# List of United States records in swimming

There are two different kinds of swimming records in the United States and certified by USA Swimming:
* American record: the fastest time by an American swimmer.
* U.S. Open record: the fastest time within the United States.
Note: The American records should not be confused with the Americas records, which are the fastest times ever swum by a swimmer representing any country of the Americas.
An asterisk (*) indicates that this record has been achieved since the latest USA Swimming records publication. A plus (+) indicates that this record also is the current world record.

## Long course (50 m)
### Men

| Event | American Record (50 m) | U.S. Open Record (50 m) |
| freestyle |||
| 50 free | 21.04 Caeleb Dressel (USA) 2019 World Championships July 27, 2019 / Gwangju, South Korea 21.04 Caeleb Dressel (Gator Swim Club) 2020 US Olympic Trials June 20, 2021 / Omaha, Nebraska | 21.04 Caeleb Dressel (Gator Swim Club) 2020 US Olympic Trials June 20, 2021 / Omaha, Nebraska |
| 100 free | 46.96 Caeleb Dressel (USA) 2019 World Championships July 25, 2019 / Gwangju, South Korea | 47.08 Jack Alexy (California Aquatics) 2024 US Olympic Trials June 18, 2024 / Indianapolis, Indiana |
| 200 free | 1:42.96 Michael Phelps (USA) 2008 Olympic Games August 12, 2008 / Beijing, China | 1:44.10 Michael Phelps (Club Wolverine) 2008 US Olympic Trials July 1, 2008 / Omaha, Nebraska |
| 400 free | 3:42.78 Larsen Jensen (USA) 2008 Olympic Games August 10, 2008 / Beijing, China | 3:43.53 Larsen Jensen (Trojan Swim Club) 2008 USA Olympic Trials June 29, 2008 / Omaha, Nebraska |
| 800 free | 7:38.67 Bobby Finke (USA) 2023 World Championships July 26, 2023 / Fukuoka, Japan | 7:40.34 Bobby Finke (Florida) 2023 USA Nationals July 1, 2023 / Indianapolis, Indiana |
| 1500 free | 14:30.67$^+$ Bobby Finke (USA) 2024 Olympic Games August 4, 2024 / Paris, France | 14:40.28 Bobby Finke (Florida) 2024 United States Olympic trials June 23, 2024 / Indianapolis, Indiana |
| backstroke | American Record (50 m) | U.S. Open Record (50 m) |
| 50 back | 23.71 Hunter Armstrong (Ohio State) 2022 USA International Team Trials April 28, 2022 / Greensboro, North Carolina | same |
| 100 back | 51.85 Ryan Murphy (USA) 2016 Olympic Games (r) August 13, 2016 / Rio de Janeiro, Brazil | 51.94 Aaron Peirsol (Longhorn Aquatics) 2009 USA Nationals July 8, 2009 / Indianapolis |
| 200 back | 1:51.92$^+$ Aaron Peirsol (USA) 2009 World Championships July 31, 2009 / Rome, Italy | 1:53.08 Aaron Peirsol (Longhorn Aquatics) 2009 USA Nationals July 11, 2009 / Indianapolis |
| breaststroke | American Record (50 m) | U.S. Open Record (50 m) |
| 50 breast | 26.45 Nic Fink (USA) 2022 World Championships June 21, 2022 / Budapest, Hungary | 26.52 Michael Andrew (MA Swim Academy) 2022 USA International Team Trials April 28, 2022 / Greensboro, North Carolina |
| 100 breast | 58.14 Michael Andrew (Race Pace Club) 2020 US Olympic Trials (sf) June 13, 2021 / Omaha, Nebraska | same |
| 200 breast | 2:06.54 Matthew Fallon (University of Pennsylvania) 2024 US Olympic Trials June 19, 2024 / Indianapolis, Indiana | same |
| butterfly | American Record (50 m) | U.S. Open Record (50 m) |
| 50 fly | 22.35 Caeleb Dressel (USA) 2019 World Championships July 22, 2019 / Gwangju, South Korea | 22.84 Caeleb Dressel (Gator Swim Club) 2022 USA International Team Trials April 27, 2022 / Greensboro, North Carolina |
| 100 fly | 49.45$^+$ Caeleb Dressel (USA) 2020 Olympic Games July 31, 2021 / Tokyo, Japan | 49.76 Caeleb Dressel (Gator Swim Club) 2020 US Olympic Trials (sf) June 18, 2021 / Omaha, Nebraska |
