| Place | Time | Swimmer (Yr) | School | City | State |
| 1 | :19.29 | Caeleb Dressel (12) | Clay High School | Green Cove Springs | FL |
| 2 | :19.55 | Ryan Hoffer (9 ) | Chaparral High School | Scottsdale | AZ |
| 3 | :19.76 | Ryan Held (12) | Sacred Heart-Griffin High School | Springfield | IL |
| 4 | :19.83 | Jacob Molacek (12) | Creighton Preparatory School | Omaha | NE |
| 5 | :19.89 | Joseph Schooling (12) | The Bolles School | Jacksonville | FL |
| 6 | :20.08 | Justin Plaschka (12) | Hauppuage High School | Hauppauge | NY |
| 7 | :20.14 | Andrew Liang (12) | Palo Alto High School | Palo Alto High School | CA |
| 7 | :20.14 | Kevin Wylder (12) | Granite Bay High School | Granite Bay | CA |
| 9 | :20.17 | Kyle Coan (12) | Los Osos High School | Rancho Cucamonga | CA |
| 10 | :20.20 | Cole Cogswell (11) | William S. Hart High School | Newhall | CA |
| 11 | :20.25 | Ryan Nicholson (12) | Ithaca High School | Ithaca | NY |
| 12 | :20.27 | Tabahn Afrik (11) | Holland West Ottawa High School | Holland | MI |
| 13 | :20.30 | JP Beach (12) | Douglas County High School | Castle Rock | CO |
| 13 | :20.30 | Connor Stirling (11) | Cactus Shadows High School | Cave Creek | AZ |
| 15 | :20.36 | Andrew Seliskar (11) | Thomas Jefferson High School for Science and Tech | Alexandria | VA |
| 16 | :20.37 | Ali Khalafalla (12) | Fork Union Miltary Academy | Fork Union | VA |
| 17 | :20.43 | Luke Kaiszak (12) | The Baylor School | Chattanooga | TN |
| 18 | :20.48 | Mate Kovacs (11) | Penn High School | Mishawaka | IN |
| 19 | :20.52 | Ryan Dudzinski (11) | Upper St. Clair High School | Pittsburgh | PA |
| 19 | :20.52 | James Jones (10) | Robinson Secondary School | Fairfax | VA |
| 21 | :20.54 | Hunter Bains (12) | Lewis-Palmer High School | Monument | CO |
| 21 | :20.54 | Zach Kantz (12) | Bangor High School | Bangor | PA |
| 23 | :20.55 | Corey John (12) | Loyola High School | Los Angeles | CA |
| 24 | :20.56 | R J Hemmingsen (12) | Lewis Central High School | Council Bluffs | IA |
| 25 | :20.57 | Tristan Sanders (12) | Palm Harbor University High School | Palm Harbor | FL |
| 26 | :20.58 | Brandon McCredie (12) | Council Rock High School-North | Newtown | PA |
| 26 | :20.58 | Patrick Park (12) | The Peddie School | Hightstown | NJ |
| 26 | :20.58 | Keegan Shuping (12) | Jesuit High School | Carmichael | CA |
| 29 | :20.59 | Kyle DeCoursey (11) | Zionsville Community High School | Zionsville | IN |
| 29 | :20.59 | Sean Tate (11) | Creighton Preparatory School | Omaha | NE |
| 31 | :20.60 | Jack Blake (9 ) | Brophy College Preparatory | Phoenix | AZ |
| 32 | :20.61 | Greg Brocato (10) | LaSalle College High School | Wyndmoor | PA |
| 32 | :20.61 | Phil Emerson (12) | Franklin High School | Franklin | PA |
| 32 | :20.61 | Robert Slaughter (11) | Klein High School | Klein | TX |
| 32 | :20.61 | Thomas Trace (12) | Upper Arlington High School | Upper Arlington | OH |
| 36 | :20.62 | Albert Gwo (10) | Los Altos High School | Los Altos | CA |
| 37 | :20.63 | Joseph Krause (12) | Brother Rice High School | Bloomfield Hills | MI |
| 37 | :20.63 | Miles MacKenzie (12) | Fairview High School | Boulder | CO |
| 37 | :20.63 | RJ Williams (11) | Terra Linda High School | San Rafael | CA |
| 40 | :20.64 | Samuel Loescher (12) | Columbus North High School | Columbus | IN |
| 41 | :20.65 | Nathan Christian (12) | Saint Ignatius High School | Cleveland | OH |
| 41 | :20.65 | Stephen Watson (12) | North Canton Hoover High School | North Canton | OH |
| 43 | :20.66 | Chad Brandon (12) | Frisco Heritage High School | Frisco | TX |
| 44 | :20.67 | Mark McGlaughlin (10) | Iowa City West High School | Iowa City | IA |
| 45 | :20.69 | Nathaniel Thomas (12) | Pace High School | Pace | FL |
| 46 | :20.70 | Ryan Peters (12) | Countryside High School | Clearwater | FL |
| 46 | :20.70 | Quinn Smith (12) | Deerfield Academy | Deerfield | MA |
| 48 | :20.71 | William Hofstadter (11) | University High School | Irvine | CA |
| 49 | :20.72 | Harrison Pierce (12) | Princess Anne High School | Va Beach | VA |
