Boys Records
| Event | Mark | Athlete | Year |
|---|---|---|---|
| B100M | 10.50 | Damien Nelson-CMR | 2018 |
| B200M | 21.06 | Chris Wilson-CMR | 2009 |
| B400M | 47.75 | Connor Matthews-Helena High | 2016 |
| B800M | 1:51.84 | Stacey Smiedala-Billings West | 1986 |
| B1600M | 4:12.06 | Jake Perrin-Flathead (Kalispel) | 2016 |
| B3200M | 9:04.35 | Jake Perrin-Flathead (Kalispel) | 2016 |
| B110MH | 14.14 | Bradley Graves-Huntley Project | 2019 |
| B300MH | 37.66 | Jake Larson-Butte | 2000 |
| B4x100 | 41.48 | John MacDonald | 2009 |
| Seth Compton | |||
| Josh Pelczar | |||
| Jase Muri | |||
| B4x400 | 3:19.26 | Noel Kulbeck | 1995 |
| Brad Welbes | |||
| Jim Anderson | |||
| Jon Ueland | |||
| B4x400 | 3:52.46 | Nichole Walker | 2002 |
| Keshia Shabazz | |||
| Mandy Close | |||
| Carlee Clark | |||
| BLJ | 23'8" | Kelly Friede-Huntley Project | 1988 |
| BTJ | 48'9.5" | Mathew Tokarz-Flathead (Kalispel) | 2013 |
| BHJ | 7'1" | Mark Koefelda-Missoula Helgate | 1993 |
| BPV | 16'4" | Chase Smith-Helena High | 2015 |
| BSP | 68'0.5" | Dennis Black-Great Falls | 1991 |
| BDISC | 193'7 | Dan Tabish-Missoula Helgate | 1982 |
| BJAV | 213'4" | Nate Bache-Thompson Falls | 2005 |
Girls Records
| Event | Mark | Athlete | Year | |
|---|---|---|---|---|
| G100M | 12.19 | Morgan Sulser-Billings Senior | 2014 | |
| G200M | 24.4 | Vicky Sturn-Billings West | 1975 | |
| G200M | 24.81 | Loni Perkins-Conrad | 2003 | |
| G400M | 54.62 | Loni Perkins-Conrad | 2003 | |
| G800M | 2:05.65 | Christina Aragon-Billings Senior | 2016 | |
| G1600M | 4:43.51 | Christina Aragon-Billings Senior | 2016 | |
| G3200M | 10:23.31 | Christina Aragon-Billings Senior | 2016 | |
| G100MH | 14.11 | Morgan Sulser-Billings Senior | 2013 | |
| G300MH | 42.87 | Liz Harper-Missoula Sentinel | 2013 | |
| G4x100 | 47.56 | Katrina Terry | 2018 | |
| Shae Helterbran | ||||
| Ellie Scherffius | ||||
| Maddie Brockel | ||||
| G4x400 | 47.56 | Billings West | 2018 | |
| GLJ | 18'11.75" | Julie Leneger-Beaverhead County(Dillon) | 2001 | |
| GTJ | 39'7" | Lauren Heggen-Sentinel | 2018 | |
| GHJ | 5'9.5" | Kari Shepherd-Helena | 1983 | |
| GPV | 13'0" | Shannon Agee-Helena | 1998 | |
| GSP | 47'6" | Kylee Zent - Bridger | 2004 | |
| GDISC | 157-00 | Brooke Kearns-Big Sky | 2018 | |
| GJAV | 152'8" | Hailey Poole - Colstrip | 2016 |