| 200 fly | 1:51.51 Michael Phelps (USA) 2009 World Championships July 29, 2009 / Rome, Italy | 1:52.20 Michael Phelps (Club Wolverine) 2008 US Olympic Trials July 2, 2008 / Omaha, Nebraska |
| individual medley | American Record (50 m) | U.S. Open Record (50 m) |
| 200 IM | 1:54.00$^+$ Ryan Lochte (USA) 2011 World Championships July 28, 2011 / Shanghai, China | 1:54.56 Ryan Lochte (Daytona Beach) 2009 USA Nationals July 10, 2009 / Indianapolis |
| 400 IM | 4:03.84 Michael Phelps (USA) 2008 Olympic Games August 10, 2008 / Beijing, China | 4:05.25 Michael Phelps (Club Wolverine) 2008 US Olympic Trials June 29, 2008 / Omaha, Nebraska |
| relays | American Record (50 m) | U.S. Open Record (50 m) |
| 400 free relay | 3:08.24$^+$ USA (M. Phelps-47.51, G. Weber-Gale-47.02, C. Jones-47.65, J. Lezak-46.06) 2008 Olympic Games August 11, 2008 / Beijing, China | 3:11.74 USA (M. Phelps-48.13, R. Lochte-47.98, J. Lezak-48.12, N. Adrian-47.51) Pan Pacific Championships August 20, 2010 / Irvine, California |
| 800 free relay | 6:58.55$^+$ USA (M. Phelps-1:44.49, R. Berens-1:44.13, D. Walters-1:45.47, R. Lochte-1:44.46) 2009 World Championships July 31, 2009 / Rome, Italy | 7:03.84 USA (M. Phelps-1:45.62, P. Vanderkaay-1:46.46, R. Berens-1:46.49, R. Lochte-1:45.27) Pan Pacific Championships August 20, 2010 / Irvine, California |
| 400 medley relay | 3:26.78$^+$ USA (R. Murphy-52.31, M. Andrew-58.49, C. Dressel-49.03, Z. Apple-46.95 2020 Olympic Games August 1, 2021 / Tokyo, Japan | 3:32.48 USA (A. Peirsol-53.91, M. Gangloff-1:00.45, M. Phelps-50.58, N. Adrian-47.54) Pan Pacific Championships August 22, 2010 / Irvine, California |

### Women

| Event | American Record (50 m) | U.S. Open Record (50 m) |
| freestyle |||
| 50 free | 23.91 Kate Douglass (USA) 2024 World Championships February 18, 2024 / Doha, Qatar | 24.00 Abbey Weitzeil (Cal Aquatics) 2023 USA Nationals July 1, 2023 / Indianapolis, Indiana |
| 100 free | 52.04 Simone Manuel (USA) 2019 World Championships July 26, 2019 / Gwangju, South Korea | 52.54 Simone Manuel (Stanford) 2018 USA Nationals July 25, 2018 / Irvine, California |
| 200 free | 1:53.61 Allison Schmitt (USA) 2012 Olympic Games July 31, 2012 / London, UK | 1:54.13 Summer McIntosh (Canada) 2023 TYR Pro Swim Series March 3, 2023 / Fort Lauderdale, Florida |
| 400 free | 3:56.46 Katie Ledecky (USA) 2016 Olympic Games August 7, 2016 / Rio de Janeiro, Brazil | 3:57.94 Katie Ledecky (Stanford) 2018 TYR Pro Swim Series May 17, 2018 / Indianapolis |
| 800 free | 8:04.79$^+$ Katie Ledecky (USA) 2016 Olympic Games August 12, 2016 / Rio de Janeiro, Brazil | 8:06.68 Katie Ledecky (Nations Capital) 2016 Arena Pro Swim Series January 17, 2016 / Austin, Texas |
| 1500 free | 15:20.48$^+$ Katie Ledecky (USA) 2018 TYR Pro Swim Series May 16, 2018 / Indianapolis, Indiana | same |
| backstroke | American Record (50 m) | U.S. Open Record (50 m) |
| 50 back | 27.10 Regan Smith (USA) 2023 World Championships (sf) 26 July 2023 / Fukuoka, Japan | 27.12 Katharine Berkoff (NC State University) 2022 USA International Team Trials April 28, 2022 / Greensboro, North Carolina |
| 100 back | 57.13$^+$ Regan Smith (Longhorn Aquatics) 2024 US Olympic Trials June 19, 2024 / Indianapolis, Indiana | same |
| 200 back | 2:03.35 Regan Smith (USA) 2019 World Championships (sf) July 26, 2019 / Gwangju, South Korea | 2:03.80 Regan Smith (Sun Devil) 2023 Phillips 66 National Championships June 28, 2023 / Indianapolis, Indiana |
| breaststroke | American Record (50 m) | U.S. Open Record (50 m) |
| 50 breast | 29.40 Lilly King (USA) 2017 World Championships July 30, 2017 / Budapest, Hungary | 29.62 Lilly King (Indiana University) 2018 TYR Pro Swim Series June 10, 2018 / Santa Clara, California |
