at the Duna Arena. Swimming events in the championships were conducted in a 25 m indoor (short course) pool.

The 4 × 50 m freestyle relay and 4 × 50 m medley relay for men and women were removed from the program, and the mixed medley relay was added, for a total of 45 medal events.

The United States topped the medal table, winning 18 gold & 39 medals in total, and broke 21 world records in the championships, were given the Best Team Award. Noe Ponti of Switzerland was named the Best Male swimmer and Gretchen Walsh of the US was named the Best Female swimmer.

Belarusian swimmers competed under the name of "Neutral Athletes A" under the World Aquatics flag, while Russian swimmers competed under the name of "Neutral Athletes B", also under the World Aquatics flag.

Qualification The qualification period for the 2024 World Swimming Championships ran from 23 July 2023 through 17 November 2024.WORLD AQUATICS SWIMMING CHAMPIONSHIPS (25M) BUDAPEST 2024 QUALIFICATION. World Aquatics. Retrieved 9 December 2024.

Below were the qualifying times as determined by World Aquatics: Event Men Women Men Women "A" "B" 50 m freestyle 21.40 24.44 22.15 25.30 100 m freestyle 47.23 53.78 48.88 55.66 200 m freestyle 1:44.08 1:55.60 1:47.72 1:59.65 400 m freestyle 3:42.50 4:06.95 3:50.29 4:15.59 800 m freestyle 7:45.02 8:29.17 8:01.30 8:46.99 1500 m freestyle 14:49.29 16:15.27 15:20.42 16:49.40 50 m backstroke 23.38 26.54 24.20 27.47 100 m backstroke 51.30 58.08 53.10 1:00.11 200 m backstroke 1:52.66 2:05.54 1:56.60 2:09.93 50 m breaststroke 26.57 30.45 27.50 31.52 100 m breaststroke 57.63 1:05.28 59.65 1:07.56 200 m breaststroke 2:06.23 2:23.38 2:10.65 2:28.40 50 m butterfly 22.53 25.82 23.32 26.72 100 m butterfly 50.57 57.40 52.34 59.41 200 m butterfly 1:53.61 2:08.85 1:57.59 2:13.36 100 m individual medley 52.98 59.65 54.83 1:01.74 200 m individual medley 1:55.25 2:10.16 1:59.28 2:14.72 400 m individual medley 4:09.19 4:37.54 4:17.91 4:47.25

Schedule An opening ceremony will proceed the start of competition on 10 December and a closing ceremony will conclude the Championships on 15 December following competition termination.

A total of 45 events will be contested over six consecutive days.World Aquatics Swimming Championships (25m) Budapest (HUN) 10 - 15 December 2024 Competition Schedule As of SUN 8 DEC 2024. World Aquatics. 8 December 2024. Retrieved 9 December 2024.  H  Heats SF  Semifinals    Finals  TF  Timed Finals

+Men Date → Tue 10 Wed 11 Thu 12 Fri 13 Sat 14 Sun 15Event ↓ M E M E M E M E M E M E 50 m freestyle H SF 100 m freestyle H SF 200 m freestyle H 400 m freestyle H 800 m freestyle TF TF 1500 m freestyle TF TF 50 m backstroke H SF 100 m backstroke H SF 200 m backstroke H 50 m breaststroke H SF 100 m breaststroke H SF 200 m breaststroke H 50 m butterfly H SF 100 m butterfly H SF 200 m butterfly H 100 m individual medley H SF 200 m individual medley H 400 m individual medley H freestyle relay H freestyle relay H medley relay H

+Women Date → Tue 10 Wed 11 Thu 12 Fri 13 Sat 14 Sun 15Event ↓ M E M E M E M E M E M E 50 m freestyle H SF 100 m freestyle H SF 200 m freestyle H 400 m freestyle H 800 m freestyle TF TF 1500 m freestyle TF TF 50 m backstroke H SF 100 m backstroke H SF 200 m backstroke H 50 m breaststroke H SF 100 m breaststroke H SF 200 m breaststroke H 50 m butterfly H SF 100 m butterfly H SF 200 m butterfly H 100 m individual medley H SF 200 m individual medley H 400 m individual medley H freestyle relay H freestyle relay H medley relay H

+Mixed Date → Tue 10 Wed 11 Thu 12 Fri 13 Sat 14 Sun 15Event ↓ M E M E M E M E M E M E 4 × 50 m freestyle relay H 4 × 50 m medley relay H medley relay H