| 49 | :20.72 | Gunnar Zemering (12) | Bethlehem Central High School | Delmar | NY |
| 51 | :20.73 | Danny Hartley (12) | Jensen Beach High School | Jensen Beach | FL |
| 51 | :20.73 | Alex Taylor (10) | Brookwood High School | Snellville | GA |
| 51 | :20.73 | Edward Zawatski (11) | Wyoming Valley West High School | Plymouth | PA |
| 54 | :20.75 | Sam Feiser (12) | Owen J. Roberts High School | Pottstown | PA |
| 54 | :20.75 | Timothy Martin (12) | Jeffersonville High School | Jeffersonville | IN |
| 54 | :20.75 | Matt Whittle (12) | Davis Senior High School | Davis | CA |
| 57 | :20.76 | Evan Berger (12) | Grand Blanc High School | Grand Blanc | MI |
| 57 | :20.76 | Zachary Buerger (12) | North Allegheny Senior High School | Wexford | PA |
| 57 | :20.76 | Patrick Conaton (12) | Fordham Preparatory School | Bronx | NY |
| 60 | :20.77 | Brad Dorsey (12) | Brophy College Preparatory | Phoenix | AZ |
| 60 | :20.77 | James Tidd (11) | East Ridge High School | Woodbury | MN |
| 62 | :20.78 | Edward Moss (11) | Greenwich High School | Greenwich | CT |
| 62 | :20.78 | Oliver Smith (12) | Milan High School | Milan | MI |
| 62 | :20.78 | Nick Wonder (12) | Bloomington High School South | Bloomington | IN |
| 65 | :20.79 | John Shebat (11) | Oakton High School | Vienna | VA |
| 66 | :20.80 | Tommy Brewer (11) | Summit High School | Bend | OR |
| 66 | :20.80 | Alex Chan (12) | Saugus High School | Saugus | CA |
| 66 | :20.80 | Gabe Ostler (12) | Miramonte High School | Orinda | CA |
| 66 | :20.80 | Matthew Payne (11) | Mater Dei High School | Santa Ana | CA |
| 66 | :20.80 | Brad Zdroik (11) | Hillsborough High School | Hillsborough | NJ |
| 71 | :20.81 | Trey Perry (12) | Loyola Blakefield | Towson | MD |
| 71 | :20.81 | Alexander Rehnberg (12) | Edina High School | Edina | MN |
| 73 | :20.82 | Trey Kolleck (11) | Castle High School | Newburgh | IN |
| 73 | :20.82 | Jack Scott (11) | Dublin Jerome High School | Dublin | OH |
| 75 | :20.83 | Will Walker (12) | White Lake-Lakeland High School | White Lake | MI |
| 76 | :20.84 | Sean Bloore (12) | Monte Vista High School | Danville | CA |
| 76 | :20.84 | Mossimo Chavez (11) | Whitney Young High School | Chicago | IL |
| 76 | :20.84 | Grant Goddard (11) | Georgetown Preparatory School | North Bethesda | MD |
| 76 | :20.84 | Luke Mankus (11) | Keller High School | Keller | TX |
| 80 | :20.85 | Michael Camarda (12) | Phillips Academy | Andover | MA |
| 80 | :20.85 | Matthew Harrington (11) | Libertyville High School | Libertyville | IL |
| 80 | :20.85 | Bryce McLaggan (12) | Granada High School | Livermore | CA |
| 83 | :20.86 | Trevor Lake (11) | Bay High School | Bay Village | OH |
| 84 | :20.87 | Jonathan Knox (12) | Analy High School | Sebastopol | CA |
| 85 | :20.88 | Cooper Hoffman (11) | Countryside High School | Clearwater | FL |
| 86 | :20.89 | Michael Forbes (12) | Los Osos High School | Rancho Cucamonga | CA |
| 86 | :20.89 | Nick Leshok (12) | North Farmington High School | Farmington Hills | MI |
| 86 | :20.89 | Kevin Moore (12) | William S. Hart High School | Newhall | CA |
| 86 | :20.89 | Chad Mylin (12) | Seminole High School | Sanford | FL |
| 86 | :20.89 | Jon Salomon (11) | Glenbrook South High School | Glenview | IL |
| 91 | :20.90 | Christian Feiler (11) | Boulder High School | Boulder | CO |
| 91 | :20.90 | Michael Jensen (10) | Upper Dublin High School | Fort Washington | PA |
| 91 | :20.90 | Alexander Pena (12) | Lake Highland Preparatory School | Orlando | FL |
| 91 | :20.90 | Matt Salerno (11) | Metea Valley High School | Aurora | IL |
| 95 | :20.91 | Hank Gullick (10) | Eldorado High School | Albuquerque | NM |
| 96 | :20.92 | Ben Carter (11) | St. Joseph High School | St. Joseph | MI |
| 96 | :20.92 | John Myhre (12) | Webb School Of Knoxville | Knoxville | TN |
| 96 | :20.92 | Zachary Parkin (12) | Edgewood High School | Madison | WI |
| 96 | :20.92 | Mason Tittle (11) | Northgate High School | Walnut Creek | CA |
| 100 | :20.93 | Jon Dakota Anderson (12) | Salisbury High School | Allentown | PA |