| 100 breast | 1:04.13$^+$ Lilly King (USA) 2017 World Championships July 25, 2017 / Budapest, Hungary | 1:04.45 Jessica Hardy (Trojan Swim Club) 2009 U.S. Open Championships August 7, 2009 / Federal Way, Washington |
| 200 breast | 2:19.24 Kate Douglass (USA) 2024 Olympic Games August 1, 2024 / Paris, France | 2:19.30 Kate Douglass (New York Aquatic Club) 2024 TYR Pro Swim Series January 13, 2024 / Knoxville, Tennessee |
| butterfly | American Record (50 m) | U.S. Open Record (50 m) |
| 50 fly | 25.11 Gretchen Walsh (Nashville Aquatic) 2023 Phillips 66 National Championships June 28, 2023 / Indianapolis | same |
| 100 fly | 55.18$^+$ Gretchen Walsh (Nashville Aquatic) 2024 United States Olympic trials June 15, 2024 / Indianapolis | same |
| 200 fly | 2:03.84 Regan Smith (USA) 2024 Olympic Games August 1, 2024 / Paris, France | 2:03.87 Regan Smith (Sun Devil) 2023 Sun Devil Open June 4, 2023 / Tempe, Arizona |
| individual medley | American Record (50 m) | U.S. Open Record (50 m) |
| 200 IM | 2:06.15 Ariana Kukors (USA) 2009 World Championships July 27, 2009 / Rome, Italy | 2:06.79 Kate Douglass (New York Aquatic Club) 2024 United States Olympic trials June 22, 2024 / Indianapolis, Indiana |
| 400 IM | 4:31.12 Katie Hoff (North Baltimore) 2008 US Olympic Trials June 29, 2008 / Omaha, Nebraska | 4:26.98 Summer McIntosh (Canada) 2025 TYR Pro Swim Series March 7, 2025 / Westmont, Illinois |
| relays | American Record (50 m) | U.S. Open Record (50 m) |
| 400 free relay | 3:30.20 USA (K. Douglass-52.98, G. Walsh-52.55, T. Huske-52.06, S. Manuel-52.61) 2024 Olympic Games July 27, 2024 / Paris, France | 3:35.11 USA (N. Coughlin-54.25, J. Hardy-53.43, A. Weir-53.85, D. Vollmer-53.58) 2010 Pan Pacs August 21, 2010 / Irvine, California |
| 800 free relay | 7:40.73 USA (A. Schmitt-1:56.34, P. Madden-1:55.25, K. McLaughlin-1:55.38, K. Ledecky-1:53.76) 2020 Olympic Games August 1, 2021 / Tokyo, Japan | 7:51.21 USA (D. Vollmer-1:58.05, M. Scroggy-1:57.89, K. Hoff-1:58.70, A. Schmitt-1:56.57) 2010 Pan Pacs August 20, 2010 / Irvine, California |
| 400 medley relay | 3:49.63$^+$ USA (R. Smith-57.28, L. King-1:04.81, G. Walsh-55.03, T. Huske-52.42) 2024 Olympic Games August 4, 2024 / Paris, France | 3:55.23 USA (N. Coughlin-59.85, R.Soni-1:05.35, D. Vollmer-56.91, J. Hardy-53.12) 2010 Pan Pacs August 22, 2010 / Irvine, California |

## Short course meters (25 m)
### Men

| Event | American Record (25 m) | U.S. Open Record (25 m) |
| freestyle |||
| 50 free | 20.16 Caeleb Dressel (Cali Condors) 2020 International Swimming League November 21, 2020 / Budapest, Hungary | 20.24 Caeleb Dressel (Cali Condors) 2019 International Swimming League December 20, 2019 / Las Vegas, Nevada |
| 100 free | 45.05 Jack Alexy (USA) 2024 World Championships December 10, 2024 / Budapest, Hungary | 45.22 Caeleb Dressel (Cali Condors) 2019 International Swimming League December 21, 2019 / Las Vegas, Nevada |
| 200 free | 1:38.61$^+$ Luke Hobson (USA) 2024 World Championships December 15, 2024 / Budapest, Hungary | 1:41.58 Alexander Graham (London Roar) 2019 International Swimming League October 19, 2019 / Lewisville, Texas |
| 400 free | 3:34.38 Kieran Smith (USA) 2022 World Championships December 15, 2022 / Melbourne, AUS | 3:35.99 Kieran Smith (USA) 2022 FINA Swimming World Cup November 3, 2022 / Indianapolis, United States |
| 800 free | 7:30.41 David Johnston (USA) 2022 Australian SC Championships August 24, 2022 / Sydney, Australia | 7:36.24 Pál Joensen (Team Europe) 2011 Duel in the Pool December 17, 2011 / Atlanta |
| 1500 free | 14:19.29 Connor Jaeger (USA) 2015 Duel in the Pool December 12, 2015 / Indianapolis, United States | same |
| backstroke | American Record (25 m) | U.S. Open Record (25 m) |
