| Mark | Athlete | School | Year | Meet |
|---|
| 2:10.64 | Isabel Ross | Gallatin (Bozeman) (AA) | 12 | Eastern AA Divisional |
| 2:11.64 | Isabel Ross | Sea Level Times (SEALEVEL) | 12 | Arcadia Invitational (CA) |
| 2:14.17 | Peyton Frame | Custer Co./Miles City (A) | 11 | John Polich Invitational |
| 2:14.29 | Hazel Cooper | Gallatin (Bozeman) (AA) | 10 | Midland Roundtable Top 10 |
| 2:15.83 | Annalise Lewis | Hamilton (A) | 10 | Western A Divisional |
| 2:16.25 | Grace Jagodzinski | Billings Central (A) | 10 | Eastern A Divisional |
| 2:16.77 | Aliyah Vogel | Billings West (AA) | 11 | Eastern AA Divisional |
| 2:16.92 | Kylee Neil | Bozeman (AA) | 10 | Eastern AA Divisional |
| 2:17.93 | Gia Petrini | Missoula Hellgate (AA) | 11 | Western AA Divisional |
| 2:18.80 | Alyssa Vollertsen | Glacier (AA) | 12 | Western AA Divisional |
| 2:18.84 | Natalie Hodgskiss | Choteau (B) | 10 | Northern B Divisional |
| 2:20.18 | Chloe Savoy | Columbia Falls (A) | 12 | Western A Divisional |
| 2:20.19 | Jamison Molloy | Missoula Hellgate (AA) | 12 | Western AA Divisional |
| 2:21.01 | Lauren Bissen | Glacier (AA) | 10 | Archie Roe Invitational |
| 2:21.39 | Ryleigh Kleinke | Sidney (A) | 12 | Sidney Twilight Meet |
| 2:21.78 | Dacia Benkelman | Glacier (AA) | 11 | Archie Roe Invitational |
| 2:22.08 | Cecily Hope | Billings Central (A) | 11 | Eastern A Divisional |
| 2:22.57 | TJ Chirrick | Roberts (C) | 12 | Al Walker Memorial Meet |
| 2:22.72 | Everett Holland | Flathead (AA) | 9 | Western AA Divisional |
| 2:22.86 | Javon Dutton | Custer Co./Miles City (A) | 10 | Eastern A Divisional |
| 2:23.06 | Ashlyn Ford | Chinook (B) | 10 | Northern B Divisional |
| 2:23.07 | Karis Brightwings-Pease | Hardin (A) | 10 | Eastern A Divisional |
| 2:23.16 | Capri Farmer | Libby (A) | 9 | Lincoln County Track Meet |
| 2:23.44 | Finley Samuels | Gallatin (Bozeman) (AA) | 10 | Eastern AA Divisional |
| 2:23.52 | Kortney McKay | Helena (AA) | 10 | Skor Dekam Invite |
| 2:23.55 | Hadyn Garza | Helena (AA) | 12 | Western AA Divisional |
| 2:23.70 | Miel Newton | Glacier (AA) | 9 | Western AA Divisional |
| 2:23.77 | Izzy Lundstrom | Helena (AA) | 9 | Great Falls v Helena |
| 2:23.80 | Avery Gerdes | Huntley Project (B) | 11 | Billings SCAD #2 |
| 2:23.81 | Kate Lee | Helena (AA) | 11 | Great Falls/Helena Dual |
| 2:23.84 | Emmie Bermingham | Helena (AA) | 10 | Western AA Divisional |
| 2:23.99 | Stella Damyanovich | Great Falls CMR (AA) | 9 | Eastern AA Divisional |
| 2:23.99 | Shelbi LaBrie | Whitewater (C) | 12 | Glasgow Last Chance Meet |
| 2:24.27 | Claire Jensen | Flathead (AA) | 12 | Western AA Divisional |
| 2:24.30 | Zoey Real Bird | Hardin (A) | 10 | Sidney Twilight Meet |
