Boys Records
| Event | Mark | Athlete | Year |
|---|---|---|---|
| B100M | 10.75 | Brandon Pearce---Skyview | 2009 |
| B200M | 21.8 | Jon Ueland---West | 1994 |
| B400M | 48.92 | Ty Norris---Bozeman | 2003 |
| B800M | 1:54.85 | Simon Petsch---West | 2016 |
| B1600M | 4:15.37 | Dawson LaRance---Senior | 2017 |
| B3200M | 9:33.00 | Kevin Jacobsen---Skyview | 1994 |
| B110MH | 14.1 | Lucas Fowler---Harlowton | 1998 |
| B300MH | 38.27 | Landon Polkow---Skyview | 2012 |
| B4x100 | 42.37 | Billings Skyview | 2009 |
| B4x400 | 3:22.82 | Billings West | 2017 |
| BLJ | 23'2.25" | Scotty Owens---Senior | 2009 |
| BTJ | 46'10.5" | Ben King---West | 2009 |
| BHJ | 6'9 | Scott MacFarlane---Colstrip | 1998 |
| BPV | 15'1" | Jake Bowman---Hardin | 2008 |
| BSP | 62'4" | Matt Drinkwalter---Senior | 1998 |
| BDISC | 182'6" | Jim Stanton---Senior | 2003 |
| BJAV | 208'4" | Chris Reno---West | 2005 |
Girls Records
| Event | Mark | Athlete | Year | |
|---|---|---|---|---|
| G100M | 11.8 | Christy Otte---Central | 1993 | |
| G200M | 25.2 | Christy Otte---Central | 1994 | |
| G400M | 56.51 | Christina Aragon---Senior | 2015 | |
| G800M | 2:09.65 | Christina Aragon---Senior | 2016 | |
| G1600M | 4:56.13 | Dani Aragon---Senior | 2012 | |
| G3200M | 10:47.57 | Camila Noe---Bozeman | 2017 | |
| G100MH | 14.6 | Erin Jones---Harlowton | 2000 | |
| G300MH | 44.64 | Jennifer Walter---Huntley Project | 2006 | |
| G4x100 | 47.87 | Billings West | 2016 | |
| G4x400 | 3:58.00 | Bozeman | 2003 | |
| GLJ | 18'8.5" | Dana Zimmerman---Colstrip | 1998 | |
| GTJ | 37'1.5" | Kelsey Kirkpatrick---Ryegate | 2003 | |
| GHJ | 5'6" | Jill Montgomery---West | 1988 | |
| GPV | 12'8" | Courtney Kosovich---Senior | 2007 | |
| GSP | 44'7.5" | Kylee Zent---Bridger | 2004 | |
| GDISC | 144'1.5" | Jessica Sharbono---West | 2009 | |
| GJAV | 142'4" | Hailey Poole---Huntley Project | 2017 |