| 50 back | 22.53 Ryan Murphy (LA Current) 2021 International Swimming League November 25, 2021 / Eindhoven, Netherlands | 22.72 Dylan Carter (Trinidad and Tobago) 2022 FINA Swimming World Cup November 4, 2022 / Indianapolis, United States |
| 100 back | 48.33$^+$ Coleman Stewart (Cali Condors) 2021 International Swimming League August 29, 2021 / Naples, Italy | 48.92 Matt Grevers (USA) 2015 Duel in the Pool December 12, 2015 / Indianapolis, United States |
| 200 back | 1:46.68 Ryan Lochte (USA) 2010 Short Course Worlds December 19, 2010 / Dubai, UAE | 1:48.40 Shaine Casas (USA) 2022 FINA Swimming World Cup November 3, 2022 / Indianapolis, United States |
| breaststroke | American Record (25 m) | U.S. Open Record (25 m) |
| 50 breast | 25.38 Nic Fink (USA) 2022 World Championships December 18, 2022 / Melbourne, AUS | 25.75 Nic Fink (Cali Condors) 2019 International Swimming League December 20, 2019 / Las Vegas, Nevada |
| 100 breast | 55.56 Nic Fink (Cali Condors) 2021 International Swimming League December 4, 2021 / Eindhoven, Netherlands | 55.92 Adam Peaty (London Roar) 2019 International Swimming League December 21, 2019 / Las Vegas, Nevada |
| 200 breast | 2:01.60 Nic Fink (USA) 2022 World Championships December 16, 2022 / Melbourne, AUS | 2:02.33 Cody Miller (USA) 2015 Duel in the Pool December 11, 2015 / Indianapolis, United States |
| butterfly | American Record (25 m) | U.S. Open Record (25 m) |
| 50 fly | 21.99 Tom Shields (USA) 2021 FINA Swimming World Cup October 9, 2021 / Budapest, Hungary | 21.99 Dylan Carter (Trinidad and Tobago) 2022 FINA Swimming World Cup November 5, 2022 / Indianapolis, United States |
| 100 fly | 47.78 Caeleb Dressel (Cali Condors) 2020 International Swimming League November 21, 2020 / Budapest, Hungary | 48.63 Tom Shields (USA) 2015 Duel in the Pool December 11, 2015 / Indianapolis |
| 200 fly | 1:48.66 Tom Shields (LA Current) 2020 International Swimming League November 22, 2020 / Budapest, Hungary | 1:48.77 Daiya Seto (Energy Standard) 2019 International Swimming League December 21, 2019 / Las Vegas, Nevada |
| individual medley | American Record (25 m) | U.S. Open Record (25 m) |
| 100 IM | 49.28$^+$ Caeleb Dressel (Cali Condors) 2020 International Swimming League November 22, 2020 / Budapest, Hungary | 51.04 Shaine Casas (USA) 2022 FINA Swimming World Cup November 3, 2022 / Indianapolis, United States |
| 200 IM | 1:49.51 Shaine Casas (USA) 2024 World Championships December 10, 2024 / Budapest, Hungary | 1:50.76 Daiya Seto (Energy Standard) 2019 International Swimming League December 21, 2019 / Las Vegas, Nevada |
| 400 IM | 3:55.50 Ryan Lochte (USA) 2010 Short Course Worlds December 16, 2010 / Dubai, UAE | 3:54.81$^+$ Daiya Seto (Energy Standard) 2019 International Swimming League December 20, 2019 / Las Vegas, Nevada |
| relays | American Record (25 m) | U.S. Open Record (25 m) |
| 200 free relay | 1:21.80 C. Dressel (20.43) R. Held (20.25) J. Conger (20.59) M. Chadwick (20.53) 2018 World Championships December 14, 2018 / Hangzhou, China | 1:23.75 Auburn Tigers G. Bovell (21.40) R. Wochomurka (21.04) D. Gibb (20.76) F. Bousquet (20.55) 2004 Men's NCAA Division I Championships March 25, 2004 / East Meadow, New York |
| 400 free relay | 3:01.66$^+$ J. Alexy (45.05) L. Hobson (45.18) K. Smith (46.01) C. Guiliano (45.42) 2024 World Championships December 10, 2024 / Budapest, Hungary | 3:05.11 London Roar C. McEvoy (47.49) K. Chalmers (45.55) Y. Kisil (46.68) D. Scott (45.39) 2019 International Swimming League December 20, 2019 / Las Vegas, Nevada |