Medal summary Medal table

Results Men's events 50 m freestyle 20.19 20.57 20.61100 m freestyle 45.38 45.47SA 45.48200 m freestyle 1:38.61WR 1:40.36OC 1:41.13NR400 m freestyle 3:35.89 3:36.31 Not awarded800 m freestyle 7:30.56NR 7:31.90 7:31.93AF1500 m freestyle 14:16.40 14:17.27 14:20.64WJ, NR50 m backstroke Miron Lifintsev Neutral Athletes B 22.47WJ 22.49OC 22.56NR100 m backstrokeMiron Lifintsev Neutral Athletes B 48.76WJ 48.79NR 49.16NR200 m backstroke 1:45.65CR, ER 1:48.96 1:49.9350 m breaststroke 25.42 Kirill Prigoda Neutral Athletes B 25.56 Not awarded100 m breaststroke 55.47CR, AS Kirill Prigoda Neutral Athletes B 55.49NR Ilya Shymanovich Neutral Athletes A 55.60200 m breaststroke 2:01.55NR Kirill Prigoda Neutral Athletes B 2:01.88 2:02.0150 m butterfly 21.32WR 21.67AM 21.68100 m butterfly 47.71WR 48.57NR 48.71200 m butterfly 1:48.24=CR, AM 1:48.64ER 1:49.26NR100 mindividual medley 50.33CR, NR 51.11NR 51.35SA200 mindividual medley 1:49.51CR, AM 1:50.88NR 1:50.90NR400 mindividual medley Ilya Borodin Neutral Athletes B 3:56.83 3:57.45 3:58.834 × 100 mfreestyle relayJack Alexy (45.05) CR, AMLuke Hobson (45.18)Kieran Smith (46.01)Chris Guiliano (45.42)Trenton Julian 3:01.66WRAlessandro Miressi (45.85)Leonardo Deplano (45.76)Lorenzo Zazzeri (46.21)Manuel Frigo (45.73) 3:03.65Kamil Sieradzki (46.33)Jakub Majerski (46.04)Ksawery Masiuk (45.64)Kacper Stokowski (46.45)Piotr Ludwiczak 3:04.46NR4 × 200 mfreestyle relayLuke Hobson (1:38.91) WRCarson Foster (1:40.77)Shaine Casas (1:40.34)Kieran Smith (1:40.49)Trenton JulianDaniel Matheson 6:40.51WRMaximillian Giuliani (1:40.73)Edward Sommerville (1:41.03)Harrison Turner (1:42.21)Elijah Winnington (1:41.57)David Schlicht 6:45.54OCFilippo Megli (1:42.26)Manuel Frigo (1:42.15)Carlos D'Ambrosio (1:41.48)Alberto Razzetti (1:41.62)Davide Dalla CostaAlessandro Ragaini 6:47.51NR4 × 100 mmedley relay Neutral Athletes BMiron Lifintsev (49.31)Kirill Prigoda (55.15)Andrey Minakov (48.80)Egor Kornev (45.42)Pavel SamusenkoAleksandr ZhigalovDmitrii Zhavoronkov 3:18.68WRShaine Casas (48.92)Michael Andrew (57.03)Dare Rose (48.55)Jack Alexy (44.53)AJ PouchZach HartingHarrison Turner 3:19.03Lorenzo Mora (49.53)Ludovico Viberti (56.15)Michele Busa (48.81)Alessandro Miressi (45.42)Christian BacicoSimone CerasuoloSimone Stefanì 3:19.91 Swimmers who participated in the heats only and received medals.

