| Place | Time | Swimmer (Grade) | School | City | State |
| 1 | 1:42.81 | Dagny Knutson (11) | Minot High School | Minot | ND |
| 2 | 1:44.64 | Samantha Tucker (11) | Westlake High School | Austin | TX |
| 3 | 1:46.06 | Megan Romano (12) | Northeast High School | St. Petersburg | FL |
| 4 | 1:46.27 | Lauren Driscoll (9 ) | American Heritage School | Plantation | FL |
| 5 | 1:46.32 | Rebecca Jones (12) | First Colonial High School | Virginia Beach | VA |
| 6 | 1:46.52 | Stephanie Eisenring (12) | Pine Crest School | Fort Lauderdale | FL |
| 7 | 1:46.58 | Jamie Bohunicky (12) | Buchholz High School | Gainesville | FL |
| 8 | 1:46.82 | Andrea Murez (12) | Venice Senior High School | Los Angeles | CA |
| 9 | 1:46.85 | Lily Moldenhauer (11) | Churchill High School | San Antonio | TX |
| 10 | 1:47.10 | Caroline Kenney (11) | North Gwinnett High School | Suwanee | GA |
| 11 | 1:47.25 | Taylor Wohrley (12) | Timberland High School | Wentzville | MO |
| 12 | 1:47.44 | Catherine Breed (10) | Amador Valley High School | Pleasanton | CA |
| 13 | 1:47.65 | Allison Arnold (11) | Highland Park High School | Dallas | TX |
| 14 | 1:47.68 | Haley Anderson (12) | Granite Bay High School | Granite Bay | CA |
| 15 | 1:47.78 | Melanie Margalis (11) | Countryside High School | Clearwater | FL |
| 16 | 1:47.86 | Kiera Janzen (10) | Cretin-Derham Hall High School | St. Paul | MN |
| 17 | 1:47.94 | Jessica Heim (11) | Horizon Junior/Senior High School | San Diego | CA |
| 18 | 1:48.05 | Stephanie Peacock (11) | Bishop Verot Catholic School | Fort Myers | FL |
| 19 | 1:48.12 | Monica Dornick (10) | Carlsbad High School | Carlsbad | CA |
| 20 | 1:48.38 | Kelsey Gaid (12) | Pope High School | Marietta | GA |
| 21 | 1:48.45 | Erin Foster (10) | The Woodlands High School | The Woodlands | TX |
| 22 | 1:48.49 | Siena DeVenuto (11) | Pine Crest School | Fort Lauderdale | FL |
| 23 | 1:48.59 | Lauren Weis (12) | Cretin-Derham Hall High School | St. Paul | MN |
| 24 | 1:48.64 | Debroah Roth (12) | Redwood High School | Larkspur | CA |
| 25 | 1:48.73 | Lynette Lim (11) | Palm Springs High School | Palm Springs | CA |
| 26 | 1:48.76 | Kelsey Hall (12) | West Hills High School | Santee | CA |
| 27 | 1:48.85 | Julia Comodeca (11) | Anderson High School | Cincinnati | OH |
| 28 | 1:48.99 | Rachel Burns (12) | Countryside High School | Clearwater | FL |
| 28 | 1:48.99 | Chelsea Fong (11) | Monta Vista High School | Cupertino | CA |
| 28 | 1:48.99 | Logan Mason (12) | Carmel High School | Carmel | IN |
| 31 | 1:49.16 | Stephanie Wei (12) | Archbishop Mitty High School | San Jose | CA |
| 32 | 1:49.18 | Katie Nolan (12) | Hershey High School | Hershey | PA |
| 33 | 1:49.19 | Allyson Sweeney (12) | Brookwood High School | Snellville | GA |
| 34 | 1:49.21 | Jackie Powell (11) | Madison Memorial High School | Madison | WI |
| 35 | 1:49.24 | Katelyne Herrington (11) | Tokay High School | Lodi | CA |
| 36 | 1:49.36 | Erin Flanigan (10) | James Bowie High School | Austin | TX |
| 37 | 1:49.39 | Danielle Jansen (11) | Mason High School | Mason | OH |
| 38 | 1:49.42 | Jaime Malandra (12) | Parkland High School | Allentown | PA |
| 39 | 1:49.46 | Maureen McLaine (12) | Plano West Senior High School | Plano | TX |
| 40 | 1:49.55 | Danielle Siverling (10) | Downingtown East High School | Exton | PA |
| 41 | 1:49.65 | Samantha Zuch (11) | Napoleon High School | Napoleon | OH |
| 42 | 1:49.66 | Breann McDowell (11) | Ursuline Academy | Cincinnati | OH |
| 43 | 1:49.71 | Silken Jones (10) | San Clemente High School | San Clemente | CA |