| 800 free relay | 6:40.51$^+$ L. Hobson (1:38.91) C. Foster (1:40.77) S. Casas (1:40.34) K. Smith (1:40.49) 2024 World Championships December 13, 2024 / Budapest, Hungary | 7:01.42 Michigan Wolverines P. Vanderkaay (1:45.69) D. Tarwater (1:45.61) A. Hurd (1:44.96) D. Ketchum (1:45.16) 2004 Men's NCAA Division I Championships March 26, 2004 / East Meadow, New York |
| 200 medley relay | 1:30.37 R. Murphy (22.61) N. Fink (25.24) S. Casas (22.13) M. Andrew (20.39) 2022 World Championships December 17, 2022 / Melbourne, AUS | 1:31.31 University of Florida Jonathon Marshall (23.34) Julian Smith (25.63) Joshua Liendo (21.43) Ed Fullum-Huot (20.91) Virginia vs. Florida Dual Meet October 18, 2024 / Charlottesville, Virginia |
| 400 medley relay | 3:18.98 R. Murphy (48.96) N. Fink (54.88) T. Julian (49.19) K. Smith (45.95) 2022 World Championships December 18, 2022 / Melbourne, AUS | 3:20.91 M. Grevers (49.25) K. Cordes (58.03) T. Shields (48.07) N. Adrian (45.56) 2015 Duel in the Pool December 12, 2015 / Indianapolis |

### Women

| Event | American Record (25 m) | U.S. Open Record (25 m) |
| freestyle |||
| 50 free | 22.83$^+$ Gretchen Walsh (USA) 2024 World Championships December 15, 2024 / Budapest, Hungary | 23.10 Gretchen Walsh (University of Virginia) Virginia vs. Florida Dual Meet October 18, 2024 / Charlottesville, Virginia |
| 100 free | 50.31 Gretchen Walsh (USA) 2024 World Championships December 12, 2024 / Budapest, Hungary | 51.00 Siobhán Haughey (HKG) 2022 FINA Swimming World Cup November 5, 2022 / Indianapolis, United States |
| 200 free | 1:51.62 Claire Weinstein (USA) 2024 World Championships December 15, 2024 / Budapest, Hungary | 1:51.19 Siobhán Haughey (HKG) 2022 FINA Swimming World Cup November 4, 2022 / Indianapolis, United States |
| 400 free | 3:52.88 Katie Ledecky (USA) 2022 FINA Swimming World Cup October 28, 2022 / Toronto, Canada | 3:54.04 Katie Ledecky (USA) 2022 FINA Swimming World Cup November 3, 2022 / Indianapolis, United States |
| 800 free | 7:57.42$^+$ Katie Ledecky (USA) 2022 FINA Swimming World Cup November 5, 2022 / Indianapolis, United States | same |
| 1500 free | 15:08.24$^+$ Katie Ledecky (USA) 2022 FINA Swimming World Cup October 29, 2022 / Toronto, Canada | 15:42.05 Katie Grimes (USA) 2022 FINA Swimming World Cup November 4, 2022 / Indianapolis, United States |
| backstroke | American Record (25 m) | U.S. Open Record (25 m) |
| 50 back | 25.23$^+$ Regan Smith (USA) 2024 World Championships December 13, 2024 / Budapest, Hungary | 25.37 Gretchen Walsh (University of Virginia) Virginia vs. Florida Dual Meet October 18, 2024 / Charlottesville, Virginia |
| 100 back | 54.02$^+$ Regan Smith (USA) 2024 World Championships December 15, 2024 / Budapest, Hungary | 55.09 Minna Atherton (London Roar) 2019 International Swimming League December 21, 2019 / Las Vegas, Nevada |
| 200 back | 1:58.04$^+$ Regan Smith (USA) 2024 World Championships December 15, 2024 / Budapest, Hungary | 1:59.75 Katinka Hosszú (Team Europe) 2015 Duel in the Pool December 11, 2015 / Indianapolis |
| breaststroke | American Record (25 m) | U.S. Open Record (25 m) |
| 50 breast | 28.77 Lilly King (Cali Condors) 2020 International Swimming League November 21, 2020 / Budapest, Hungary | 28.70 Rūta Meilutytė (LTU) 2022 FINA Swimming World Cup November 5, 2022 / Indianapolis, United States |
| 100 breast | 1:02.50 Lilly King (Cali Condors) 2020 International Swimming League November 22, 2020 / Budapest, Hungary | 1:02.77 Rūta Meilutytė (LTU) 2022 FINA Swimming World Cup November 4, 2022 / Indianapolis, United States |
| 200 breast | 2:12.50$^+$ Kate Douglass (USA) 2024 World Championships December 13, 2024 / Budapest, Hungary | 2:17.03 Lilly King (Cali Condors) 2019 International Swimming League December 20, 2019 / Las Vegas, Nevada |
