| Place | Time | Relay Swimmers (Yrs) | School | City | State |
| 1 | 1:22.09 | Jacob Molacek (12), Sean Tate (11), Ryan Tate (11), Mike Bauwens (12) | Creighton Preparatory School | Omaha | NE |
| 2 | 1:22.32 | Joseph Schooling (12), Josh Booth (12), William McKinney (12), Luke Georgiadis (12) | The Bolles School | Jacksonville | FL |
| 3 | 1:22.57 | Oliver Maarse (12), Joon Sung (10), Ryan Wilson (11), Corey John (12) | Loyola High School | Los Angeles | CA |
| 4 | 1:23.12 | Nick Stachel (11), Vince Everman (11), Jake Sannem (9 ), Kyle Shurmur (11) | LaSalle College High School | Wyndmoor | PA |
| 5 | 1:23.15 | Cole Cogswell (11), Kevin Moore (12), Austin Barreiro (11), Matthew Johnson (12) | William S. Hart High School | Newhall | CA |
| 6 | 1:23.18 | Nicholas Wargo (12), Brandon Cole (12), Bryce Keblish (11), Bjorn Davis (12) | Fairfield College Preparatory School | Fairfield | CT |
| 7 | 1:23.23 | Luke Kaliszak (12), Chandler Hinson (12), Dustin Tynes (12), Christian Selby (11) | The Baylor School | Chattanooga | TN |
| 8 | 1:23.24 | Matt Whittle (12), Soren Dickens (11), Jonathan Pun (12), Riley Hickman (11) | Davis Senior High School | Davis | CA |
| 9 | 1:23.35 | Tomos Williams (11), Patrick Lersch (11), Nathan Novak (12), Alex Hardwick (12) | Upper St. Clair High School | Pittsburgh | PA |
| 10 | 1:23.53 | Nicholas Hyden (10), Julian Fraser (12), Edward Moss (11), Thomas Dillinger (11) | Greenwich High School | Greenwich | CT |
| 10 | 1:23.53 | Clark Sun (12), Peter Lewczyk (9 ), Sheldon Boboff (10), Stefan Kranenburg (12) | St. Ignatius College Preparatory | San Francisco | CA |
| 12 | 1:23.65 | Mitchell Frey (11), Grant Carr (11), Adam Kranbuhl (12), Grant House (9 ) | Saint Xavier High School | Cincinnati | OH |
| 13 | 1:23.66 | Franco Reyes (9 ), Brian Powell (11), Aneil Srivastava (12), Brian Portland (11) | Hinsdale Central High School | Hinsdale | IL |
| 13 | 1:23.66 | Eyan Eagle (12), Kelly Barnhill (11), J. T. Casey (12), Philip Perdue (12) | J. H. Rose High School | Greenville | NC |
| 15 | 1:23.74 | Dmitri Simcox (9 ), Peter Simcox (12), Nathan Christian (12), Rayon Artis (10) | Saint Ignatius High School | Cleveland | OH |
| 16 | 1:23.84 | Patrick Conaton (12), Michael Verini (11), Oliver Patrouch (12), Richard Mannix (12) | Fordham Preparatory School | Bronx | NY |
| 16 | 1:23.84 | Adam Drury (12), Steven Fishman (12), John Remmes (12), Jake Miller (11) | University High School | Normal | IL |
| 18 | 1:23.91 | Cooper Burrill (11), Thomas Reed (10), Michael Messner (11), Aidan Burns (11) | Bellarmine College Preparatory | San Jose | CA |
| 19 | 1:23.94 | Kevin Dai (10), Jessie Kim (12), Tyler Tran (11), Jack Kerchner (12) | Valencia High School | Valencia | CA |
| 20 | 1:24.10 | Jack Blake (9 ), Alex Becker (12), Coby Palivathukal (12), Brad Dorsey (12) | Brophy College Preparatory | Phoenix | AZ |
| 21 | 1:24.13 | Eric Fuqua (12), Kyle Colley (12), Hunter Fuqua (10), Jake Markham (12) | Cherry Creek High School | Englewood | CO |
| 21 | 1:24.13 | Quinn Smith (12), Miles Smachlo (10), Doug Vallar (12), Matthew Hrabchak (11) | Deerfield Academy | Deerfield | MA |
| 23 | 1:24.18 | Brandon Schnuelle (12), Kevin Wylder (12), Justin Dillon (11), Thomas Thorpe (12) | Granite Bay High School | Granite Bay | CA |
| 24 | 1:24.20 | Matt Jones (12), Luke Jones (10), James Murphy (10), James Jones (10) | Robinson Secondary School | Fairfax | VA |
| 25 | 1:24.24 | Keegan Shuping (12), Ernest Beynars (12), Christopher Wieser (12), Ian Keane (12) | Jesuit High School | Carmichael | CA |
