| Year | Class 4A/AA | Time | Class 3A/A | Time |
|---|
Year | Class 4A/AA | Time | Class 3A/A | Time | |
|---|---|---|---|---|---|
| 2025 | Campbell County | 3:14.54 | Lander | 3:15.03 | |
| 2024 | Laramie | 3:16.44 | Lander | 3:16.39 | |
| 2023 | Laramie | 3:19.03 | Lander | 3:12.89 | |
| 2022 | Cheyenne Central | 3:16.62 | Lander | 3:08.40 | |
| 2021 | Kelly Walsh | 3:17.07 | Lander | 3:15.09 | |
| 2020 | Kelly Walsh | 3:14.12 | Lander | 3:18.50 | |
| 2019 | Laramie | 3:15.08 | Lander | 3:07.39 | |
| 2018 | Laramie | 3:10.49 | Lander | 3:23.49 | |
| 2017 | Laramie | 3:14.04 | Lander | 3:24.14 | |
| 2016 | Campbell County | 3:13.58 | Lander | 3:19.00 | |
| 2015 | Campbell County | 3:15.18 | Lander | 3:21.76 | |
| 2014 | Cheyenne Central | 3:12.96 | Rawlins | 3:25.08 | |
| 2013 | Cheyenne Central | 3:14.38 | Buffalo | 3:23.94 | |
| 2012 | Campbell County | 3:13.29 | Worland | 3:23.66 | |
| 2011 | Campbell County | 3:15.66 | Buffalo | 3:22.23 | |
| 2010 | Laramie | 3:17.16 | Lander | 3:24.60 | |
| 2009 | Campbell County | 3:18.07 | Lander | 3:28.37 | |
| 2008 | Campbell County | 3:20.29 | Sublette | 3:27.28 | |
| 2007 | Kelly Walsh | 3:16.74 | Rawlins | 3:21.16 | |
| 2006 | Laramie | 3:19.14 | Rawlins | 3:25.69 | |
| 2005 | Laramie | 3:21.00 | Kemmerer | 3:27.79 | |
| 2004 | Kelly Walsh | 3:20.26 | Lander | 3:28.61 | |
| 2003 | Green River | 3:19.49 | Lander | 3:26.43 | |
| 2002 | Kelly Walsh | 3:18.62 | Lander | 3:24.63 | |
| 2001 | Green River | 3:17.92 | Lander | 3:21.39 | |
| 2000 | Laramie | 3:18.91 | Buffalo | 3:28.44 | |
| 1999 | Campbell County | 3:15.07 | Lander | 3:19.15 | |
| 1998 | Campbell County | 3:18.36 | Worland | 3:18.57 | |
| 1997 | Green River | 3:19.37 | Lander | 3:19.93 | |
| 1996 | Campbell County | 3:12.32 | Rawlins | 3:17.83 | |
| 1995 | Laramie | 3:15.80 | Rawlins | 3:22.58 | |
| 1994 | Campbell County | 3:19.17 | Lander | 3:22.82 | |
| 1993 | Laramie | 3:15.21 | Douglas | 3:29.65 | |
| 1992 | Campbell County | 3:19.27 | Lander | 3:33.51 | |
| 1991 | Campbell County | 3:21.86 | Rawlins | 3:20.75 | |
| 1990 | Campbell County | 3:18.34 | Lyman | 3:31.85 | |
| 1989 | Campbell County | 3:22.51 | Buffalo | 3:24.88 | |
| 1988 | Campbell County | 3:22.85 | Powell | 3:29.26 | |
| 1987 | Laramie | 3:17.19 | Evanston | 3:27.69 | |
| 1986 | Laramie | 3:22.24 | Powell | 3:27.92 | |
| 1985 | Laramie | 3:20.23 | Evanston | 3:29.96 | |
| 1984 | Laramie | 3:17.39 | Douglas | 3:34.57 | |
| 1983 | Campbell County | 3:45.577 | Douglas | 4:04.836 | **races in meters |
| 1982 | Laramie | 3:19.201 | Big Piney | 3:32.471 | |
| 1981 | Laramie | 3:20.675 | Big Piney | 3:34.421 | |
| 1980 | Sheridan | 3:48.071 | Big Piney | 3:59.410 | **races in meters |
| 1979 | Laramie | 3:22.647 | Newcastle | 4:07.544 | **Class A races in meters |
| 1978 | Laramie | 3:24.89 | Glenrock | 4:15.206 | **Class A races in meters |
| 1977 | Laramie | 3:28.812 | Green River | 3:46.042 | |
| 1976 | Laramie | 3:32.99 | Big Piney | 3:49.98 | |
| 1975 | Cheyenne East | 3:28.85 | Green River | 3:54.73 | |
| 1974 | Laramie | 3:34.50 | Thermopolis | 3:54.20 | |
| 1973 | Powell | 3:31.9 | Glenrock | 3:48.5 | |
| 1972 | Powell | 3:32.8 | Thermopolis | 3:55.0 | |
| 1971 | Cheyenne East | 3:30.4 | Thermopolis | 3:44.2 | |
| 1970 | Laramie | 3:38.7 | Thermopolis | 3:57.5 | |
| 1969 | Laramie | 3:39.5 | - | - | |
| 1968 | Powell | 3:42.9 | - | - | |
| 1967 | Powell | 3:40.2 | - | - | |
| 1966 | Powell | 3:45.2 | - | - | |
| 1952-65 | Not competed | - | - | ||
| 1951 | Cheyenne Central | 1:07.3 | - | - | **as 400-foot relay |
| 1950 | Natrona | 1:08.8 | - | - | **as 400-foot relay |
| 1949 | Natrona | 1:11.2 | - | - | **as 400-foot relay |
| 1948 | Natrona | 1:13.8 | - | - | **as 400-foot relay |
Showing 1 to 65 of 65 entries