| butterfly | American Record (25 m) | U.S. Open Record (25 m) |
| 50 fly | 23.94$^+$ Gretchen Walsh (USA) 2024 World Championships December 10, 2024 / Budapest, Hungary | 24.81 Béryl Gastaldello (LA Current) 2019 International Swimming League November 17, 2019 / College Park, Maryland |
| 100 fly | 52.71$^+$ Gretchen Walsh (USA) 2024 World Championships December 14, 2024 / Budapest, Hungary | 55.10 Jeanette Ottesen (Denmark) 2015 Duel in the Pool December 11, 2015 / Indianapolis, United States |
| 200 fly | 2:01.00 Regan Smith (USA) 2024 World Championships December 12, 2024 / Budapest, Hungary | 2:03.39 Cammile Adams (USA) 2015 Duel in the Pool December 12, 2015 / Indianapolis |
| individual medley | American Record (25 m) | U.S. Open Record (25 m) |
| 100 IM | 55.11$^+$ Gretchen Walsh (USA) 2024 World Championships December 13, 2024 / Budapest, Hungary | 55.98 Gretchen Walsh (University of Virginia) Virginia vs. Florida Dual Meet October 18, 2024 / Charlottesville, Virginia |
| 200 IM | 2:01.63$^+$ Kate Douglass (USA) 2024 World Championships December 10, 2024 / Budapest, Hungary | 2:03.66 Katinka Hosszú (Team Europe) 2015 Duel in the Pool December 12, 2015 / Indianapolis |
| 400 IM | 4:20.14 Katie Grimes (USA) 2024 World Championships December 14, 2024 / Budapest, Hungary | 4:21.21 Katinka Hosszú (Team Europe) 2015 Duel in the Pool December 11, 2015 / Indianapolis |
| relays | American Record (25 m) | U.S. Open Record (25 m) |
| 200 free relay | 1:33.89 T. Huske (24.08) C. Curzan (23.30) E. Brown (23.74) K. Douglass (22.77) (USA) 2022 World Championships December 15, 2022 / Melbourne, AUS | 1:37.27 Georgia Bulldogs K. L. Joyce (24.24) N. Mabry (24.45) P. Kearns (24.34) A. Georoff (24.24) 2004 NCAA Division I Women's Championships March 18, 2004 / College Station, Texas |
| 400 free relay | 3:26.29 T. Huske (51.73) K. Douglass (51.17) C. Curzan (51.59) E. Brown (51.80) (USA) 2022 World Championships December 13, 2022 / Melbourne, AUS | 3:26.48 Energy Standard P. Oleksiak (52.89) S. Sjöström (51.41) K. Sanchez (51.56) F. Heemskerk (50.62) 2019 International Swimming League December 20, 2019 / Las Vegas, Nevada |
| 800 free relay | 7:30.13$^+$ A. Walsh (1:53.25) P. Madden (1:53.18) K. Grimes (1:53.39) C. Weinstein (1:50.31) 2024 World Championships December 12, 2024 / Budapest, Hungary | 7:47.72 D. Vollmer (1:57.83) R. Komisarz (1:57.87) L. Benko (1:55.44) K. Sandeno (1:56.58) 2004 Short Course Worlds October 7, 2004 / Indianapolis |
| 200 medley relay | 1:42.38 O. Smoliga (25.97) K. Meili (29.29) K. Dahlia (24.02) M. Comerford (23.10) 2018 World Championships December 12, 2018 / Hangzhou, China | 1:44.14 University of Virginia Gretchen Walsh (25.37) Zoe Skirboll (30.00) Claire Curzan (24.52) Maxine Parker (24.25) Virginia vs. Florida Dual Meet October 18, 2024 / Charlottesville, Virginia |
| 400 medley relay | 3:40.41$^+$ R. Smith (54.02) L. King (1:03.02) G. Walsh (52.84) K. Douglass (50.53) 2024 World Championships December 15, 2024 / Budapest, Hungary | 3:45.20 C. Bartholomew (56.08) K. Meili (1:02.88) K. Worrell (55.01) S. Manuel (51.23) 2015 Duel in the Pool December 11, 2015 / Indianapolis |

## Short course yards (25 yd)
### Men

| Event | American Record (25 yd) | U.S. Open Record (25 yd) |
| freestyle |||
| 50 free | 17.63 Caeleb Dressel (Florida) 2018 NCAA Division I Championships March 22, 2018 / Minneapolis | same |
| 100 free | 39.90 Caeleb Dressel (Florida) 2018 NCAA Division I Championships March 24, 2018 / Minneapolis | same |
| 200 free | 1:28.81 Luke Hobson (Texas) 2024 NCAA Division I Championships March 29, 2024 / Indianapolis, Indiana | same |