| 26 | 1:24.26 | Caeleb Dressel (12), Grady Heath (11), Matt Bonna (11), Dakota Mahaffey (10) | Clay High School | Green Cove Springs | FL |
| 27 | 1:24.27 | Dan Moreno (12), Cole Buese (11), John Clancy (12), Trey Perry (12) | Loyola Blakefield | Towson | MD |
| 28 | 1:24.43 | Mackinely Mcallister (12), Nicholas Riesselman (12), Caleb Jeffrey (12), Will Frisbie (12) | Harry A. Burke High School | Omaha | NE |
| 28 | 1:24.43 | Kyle Coan (12), Shane Althaus (10), Jared Strong (12), Michael Forbes (12) | Los Osos High School | Rancho Cucamonga | CA |
| 30 | 1:24.48 | Victor Deng (12), Donavon Watts (10), Miles Teague (12), Carson Sand (11) | Castro Valley High School | Castro Valley | CA |
| 30 | 1:24.48 | Max Staresinic (11), Daniel Songer (10), Sam Rutan (12), Greg Arnold (11) | North Allegheny Senior High School | Wexford | PA |
| 32 | 1:24.49 | Jon Salomon (11), Sam Salganik (10), Seamus Heneghan (12), Kevin Benson (12) | Glenbrook South High School | Glenview | IL |
| 33 | 1:24.51 | William Hofstadter (11), Alejandro Ortiz (11), Michael Schiffer (12), Hoon Lee (12) | University High School | Irvine | CA |
| 34 | 1:24.54 | Matthew Harrington (11), Justin Fu (11), Atticus Rush (12), Robert Snader (12) | Libertyville High School | Libertyville | IL |
| 35 | 1:24.60 | Justin Li (9 ), Miles MacKenzie (12), Caleb Van Boven (11), Alex Walton (12) | Fairview High School | Boulder | CO |
| 35 | 1:24.60 | Calvin Kirkpatrick (11), Stanley Wu (11), Eric VanBrocklin (11), Mason Tittle (11) | Northgate High School | Walnut Creek | CA |
| 37 | 1:24.65 | Mate Kovacs (11), Bowen Anderson (11), Hudson Bursch (12), Adam Wait (11) | Penn High School | Mishawaka | IN |
| 38 | 1:24.68 | Nathan Anderson (12), Michael Shaben (12), Matt Perham (12), Enrique Hernandez Olivia (11) | Birmingham Seaholm High School | Birmingham | MI |
| 39 | 1:24.71 | Ryan Peters (12), Michael Lombardo (11), Tommy Kelly (12), Cooper Hoffman (11) | Countryside High School | Clearwater | FL |
| 39 | 1:24.71 | Brandon James (12), Daniel Comforti (11), Walker Thaning (12), Nathan Barsanti (9 ) | Heritage High School | Brentwood | CA |
| 41 | 1:24.72 | Brandon Boval (12), Quinn Gates (11), Jeff Wynkoop (12), Kyle Cude (11) | Tesoro High School | Las Flores | CA |
| 42 | 1:24.73 | Robert Douglas (12), Jono Nelson (12), Ralph Koo (11), Kaison Ifill (11) | Suffield Academy | Suffield | CT |
| 43 | 1:24.79 | Aaron Brysch (12), Aaron Moran (12), Brandon Parker (11), Thomas Ervin (11) | Louis D. Brandeis High School | San Antonio | TX |
| 44 | 1:24.92 | Harry Sale (11), Dominique Phillips (12), Michael Bain (12), Robert Slaughter (11) | Klein High School | Klein | TX |
| 45 | 1:24.96 | Jacob Camp (12), Duncan Lee (10), Carter Constien (12), Kyle Whieldon (12) | Plano Senior High School | Plano | TX |
| 46 | 1:25.05 | Cody Taylor (12), Matthew Freudenthaler (11), Chase Mcqueen (10), Samuel Loescher (12) | Columbus North High School | Columbus | IN |
| 46 | 1:25.05 | Mitchell Sullivan (12), Eric Klipsch (12), Jacob Winiger (11), Brooks Logan (12) | Evansville Reitz Memorial High School | Evansville | IN |
| 48 | 1:25.07 | John Sanden (12), Alex Merrill (9 ), Ryan Sorensen (11), Cole Pollina (11) | The Woodlands High School | The Woodlands | TX |
| 49 | 1:25.10 | Joseph Krause (12), Bobby Powrie (10), Jack Kennedy (11), Bradford Jones (12) | Brother Rice High School | Bloomfield Hills | MI |
| 49 | 1:25.10 | Vincent Chapey (12), Jonathan Li (11), Matthew French (12), Sean Bloore (12) | Monte Vista High School | Danville | CA |