| 44 | 1:49.74 | Sarah Andrews (12) | Centerville High School | Centerville | OH |
| 44 | 1:49.74 | Ginny Grams (10) | Spruce Creek High School | Port Orange | FL |
| 46 | 1:49.76 | Jordan Bowen (12) | Stillwater High School | Stillwater | MN |
| 47 | 1:49.87 | Loren Brandon (12) | Cherry Creek High School | Greenwood Village | CO |
| 48 | 1:49.88 | Rachel Naurath (11) | The Collegiate School | Richmond | VA |
| 49 | 1:49.92 | Allison Brown (9 ) | San Ramon Valley High School | Danville | CA |
| 50 | 1:49.99 | Genevieve Swartz (12) | The Woodlands High School | The Woodlands | TX |
| 51 | 1:50.00 | Sommers Creed (10) | Mill Creek High School | Hoschton | GA |
| 52 | 1:50.05 | Andrea Basaraba (11) | The Bishop's School | San Diego | CA |
| 53 | 1:50.09 | Delise Batiza (10) | California High School | San Ramon | CA |
| 54 | 1:50.13 | Hillary Petersen (11) | Buchholz High School | Gainesville | FL |
| 55 | 1:50.14 | Jordan Mattern (10) | Cherry Creek High School | Greenwood Village | CO |
| 56 | 1:50.16 | Kait Flederbach (11) | Westfield High School | Westfield | IN |
| 57 | 1:50.17 | Stacey Stanfield (9 ) | St. Augustine High School | St. Augustine | FL |
| 58 | 1:50.25 | Rachael Burnett (12) | Annandale High School | Annandale | VA |
| 59 | 1:50.27 | Kelsey Hojan-Clark (10) | Brookfield Academy | Brookfield | WI |
| 60 | 1:50.28 | Olivia Kabacinski (9 ) | Chesterton High School | Chesterton | IN |
| 61 | 1:50.31 | TJ Padova (12) | Campbell County High School | Gillette | WY |
| 62 | 1:50.32 | Hanna Cowley (10) | Ann Arbor Pioneer High School | Ann Arbor | MI |
| 63 | 1:50.33 | Claire Loht (10) | Red Land High School | Lewisberry | PA |
| 64 | 1:50.34 | Caitlyn Karr (10) | Wilson High School | West Lawn | PA |
| 65 | 1:50.35 | Alyssa Swanson (12) | Regis Jesuit High School | Aurora | CO |
| 66 | 1:50.38 | Tristin Baxter (11) | Clovis West High School | Fresno | CA |
| 67 | 1:50.43 | Sloane Pitman (12) | The Baylor School | Chattanooga | TN |
| 67 | 1:50.43 | Megan Rankin (9 ) | University High School | Irvine | CA |
| 69 | 1:50.44 | Erin Sosdian (11) | The Woodlands College Park High School | The Woodlands | TX |
| 70 | 1:50.46 | Rhiannon Sheets (10) | Carmel High School | Carmel | IN |
| 71 | 1:50.50 | Sara Li (11) | Longmeadow High School | Longmeadow | MA |
| 72 | 1:50.52 | Zoe Mattingly (9 ) | Zionsville Community High School | Zionsville | IN |
| 73 | 1:50.55 | Elizabeth Pepper (10) | Walter Johnson High School | Bethesda | MD |
| 74 | 1:50.56 | Kate Shumway (12) | New Trier High School | Winnetka | IL |
| 75 | 1:50.57 | Alexandria Frasier (11) | New Bedford High School | New Bedford | MA |
| 76 | 1:50.61 | Alison Moffit (11) | Flower Mound High School | Flower Mound | TX |
| 77 | 1:50.62 | Casey Ridge (12) | St. Ursula Academy | Cincinnati | OH |
| 78 | 1:50.63 | Rebecca Stoughton (10) | Peoria Notre Dame High School | Peoria | IL |
| 79 | 1:50.64 | Gabrielle Mizerak (12) | Osbourn Park High School | Manassas | VA |
| 80 | 1:50.67 | Carly Mercer (11) | Hamilton Southeastern High School | Fishers | IN |
| 81 | 1:50.69 | Deirdre Jones (12) | University School of Nashville | Nashville | TN |
| 82 | 1:50.72 | Amelia Marsh (11) | Okemos High School | Okemos | MI |
| 83 | 1:50.74 | Andrea Grant (10) | Walnut High School | Walnut | CA |
| 84 | 1:50.77 | Haley Krakoski (11) | Xavier College Preparatory | Phoenix | AZ |
| 85 | 1:50.82 | Ally Hardesty (9 ) | Bearden High School | Knoxville | TN |
| 86 | 1:50.83 | Damaris Iriondo (10) | St Thomas Aquinas High School | Fort Lauderdale | FL |
| 87 | 1:50.86 | Kelly Ann Baird (11) | West Davidson High School | Lexington | NC |