| 500 free | 4:04.45 Rex Maurer (Texas) Texas Hall of Fame Invite November 20, 2024 / Austin, Texas | 4:02.31 Léon Marchand (Arizona State) 2024 NCAA Division I Championships March 28, 2024 / Indianapolis, Indiana |
| 1000 free | 8:33.93 Clark Smith (Texas) 2015 Texas Swimming & Diving Hall of Fame Invite December 6, 2015 / Austin, Texas | same |
| 1650 free | 14:12.08 Bobby Finke (Florida) 2020 SEC Swimming & Diving Championships February 22, 2020 / Auburn, Alabama | same |
| backstroke | American Record (25 yd) | U.S. Open Record (25 yd) |
| 100 back | 43.35 Luca Urlando (Georgia Bulldogs) 2022 NCAA Division I Championships (r) March 25, 2022 / Atlanta, Georgia | same |
| 200 back | 1:35.37 Destin Lasco (Cal) 2024 NCAA Division I Championships March 30, 2024 / Indianapolis, Indiana | same |
| breaststroke | American Record (25 yd) | U.S. Open Record (25 yd) |
| 100 breast | 49.51 Julian Smith (Florida) 2025 SEC Championships February 21, 2025 / Athens, Georgia | same |
| 200 breast | 1:47.91 Will Licon (Texas) 2017 NCAA Division I Championships March 25, 2017 / Indianapolis, Indiana | 1:46.35 Léon Marchand (Arizona State) 2024 NCAA Division I Championships March 30, 2024 / Indianapolis |
| butterfly | American Record (25 yd) | U.S. Open Record (25 yd) |
| 100 fly | 42.80 Caeleb Dressel (Florida) 2018 NCAA Division I Championships March 23, 2018 / Minneapolis | same |
| 200 fly | 1:37.17 Luca Urlando (Georgia) Tennessee vs. UGA Dual Meet January 25, 2025 / Knoxville, Tennessee | same |
| individual medley | American Record (25 yd) | U.S. Open Record (25 yd) |
| 200 IM | 1:37.91 Destin Lasco (Cal) 2024 NCAA Division I Championships March 28, 2024 / Indianapolis, Indiana | 1:36.34 Léon Marchand (Arizona State) 2023 NCAA Division I Championships March 23, 2023 / Minneapolis |
| 400 IM | 3:33.42 Chase Kalisz (Georgia) 2017 NCAA Division I Championships March 24, 2017 / Indianapolis, Indiana | 3:28.82 Léon Marchand (Arizona State) 2023 NCAA Division I Championships March 24, 2023 / Minneapolis |
| relays | American Record (25 yd) | U.S. Open Record (25 yd) |
| 200 free relay | 1:14.13 NC State Wolfpack N. Henderson (18.93) L. Miller (18.23) J. Fox (18.44) Q. McCarty (18.53) 2024 NCAA Division I Championships March 28, 2024 / Indianapolis, Indiana | 1:12.80 Tennessee Volunteers J. Crooks (17.96) G. Caribé (18.04) L. Taylor (18.25) N. Blackman (18.55) 2025 SEC Championships February 19, 2025 / Athens, Georgia |
| 400 free relay | 2:44.31 NC State Wolfpack R. Held (41.05) J. Ress (40.62) J. Molacek (41.02) C. Stewart (41.62) 2018 NCAA Division I Championships March 24, 2018 / Minneapolis | 2:42.41 Tennessee Volunteers G. Caribé (41.11) N. Blackman (41.13) L. Taylor (40.65) J. Crooks (39.52) 2025 SEC Championships February 22, 2025 / Athens, Georgia |
| 800 free relay | 6:03.24 Texas Longhorns L. Hobson (1:30.45) R. Maurer (1:31.70) C. Guiliano (1:30.04) C. Carrozza (1:31.05) 2025 SEC Championships February 18, 2025 / Athens, Georgia | 6:02.26 California Golden Bears G. Jett (1:30.32) D. Lasco (1:29.60) J. Alexy (1:30.50) R. Hanson (1:31.84) 2024 NCAA Division I Championships March 27, 2024 / Indianapolis, Indiana |
| 200 medley relay | 1:20.98 NC State Wolfpack A. Hayes (20.07) S. Hoover (23.40) L. Miller (19.35) Q. McCarty (18.16) 2024 NCAA Division I Championships March 27, 2024 / Indianapolis, Indiana | 1:20.15 Florida Gators A. Chaney (20.29) J. Smith (22.55) J. Liendo (18.97) M. McDuff (18.34) 2024 NCAA Division I Championships March 27, 2024 / Indianapolis, Indiana |
| 400 medley relay | 3:01.51 California Golden Bears R. Murphy (44.32) C. Hoppe (50.97) M. Josa (44.59) M. Jensen (41.63) 2017 NCAA Division I Championships March 23, 2017 / Indianapolis, Indiana | 2:55.66 Florida Gators J. Marshall (43.91) J. Smith (48.95) J. Liendo (42.12) A. Painter (40.68) 2025 SEC Championships February 21, 2025 / Athens, Georgia |