| 2:24.44 | Josie Wilson | Flathead (AA) | 12 | MCPS Invitational |
| 2:24.73 | Morgan Delaney | Polson (A) | 10 | Whitefish ARM Invitational |
| 2:25.11 | Aeris Stewart | Shelby (B) | 10 | Northern B Divisional |
| 2:25.13 | Bridget Reed | Turner (C) | 11 | 9C District Meet |
| 2:25.13 | Jaclyn Dighans | Custer Co./Miles City (A) | 10 | Glendive Shriners Invitational |
| 2:25.27 | Olivia Pfile | Great Falls (AA) | 12 | Eastern AA Divisional |
| 2:25.29 | Emma Marshal | Missoula Big Sky (AA) | 11 | Western AA Divisional |
| 2:25.32 | Emery Eash | Flathead (AA) | 9 | Western AA Divisional |
| 2:25.36 | Ireland Johnston | Loyola Sacred Heart (B) | 12 | Western B/C Divisional |
| 2:25.48 | Kyla Meissner | Broadwater/Townsend (B) | 10 | 5B/12C District Meet |
| 2:25.51 | Mia Rodriguez | Billings West (AA) | 11 | Eastern AA Divisional |
| 2:25.51 | Addi Lilyquist | Granite/Philipsburg (C) | 11 | Western B/C Divisional |
| 2:25.53 | Ashley Andrews | Columbia Falls (A) | 11 | Archie Roe Track Meet |
| 2:25.73 | Andriell Herrera | Hardin (A) | 11 | Eastern A Divisional |
| 2:25.92 | Lily Adair | Darby (B) | 11 | Western B/C Divisional |
| 2:26.21 | Ali Schowengerdt | Missoula Big Sky (AA) | 10 | Missoula "Greg Rice" City Meet |
| 2:26.30 | Alexus Seymour | Chinook (B) | 12 | Northern B Divisional |
| 2:26.36 | Eleanor Rheinhardt | Frenchtown (A) | 11 | Russ Plicher Western Top 10 |
| 2:26.40 | Elisabeth Coburn | Helena (AA) | 10 | MCPS Invitational |
| 2:26.66 | Peyton Stearns | Jefferson/Boulder (B) | 10 | Russ Plicher Western Top 10 |
| 2:26.68 | Mila Johns | Columbia Falls (A) | 11 | Western A Divisional |
| 2:26.92 | Dani Jordan | Lockwood (A) | 12 | Sidney Twilight Meet |
| 2:27.12 | Stella Wahl | Cut Bank (B) | 9 | Northern B Divisional |
| 2:27.17 | Mya Badger | Columbia Falls (A) | 12 | Western A Divisional |
| 2:27.32 | Willa Bookwalter | Missoula Hellgate (AA) | 9 | Hellgate/Sentinel/Flathead Tri |
| 2:27.35 | Elisabeth Coburn | Helena (AA) | 10 | Western AA Divisional |
| 2:27.38 | Teslin Trombley | Browning (A) | 11 | Western A Divisional |
| 2:27.54 | Sophia Houchin | Butte (AA) | 8 | Western AA Divisional |
| 2:27.61 | Gwendalyn Clingan | Belgrade (AA) | 12 | Eastern AA Divisional |
| 2:27.87 | Cecilia Knight | Missoula Hellgate (AA) | 11 | Missoula "Greg Rice" City Meet |
| 2:27.95 | Grace Marshal | Missoula Big Sky (AA) | 11 | Big Sky/Butte Dual |
| 2:27.99 | Adeline Osborne | Helena Capital (AA) | 10 | Helena Crosstown Meet |
| 2:29.00 | Piper Miller | North Star (C) | | Northern C Divisional |
| 2:29.06 | Brooke Streit | Chester-Joplin-Inverness (C) | | Cascade Top 8 Track Meet |