Women's events 50 m freestyle 22.83WR 23.05 23.37100 m freestyle 50.31CR, AM 50.63NR 50.73200 m freestyle 1:50.62 1:51.49AM 1:51.62WJ, NR400 m freestyle 3:50.25WR 3:53.73OC 3:54.88800 m freestyle 8:01.95CR, NR 8:05.42NR 8:05.901500 m freestyle 15:24.69 15:30.14 15:41.2950 m backstroke 25.23WR 25.61 25.78100 m backstroke 54.55CR 54.93 55.75200 m backstroke 1:58.04WR 1:59.96WJ, NR Anastasiya Shkurdai Neutral Athletes A 2:00.5650 m breaststroke 28.54 28.86 28.91100 m breaststroke 1:02.38 1:02.80 1:03.25200 m breaststroke 2:12.50WR Evgeniia Chikunova Neutral Athletes B 2:15.14 2:16.8350 m butterfly 24.01 24.43NR 24.68OC100 m butterfly 52.71WR 54.66NR 55.10OC200 m butterfly 1:59.32WR 2:01.00NR 2:02.91100 mindividual medley 55.11WR 56.49 56.67NR200 mindividual medley 2:01.63WR 2:02.65 2:02.75NR400 mindividual medley 4:15.48WR 4:20.14NR 4:24.344 × 100 mfreestyle relayKate Douglass (50.95)Katharine Berkoff (51.38)Alex Shackell (52.01)Gretchen Walsh (50.67)Phoebe BaconJillian Cox 3:25.01WRMeg Harris (52.59)Milla Jansen (51.62)Alexandria Perkins (51.68)Lani Pallister (52.36)Lily PriceLeah Neale 3:28.25Mary-Sophie Harvey (52.40)Summer McIntosh (51.81)Ingrid Wilm (52.22)Penny Oleksiak (52.01)Sydney PickremAlexanne Lepage3:28.444 × 200 mfreestyle relayAlex Walsh (1:53.25)Paige Madden (1:53.18)Katie Grimes (1:53.39)Claire Weinstein (1:50.31)Phoebe BaconLilla Bognar 7:30.13WRNikolett Pádár (1:52.81)Panna Ugrai (1:52.59)Dóra Molnár (1:55.39)Lilla Minna Ábrahám (1:52.60) 7:33.39NRLeah Neale (1:52.79)Elizabeth Dekkers (1:54.96)Milla Jansen (1:54.01)Lani Pallister (1:51.84)Tara Kinder7:33.604 × 100 mmedley relayRegan Smith (54.02) WRLilly King (1:03.02)Gretchen Walsh (52.84)Kate Douglass (50.53)Katharine BerkoffEmma WeberAlex ShackellAlex Walsh 3:40.41WRAbbie Wood (57.44)Angharad Evans (1:03.18)Eva Okaro (56.11)Freya Anderson (51.11) 3:47.84NRQian Xinan (56.88)Tang Qianting (1:03.17)Chen Luying (56.25)Liu Shuhan (51.63) 3:47.93 Swimmers who participated in the heats only and received medals.

Mixed events 4 × 50 mfreestyle relayLeonardo Deplano (20.80)Alessandro Miressi (21.01)Silvia Di Pietro (23.35)Sara Curtis (23.34)Lorenzo Zazzeri 1:28.50Ilya Kharun (20.80)Yuri Kisil (20.57)Ingrid Wilm (23.72)Mary-Sophie Harvey (23.51)Finlay KnoxPenny Oleksiak 1:28.60Piotr Ludwiczak (21.31)Kamil Sieradzki (20.89)Kornelia Fiedkiewicz (23.70)Katarzyna Wasick (22.90) 1:28.80NR4 × 50 mmedley relay Neutral Athletes BMiron Lifintsev (22.39)Kirill Prigoda (24.94)Arina Surkova (24.43)Daria Trofimova (23.60)Pavel SamusenkoOleg KostinDaria Klepikova1:35.36ERKylie Masse (25.87)Finlay Knox (25.53)Ilya Kharun (20.73)Ingrid Wilm (23.81) 1:35.94NRShaine Casas (22.85)Michael Andrew (25.29)Regan Smith (24.90)Katharine Berkoff (23.16)AJ PouchAlex ShackellAlex Walsh 1:36.204 × 100 mmedley relay Neutral Athletes BMiron Lifintsev (48.90)Kirill Prigoda (54.86)Arina Surkova (55.63)Daria Klepikova (51.08)Pavel SamusenkoAleksandr ZhigalovDaria Trofimova3:30.47Regan Smith (54.19)Lilly King (1:03.05)Dare Rose (48.68)Jack Alexy (44.63)Shaine CasasAJ PouchAlex Shackell 3:30.55Ingrid Wilm (55.82)Finlay Knox (56.39)Ilya Kharun (48.27)Mary-Sophie Harvey (51.49)Blake TierneySophie AngusPenny Oleksiak 3:31.97 Swimmers who participated in the heats only and received medals.

Records The following world and championship records were set during the competition:

World records