| 88 | 1:50.87 | Elli Sellinger (11) | Shorewood High School | Shorewood | WI |
| 89 | 1:50.91 | Meredith King (12) | duPont Manual High School | Louisville | KY |
| 90 | 1:50.95 | Mary Foster (12) | The Woodlands High School | The Woodlands | TX |
| 91 | 1:50.99 | Kelsey Cummings (10) | El Segundo High School | El Segundo | CA |
| 91 | 1:50.99 | Haley Pietila (9 ) | Arrowhead High School | Hartland | WI |
| 93 | 1:51.01 | Liz Braun (11) | Sprayberry High School | Marietta | GA |
| 94 | 1:51.02 | Salena Huang (10) | Irvington High School | Fremont | CA |
| 95 | 1:51.03 | Caitlin Connor (12) | Hinsdale Central High School | Hinsdale | IL |
| 95 | 1:51.03 | Kally Fayhee (12) | Rosary High School | Aurora | IL |
| 97 | 1:51.05 | Emma Michaels (10) | The Baylor School | Chattanooga | TN |
| 97 | 1:51.05 | Beth Rogers (11) | Canton McKinley High School | Canton | OH |
| 99 | 1:51.08 | Julia Anderson (9 ) | R.L. Paschal High School | Fort Worth | TX |
| 100 | 1:51.11 | Sara Delay (11) | Northgate High School | Walnut Creek | CA |
| 100 | 1:51.11 | Caitlin Hamilton (12) | Normal Community High School | Normal | IL |
| 102 | 1:51.12 | Leticia Lelli (9 ) | Chaparral High School | Scottsdale | AZ |
| 103 | 1:51.16 | Sara Haley (12) | Oak Ridge High School | el dorado hills | CA |
| 104 | 1:51.18 | Kate Woolbright (10) | East Ridge High School | Clermont | FL |
| 105 | 1:51.21 | Elizabeth Kleiner (10) | Lakeville North High School | Lakeville | MN |
| 106 | 1:51.26 | Nina Mascia (10) | Cardinal Gibbons High School | Raleigh | NC |
| 107 | 1:51.31 | Erica Reifinger (9 ) | Parkland High School | Allentown | PA |
| 108 | 1:51.33 | Jenny Darby (10) | Hardin Valley Academy | Knoxville | TN |
| 108 | 1:51.33 | Taylor Munk (11) | San Ramon Valley High School | Danville | CA |
| 110 | 1:51.34 | Camey Rabold (9 ) | Bishop Watterson High School | Columbus | OH |
| 111 | 1:51.35 | Erin Lamb (12) | Naperville Central High School | Naperville | IL |
| 112 | 1:51.36 | Allie Evans (12) | St. Petersburg High School | St. Petersburg | FL |
| 113 | 1:51.38 | Hillary Thomas (10) | Regis Jesuit High School | Aurora | CO |
| 114 | 1:51.48 | Anne Peanasky (11) | Homestead High School | Cupertino | CA |
| 115 | 1:51.49 | Beth DeFauw (11) | Strongsville High School | Strongsville | OH |
| 116 | 1:51.50 | Chelsea Wild (12) | Laguna Beach High School | Laguna Beach | CA |
| 117 | 1:51.54 | Ally Loper (10) | Desert Mountain High School | Scottsdale | AZ |
| 117 | 1:51.54 | Hannah Schaefer (9 ) | The Bolles School | Jacksonville | FL |
| 119 | 1:51.60 | Hayley Shillington (11) | Oaks Christian High School | Westlake Village | CA |
| 120 | 1:51.61 | Olivia Harrell (11) | Glendale High School | Springfield | MO |
| 121 | 1:51.62 | Sydney Tribou (12) | Lake Highland Preparatory School | Orlando | FL |
| 122 | 1:51.68 | Karima Chuk (11) | Catalina Foothills High School | Tucson | AZ |
| 123 | 1:51.70 | Courtney Sheehan (10) | Waukesha South High School | Waukesha | WI |
| 124 | 1:51.72 | Adrienne Bicek (12) | Downers Grove North High School | Downers Grove | IL |
| 125 | 1:51.74 | Brooke Brull (12) | Shawnee Mission Northwest High School | Shawnee | KS |
| 126 | 1:51.75 | Kaitlin Pawlowicz (10) | Oakton High School | Vienna | VA |
| 127 | 1:51.76 | Scarlet Cann (12) | Stadium High School | Tacoma | WA |
| 128 | 1:51.77 | Maria Watkins (11) | Winston Churchill High School | Potomac | MD |
| 129 | 1:51.78 | Bonnie Brandon (9 ) | Cherry Creek High School | Greenwood Village | CO |
| 130 | 1:51.81 | Fiona Majeau (10) | Garfield High School | Seattle | WA |