### Women

| Event | American Record (25 yd) | U.S. Open Record (25 yd) |
| freestyle |||
| 50 free | 20.37 Gretchen Walsh (Virginia) 2024 NCAA Div. I Championships March 21, 2024 / Athens, Georgia | same |
| 100 free | 44.83 Gretchen Walsh (Virginia) 2024 NCAA Div. I Championships March 23, 2024 / Athens, Georgia | same |
| 200 free | 1:39.10 Missy Franklin (Cal) 2015 NCAA Div. I Championships March 20, 2015 / Greensboro, North Carolina | same |
| 500 free | 4:24.06 Katie Ledecky (Stanford) 2017 NCAA Div. I Championships March 16, 2017 / Indianapolis, Indiana | same |
| 1000 free | 8:59.65 Katie Ledecky (Nation's Capital) 2015 Nation's Capital Swim Club Invite December 13, 2015 / College Park, Maryland | same |
| 1650 free | 15:01.41 Katie Ledecky (Gator Swim Club) 2023 Florida Spring Senior Championships March 12, 2023 / Orlando, Florida | same |
| backstroke | American Record (25 yd) | U.S. Open Record (25 yd) |
| 100 back | 48.10 Gretchen Walsh (Virginia) 2024 ACC Championships February 23, 2024 / Greensboro, North Carolina | same |
| 200 back | 1:46.87 Claire Curzan (Virginia) 2024 Tennessee Invitational November 22, 2024 / Knoxville, Tennessee | same |
| breaststroke | American Record (25 yd) | U.S. Open Record (25 yd) |
| 100 breast | 55.73 Lilly King (Indiana) 2019 NCAA Div. 1 Championships March 22, 2019 / Austin, Texas | same |
| 200 breast | 2:01.29 Kate Douglass (Virginia) 2023 NCAA Div. I Championships March 18, 2023 / Knoxville, Tennessee | same |
| butterfly | American Record (25 yd) | U.S. Open Record (25 yd) |
| 100 fly | 47.35 Gretchen Walsh (Virginia) 2024 Tennessee Invitational November 21, 2024 / Knoxville, Tennessee | same |
| 200 fly | 1:48.33 Regan Smith (Arizona State) Dual Meet Arizona State vs. NC State October 21, 2023 / Tempe, Arizona | same |
| individual medley | American Record (25 yd) | U.S. Open Record (25 yd) |
| 200 IM | 1:48.37 Kate Douglass (Virginia) 2023 NCAA Div. I Championships March 16, 2023 / Knoxville, Tennessee | same |
| 400 IM | 3:54.60 Ella Eastin (Stanford) 2018 NCAA Div. I Championships March 16, 2018 / Columbus, Ohio | same |
| relays | American Record (25 yd) | U.S. Open Record (25 yd) |
| 200 free relay | 1:23.87 Virginia Cavaliers K. Douglass (20.95) G. Walsh (20.48) L. Cuomo (21.14) A. Walsh (21.30) 2023 ACC Championships February 15, 2023 / Greensboro, North Carolina | 1:23.63 Virginia Cavaliers J. Nocentini (21.55) G. Walsh (19.95) A. Walsh (20.82) M. Parker (21.31) 2024 ACC Championships February 21, 2024 / Greensboro, North Carolina |
| 400 free relay | 3:05.84 Virginia Cavaliers K. Douglass (46.37) A. Walsh (46.58) Maxine Parker (47.04) G. Walsh (45.85) 2023 NCAA Div. I Championships March 18, 2023 / Knoxville, Tennessee | same |
| 800 free relay | 6:45.91 Stanford Cardinal S. Manuel (1:41.41) L. Neal (1:42.15) E. Eastin (1:41.89) K. Ledecky (1:40.46) 2017 NCAA Div. I Championships March 15, 2017 / Indianapolis, Indiana | 6:44.13 Virginia Cavaliers G. Walsh (1:39.34) A. Walsh (1:41.87) A. Canny (1:42.03) C. Curzan (1:40.89) 2025 ACC Championships February 18, 2025 / Greensboro, North Carolina |
| 200 medley relay | 1:31.51 Virginia Cavaliers G. Walsh (22.77) A. Walsh (26.30) L. Cuomo (22.10) K. Douglass (20.34) 2023 NCAA Div. I Championships 15 March 2023 / Knoxville, Tennessee | same |
| 400 medley relay | 3:19.58 Virginia Cavaliers C. Curzan (49.35) A. Walsh (57.05) G. Walsh (47.00) A. Moesch (46.18) 2025 ACC Championships February 21, 2025 / Greensboro, North Carolina | same |