| 51 | 1:25.17 | Jake Goroshko (11), Ryan Mitchell (12), Allen Shmurak (10), Brandon McCredie (12) | Council Rock High School-North | Newtown | PA |
| 52 | 1:25.20 | Troy Li (10), Ben Burdick (12), Alex Stacy (12), Mitch Cooper (12) | Carmel High School | Carmel | IN |
| 52 | 1:25.20 | Trevor Hine (12), Corey Stauffer (12), Spencer Hill (10), Noah Brockway (11) | Dallastown High School. | Dallastown | PA |
| 54 | 1:25.21 | Thad Stalmack II (12), Kai Williams (11), Jiaming Shen (11), Daniel Wu (12) | Ann Arbor Pioneer High School | Ann Arbor | MI |
| 54 | 1:25.21 | Alex Taylor (10), Jacob Rees (10), Austin Harmel (12), Andrew Huenniger (9 ) | Brookwood High School | Snellville | GA |
| 56 | 1:25.23 | Christian May (11), Liam Coakley (11), Connor Walsh (11), Eric Gerlach (10) | Naperville Central High School | Naperville | IL |
| 57 | 1:25.28 | Austin Doss (12), Zach Ceneviva (11), Chris Paynter (10), Zach Luttrell (12) | Hershey High School | Hershey | PA |
| 58 | 1:25.30 | Alex Pena (12), Andrew duPont (10), Riley Springman (12), Josh Monacelli (11) | Lake Highland Preparatory School | Orlando | FL |
| 58 | 1:25.30 | Will Pieseski (11), Chris Morales (11), Chris Dawson (12), Austin Phillips (12) | Regis Jesuit High School | Aurora | CO |
| 58 | 1:25.30 | Andrew Seliskar (11), Alex Li (12), Emilio Sison (10), Miles Oakley (12) | Thomas Jefferson High School for Science and Tech | Alexandria | VA |
| 61 | 1:25.38 | Ross Palazzo (11), Cole Clampffer (10), Peyton Brown (12), Brendon Mulcahey (11) | Hudson High School | Hudson | OH |
| 61 | 1:25.38 | Matt Morgott (11), Jake Wasko (12), Rob Chapekis (12), Nick Leshok (12) | North Farmington High School | Farmington Hills | MI |
| 63 | 1:25.41 | Arjun Sharma (11), Grant Watson (10), Matthew Lennon (11), Talbot Jacobs (12) | The College Preparatory School | Oakland | CA |
| 64 | 1:25.42 | Nick Francis (12), Jacob Deckman (9 ), Ben Johnston (11), Jack Brenneman (12) | Cumberland Valley High School | Mechanicsburg | PA |
| 64 | 1:25.42 | Ryan Menninga (11), Sam Szotkowski (12), Nathan Eckerle (12), Alex Peterson-Weber (11) | Madison Memorial High School | Madison | WI |
| 66 | 1:25.43 | Matt Kamin (11), Sam Neaveill (10), Charlie Schneider (10), Jared Schimmelpfenning (12) | Peoria Notre Dame High School | Peoria | IL |
| 67 | 1:25.46 | Alex Shieman (12), Cole Stevens (10), Jolen Griffin (9 ), Grant Sivesind (12) | Campolindo High School | Moraga | CA |
| 67 | 1:25.46 | Oliver Martin (9 ), Will Scott (10), Carson Miller (12), Aidan Keen (10) | Iowa City West High School | Iowa City | IA |
| 69 | 1:25.49 | Alec Niederland (12), Calvin Rogers (12), Ryan Warde (12), Thomas Gillespie (12) | Edison High School | Huntington Beach | CA |
| 70 | 1:25.50 | Thanas Kountroubis (11), Brett Else (11), Liam Kelly (11), Greg Neidlinger (12) | North Penn High School | Lansdale | PA |
| 71 | 1:25.53 | Hayden Schmitt (12), Brandon Underwood (12), Jack Vanzee (10), Thomas Everson (12) | Hastings High School | Hastings | MN |
| 72 | 1:25.56 | Daniel Flower (12), Chance Davis (12), Ian Stamm (12), Grant Horton (12) | Dublin Coffman High School | Dublin | OH |
| 73 | 1:25.59 | Jack Wallar (12), Gary Kostbade (9 ), Wesley Slaughter (9 ), Ethan Whitaker (12) | Chesterton High School | Chesterton | IN |
| 74 | 1:25.60 | William Steele (11), Josh Xu (12), Andrew Spencer (12), Charles Steele (11) | Seven Lakes High School | Katy | TX |
| 75 | 1:25.63 | Jake Frigard (12), Anthony Vines (10), Ryan Levy (10), Jack Brown (12) | Clayton Valley Charter High School | Concord | CA |
