| Mark | Athlete | School | Year | Meet |
|---|
| 2:10.05 | Annie Hill | Glacier (AA) | 9 | Western AA Divisional |
| 2:11.01 | Christina Aragon | Billings Senior (AA) | 11 | State AA |
| 2:11.32 | Bryn Morley | Bigfork (B) | 9 | Whitefish ARM Invitational |
| 2:13.21 | Carly Smiedala | Helena (AA) | 11 | State AA |
| 2:15.02 | Makena Morley | Bigfork (B) | 12 | Western B Divisional |
| 2:15.43 | Keegan Day | Billings Skyview (AA) | 12 | State AA |
| 2:16.73 | Ellen Brooks | Missoula Sentinel (AA) | 11 | State AA |
| 2:18.72 | Bailee Parker | West Yellowstone (C) | 11 | Western C Divisional |
| 2:19.34 | Gillian Maness | Flathead (AA) | 11 | Libby-Flathead Dual |
| 2:19.80 | BreElle Wacker | Melstone (C) | 10 | Billings Skyview Meet 4/23 |
| 2:20.43 | Elizabeth Thompson | Flathead (AA) | 10 | State AA |
| 2:20.46 | Nicole Bouma | Flathead (AA) | 10 | Libby-Flathead Dual |
| 2:20.63 | Pipi Eitel | Belgrade (AA) | 10 | State A |
| 2:20.65 | Jordan Gilcrist | Billings Senior (AA) | 9 | Billings City Meet |
| 2:20.65 | Samantha Mundel | Columbia Falls (A) | 12 | State A |
| 2:20.94 | Bailey Smith | Glacier (AA) | 10 | State AA |
| 2:21.09 | Ahna Kreitinger | Glacier (AA) | 10 | Archie Roe Invitational |
| 2:21.17 | Stephanie Robbins | Seeley-Swan (C) | 11 | Western C Divisional |
| 2:21.80 | Amelia Gardner | Corvallis (A) | 12 | Southwestern A Divisional |
| 2:22.31 | Sarah Latcham | Whitefish (A) | 12 | Western Top 10 Meet |
| 2:22.76 | Alex Veltkamp | Manhattan Christian (C) | 9 | State C |
| 2:23.54 | Elsa Sveen | Bozeman (AA) | 10 | State AA |
| 2:23.80 | Piper Meuwissen | Bozeman (AA) | 10 | Billings West Triangular 5/2 |
| 2:23.81 | Jessica Elmer | Laurel (A) | 10 | State A |
| 2:23.85 | Hannah Gedlaman | Columbia Falls (A) | 9 | Glacier-Columbia Falls Dual |
| 2:24.00 | Kim Parsell | Shelby (B) | 11 | State B |
| 2:24.03 | Abigail Stroh | Bozeman (AA) | 11 | State AA |
| 2:24.08 | Lyric Devries | Hamilton (A) | 9 | State A |
| 2:24.28 | Josey Smiedala | Helena (AA) | 12 | Helena Quadrangular |
| 2:24.29 | Baylee Green | Roundup (B) | 11 | State B |
| 2:24.30 | Madison Vilhauer | Bozeman (AA) | 10 | State AA |
| 2:24.30 | Kimberly Earhart | Plains (B) | 11 | State B |
| 2:24.34 | Brianna Hawthorne | Bozeman (AA) | 10 | State AA |
| 2:24.75 | Paige Harris | Plentywood (B) | 11 | State B |
| 2:24.86 | Amanda Wolff | Glasgow (B) | 12 | State B |
| 2:24.91 | Rachel David | Havre (A) | 11 | State A |
| 2:25.10 | Ellie Smith | Richey-Lambert (C) | 9 | State C |
| 2:25.15 | Bridget Creel | Bozeman (AA) | 12 | Skor-DeKam Invitational |
| 2:25.30 | Kaitlin Wride | Flathead (AA) | 9 | Archie Roe Invitational |
| 2:25.37 | Demi Horton | Plains (B) | 11 | Western B Divisional |
| 2:25.62 | Madeline Hamilton | Missoula Sentinel (AA) | 10 | MCPS Invitational |
| 2:25.80 | Heidi Nisly | Corvallis (A) | 10 | Southwestern A Divisional |
| 2:25.92 | Kaitlyn Bird | Fort Benton (C) | 10 | Archie Roe Invitational |
| 2:26.12 | Alexa Horrell | Billings Central (A) | 12 | State A |
| 2:26.37 | Caitlin Carmody | Butte (AA) | 10 | Western Top 10 Meet |
| 2:26.78 | Miranda Champion | Glacier (AA) | 12 | Western AA Divisional |
| 2:27.06 | Maggie Smiedala | Helena (AA) | 9 | CMR-Helena Dual |
| 2:27.52 | Halle Smith | Missoula Hellgate (AA) | 12 | Greg Rice Missoula City Meet |
| 2:27.58 | Keelie O Brien | Hamilton (A) | 11 | State A |