| Place | Time | Swimmer (Yr) | School | City | State |
| 1 | :45.49 | David Nolan (12) | Hershey High School | Hershey | PA |
| 2 | :47.53 | Shane Ryan (11) | Haverford High School | Havertown | PA |
| 3 | :48.01 | Jonathan Edwards (12) | Cy Creek High School | Houston | TX |
| 4 | :48.30 | Steven Zimmerman (12) | Morrow Little Miami High School | Morrow | OH |
| 5 | :48.37 | Nate Savoy (12) | Wilson High School | West Lawn | PA |
| 6 | :48.42 | Kyle Dudzinski (12) | Upper St. Clair High School | Upper St. Clair | PA |
| 7 | :48.50 | Tom Kremer (11) | Sacred Heart Preparatory | Atherton | CA |
| 8 | :48.55 | Gray Umbach (11) | The Woodlands College Park High School | The Woodlands | TX |
| 9 | :48.58 | Ryan Murphy (10) | The Bolles School | Jacksonville | FL |
| 10 | :48.63 | Michael Strand (12) | Chatham High School | Chatham | NJ |
| 11 | :48.78 | Timothy Maurer (12) | Lower Dauphin High School | Hummelstown | PA |
| 12 | :48.84 | Kip Darmody (12) | Providence High School | Charlotte | NC |
| 13 | :49.02 | Luke Papendick (11) | Kinnelon High School | Kinnelon | NJ |
| 14 | :49.07 | Matthew Curby (12) | Hagerty High School | Oviedo | FL |
| 15 | :49.16 | Nolan Brown (12) | Redlands High School | Redlands | CA |
| 16 | :49.25 | Reid Elliot (11) | Lake Travis High School | Austin | TX |
| 17 | :49.26 | Harrison Curley (12) | Winter Park High School | Winter Park | FL |
| 18 | :49.27 | Luke Upchurch (12) | Peachtree Ridge High School | Suwanee | GA |
| 19 | :49.35 | Mitchell Foster (10) | Breck / Blake | Minneapolis | MN |
| 20 | :49.37 | Matthew Buerger (11) | North Allegheny Senior High School | Wexford | PA |
| 20 | :49.37 | Kyle Gornay (9 ) | Redlands High School | Redlands | CA |
| 22 | :49.42 | Cooper Robinson (12) | James E. Taylor High School | Katy | TX |
| 23 | :49.61 | Ryan Arata (11) | Lewis-Palmer High School | Monument | CO |
| 24 | :49.62 | Patrick Myers (12) | King Philip Regional High School | Wrentham | MA |
| 25 | :49.64 | Aaron Greene (10) | Timber Creek High School | Keller | TX |
| 26 | :49.73 | Sven Campbell (10) | Campolindo High School | Moraga | CA |
| 27 | :49.74 | Luca Spinazzola (12) | Narragansett High School | Narragansett | RI |
| 28 | :49.92 | Frederic Forrester (12) | Canon-Mcmillan High School | Canonsburg | PA |
| 29 | :49.93 | Josh Smith (11) | Edison High School | Huntington Beach | CA |
| 30 | :49.94 | Justin Rossillo (12) | Hamilton Southeastern High School | Fishers | IN |
| 31 | :49.97 | Jeremie De Zwirek (12) | Archbishop Mitty High School | San Jose | CA |
| 32 | :49.99 | Drew teDuits (12) | Edgewood High School | Madison | WI |
| 33 | :50.04 | Jeff Depew (12) | Naperville Central High School | Naperville | IL |
| 34 | :50.06 | Maclin Davis (11) | Montgomery Bell Academy | Nashville | TN |
| 35 | :50.07 | Jeffrey Allison (12) | El Segundo High School | El Segundo | CA |
| 36 | :50.11 | Daryl Turner (10) | Cherry Creek High School | Englewood | CO |
| 37 | :50.12 | David Jakl (12) | Mark Keppel High School | Alhambra | CA |
| 38 | :50.17 | Andrew Blyskal (12) | Avon Grove High School | West Grove | PA |
| 38 | :50.17 | Andrew Cato (12) | Floyd Central High School | Floyds Knobs | IN |
| 40 | :50.20 | Jim Rafter (12) | Mounds View High School | Arden Hills | MN |
| 41 | :50.24 | Kevin Behrens (12) | Munster High School | Munster | IN |
| 41 | :50.24 | Steven Shilling (11) | Bellarmine College Preparatory | San Jose | CA |
| 43 | :50.28 | Sean Lehane (11) | Naperville Central High School | Naperville | IL |
| 44 | :50.30 | Will Raynor (11) | Creighton Preparatory School | Omaha | NE |
| 44 | :50.30 | Chris Scheaffer (10) | Bellarmine College Preparatory | San Jose | CA |
| 46 | :50.31 | Ian Wooley (10) | Saint Xavier High School | Cincinnati | OH |
| 47 | :50.32 | Nicolas Graesser (11) | Conestoga High School | Berwyn | PA |
| 47 | :50.32 | Davis Staley (11) | Chagrin Falls High School | Chagrin Falls | OH |
| 49 | :50.33 | Will Manion (11) | Haddonfield Memorial High School | Haddonfield | NJ |