| 75 | 1:25.63 | Ryan Miller (12), Brannan Haket (10), Michael Williams (10), Clayton Peterson (12) | San Ramon Valley High School | Danville | CA |
| 77 | 1:25.66 | Henry Baer (12), Weston Carpenter (11), Austin Wentzel (12), Nick Inserra (12) | Acalanes High School | Lafayette | CA |
| 78 | 1:25.67 | Rafael Felix (11), Matthew Chalcarz (12), Nicholas Norman (11), Austin Sechrest (10) | Capistrano Valley High School | Mission Viejo | CA |
| 78 | 1:25.67 | Ethan Eiler (10), Beau Blazek (10), Carl Skoog (10), Sam Gorham (10) | West Des Moines Valley High School | West Des Moines | IA |
| 80 | 1:25.73 | Matthew Kalish (12), Daniel Deysher (11), Billy Wells (12), Hunter Bains (12) | Lewis-Palmer High School | Monument | CO |
| 81 | 1:25.75 | Lukas Fontanilla (12), Alex Turner (12), Jacob Rosenfeld (12), Zach Snyder (12) | Thousand Oaks High School | Thousand Oaks | CA |
| 82 | 1:25.80 | Chad Mylin (12), Maverick Layne (10), River Wynia (12), Soren Evans (12) | Seminole High School | Sanford | FL |
| 83 | 1:25.82 | Ali Khalafalla (12), Spencer Cavotti (12), Nathan Bennett (10), Zachary Romeo (12) | Fork Union Military Academy | Fork Union | VA |
| 83 | 1:25.82 | Matthew Payne (11), John Redoutey (11), Spencer Carroll (11), Tyler Fields (11) | Mater Dei High School | Santa Ana | CA |
| 85 | 1:25.84 | Derek Sander (10), Chris Burrows (11), Andrey Tretyakov (9 ), Zach Harting (11) | Bob Jones High School | Madison | AL |
| 86 | 1:25.86 | Parks Jones (11), Chandler Bray (10), Grant Sprout (10), Michael Goldhammer (12) | Avon High School | Avon | IN |
| 87 | 1:25.91 | Ryan Drover (12), William Lee (12), Andrew Cho (10), Andrew Liang (9 ) | Palo Alto High School | Palo Alto | CA |
| 88 | 1:25.92 | Andrew Schroder (11), Jake Heidecker (10), Josh Heidecker (11), Trey Kolleck (11) | Castle High School | Newburgh | IN |
| 88 | 1:25.92 | Patrick Hornung (11), Peter Milledge (12), Cooper Johnson (12), Zach Holbrook (12) | Shawnee Mission East High School | Prairie Village | KS |
| 88 | 1:25.92 | Franz Kabelka (12), Nick Ward (10), Derek Nguyen (10), Hannes Kabelka (9 ) | St. Charles Preparatory School | Columbus | OH |
| 91 | 1:25.94 | Jakob Kehoe (12), Nick Durin (12), Sami Scheetz (12), Jared Thorson (11) | Cedar Rapids Washington High School | Cedar Rapids | IA |
| 91 | 1:25.94 | Mike Miller (10), Austin Donoghue (11), Spencer Kendall (11), Josh Mehlberger (12) | Foothill High School | Santa Ana | CA |
| 93 | 1:25.95 | Reid Morrison (11), Tom Squeglia (10), Andrew Britton (12), Zachary Miller (12) | Cathedral Preparatory School | Erie | PA |
| 93 | 1:25.95 | Levi Jensen (12), Andrew Belveal (12), Talon Marquard (11), Jeremy Young (10) | Kelly Walsh High School | Casper | WY |
| 93 | 1:25.95 | Tomas Peribonio (12), Matthew Shelton (9 ), Cole Cannon (12), Kyle Shumeyko (11) | North Gwinnett High School | Suwanee | GA |
| 93 | 1:25.95 | Anthony Immormino (11), Grant Pinchot (11), Andrew Mitchell (12), Patrick Tippen (12) | Solon High School | Solon | OH |
| 97 | 1:25.97 | Andrew Weiss (12), Karl Maclane (12), Brandt Waesche (12), Ian Caldwell (11) | Mercer Island High School | Mercer Island | WA |
| 98 | 1:25.98 | Graham Gardner (12), Nick Seagraves (11), Brady Grenfell (11), Colin Bone (10) | Catholic High School | Baton Rouge | LA |
| 98 | 1:25.98 | Phillip Ugarte (12), Miljan Kekovic (12), Andrew Byerly (12), Anthony Hauglum (11) | Flour Bluff High School | Corpus Christi | TX |
| 98 | 1:25.98 | Tabahn Afrik (11), Danny Kiel (11), Caleb Irvin (12), Blake Wheeler (11) | Holland West Ottawa High School | Holland | MI |