| 50 | :50.38 | Alec Cohen (12) | Etowah High School | Woodstock | GA |
| 51 | :50.40 | Ian Lemaistre (11) | Alamo Heights High School | San Antonio | TX |
| 52 | :50.42 | Drew Cosgarea (12) | McDonogh School | Owings Mills | MD |
| 52 | :50.42 | Robert Glover (10) | Millard South High School | Omaha | NE |
| 52 | :50.42 | Timothy Wylie (11) | Dripping Springs High School | Dripping Springs | TX |
| 55 | :50.43 | Ben Scheffer (12) | Olathe East High School | Olathe | KS |
| 56 | :50.44 | Evan Carlo (12) | Granada High School | Livermore | CA |
| 57 | :50.45 | Jacob Siar (11) | Cave Spring High School | Roanoke | VA |
| 58 | :50.52 | Christopher Johnson (12) | Bowie High School | Austin | TX |
| 59 | :50.53 | Jack Mangan (10) | New Trier High School | Winnetka | IL |
| 60 | :50.54 | Kenneth Castro-Abrams (10) | San Marin High School | Novato | CA |
| 60 | :50.54 | Ryan Haas (12) | Saint Xavier High School | Cincinnati | OH |
| 62 | :50.56 | Aaron Young (12) | Hillsboro Hiigh School | Hillsboro | OR |
| 63 | :50.59 | Mickey Mackle (11) | La Costa Canyon High School | Carlsbad | CA |
| 63 | :50.59 | Harrison Thai (10) | Crescenta Valley High School | La Crescenta | CA |
| 65 | :50.60 | Cary Wright (12) | Clovis West High School | Fresno | CA |
| 66 | :50.61 | Hennessey Stuart (9 ) | Regis Jesuit High School | Aurora | CO |
| 67 | :50.62 | Sam Lewis (11) | Milton High School | Alpharetta | GA |
| 67 | :50.62 | Dillon Williams (10) | Monte Vista High School | Danville | CA |
| 69 | :50.64 | Andrew Murch (11) | Granite Bay High School | Granite Bay | CA |
| 69 | :50.64 | Sebastian Ostrowski (12) | Hinsdale South High School | Darien | IL |
| 71 | :50.65 | Phil Deaton (12) | Bob Jones High School | Madison | AL |
| 71 | :50.65 | Brendan Walsh (12) | The Peddie School | Hightstown | NJ |
| 73 | :50.67 | Clifton Gordon (12) | Salesianum School | Wilmington | DE |
| 74 | :50.68 | Henrik Ohrstrom (12) | Scripps Ranch High School | San Diego | CA |
| 75 | :50.71 | Matt Webster (10) | Bellarmine College Preparatory | San Jose | CA |
| 76 | :50.74 | Austin Byrd (11) | Chippewa Falls High School | Chippewa Falls | WI |
| 77 | :50.76 | Niklas Brinck (12) | Nixa High School | Nixa | MO |
| 78 | :50.78 | Austin Flager (10) | Northridge High School | Middlebury | IN |
| 79 | :50.81 | Brett Mackenzie (11) | Tippecanoe High School | Tipp City | OH |
| 79 | :50.81 | Stephen Sobczak (12) | Dexter High School | Dexter | MI |
| 79 | :50.81 | Jacob Wallace (11) | Cy Creek High School | Houston | TX |
| 82 | :50.85 | Philip Hu (10) | Oakton High School | Vienna | VA |
| 83 | :50.88 | Tyler Rocca (11) | Gainesville High School | Gainesville | FL |
| 84 | :50.90 | En-Wei Hu-Van Wright (11) | Stuyvesant High School | New York | NY |
| 84 | :50.90 | Brian Lee (12) | The Baylor School | Chattanooga | TN |
| 86 | :50.95 | Austin Doss (9 ) | Hershey High School | Hershey | PA |
| 86 | :50.95 | Chris Hearl (10) | Blue Valley High School | Overland Park | KS |
| 86 | :50.95 | Ian Rodriguez (11) | Buffalo Grove High School | Buffalo Grove | IL |
| 89 | :50.96 | Kevin Carroll (12) | Mercersburg Academy | Mercersburg | PA |
| 89 | :50.96 | Andrew Marsh (11) | Jamestown High School | Jamestown | NY |
| 89 | :50.96 | Michael Ng (12) | University School of Nashville | Nashville | TN |
| 92 | :50.99 | Michael Christian (12) | Jupiter High School | Jupiter | FL |
| 92 | :50.99 | Will Glass (10) | McGill-Toolen Catholic High School | Mobile | AL |
| 92 | :50.99 | Austin Manganiello (12) | Miami-Palmetto Senior High School | Pinecrest | FL |
| 95 | :51.01 | Collin Baldacci (10) | Kelly Walsh High School | Casper | WY |
| 96 | :51.05 | William Middleton (12) | Curtis High School | Staten Island | NY |
| 97 | :51.06 | Curtis Goss (11) | Southlake Carroll High School | Southlake | TX |
| 98 | :51.07 | Nolan Tesone (11) | Pomona High School | Arvada | CO |
| 99 | :51.13 | David Morgan (10) | De La Salle High School | Concord | CA |
| 100 | :51.14 | John Quagliariello (12) | Springfield High School | Springfield | PA |