| Year | Class 4A/AA | School | Time | Class 3A/A | School | Time | Class 2A/B | School | Time | Class 1A/C | School | Time |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1979 | Tillie Cooley | Cheyenne Central | 22.50 | not contested at A level | not contested at B level | Mark Cronk | Chugwater | 23.10 | ||||
| 1978 | Russ Stewart | Rock Springs | 22.86 | Nathan Reith | Thermopolis | 23.48 | Greg Bell | Guernsey | 23.56 | Mark Cronk | Chugwater | 23.31 |
| 1977 | George James | Cheyenne Central | 22.10 | Phil Wolbrandt | Buffalo | 23.12 | Bret Harvey | Mountain View | 23.87 | Gran Williams | Byron | 23.50 |
| 1976 | Jesse Johnson | Cheyenne East | 22.28 | Kenneth Boelens | Thermopolis | 24.10 | Rex Bluemel | Mountain View | 23.80 | Kent Hessenthaler | Byron | 23.80 |
| 1975 | Jesse Johnson | Cheyenne East | 22.10 | Stan Nakamura | Kemmerer | 22.97 | Wally Westling | Wind River | 23.08 | Gary Welch | Cowley | 23.50 |
| 1974 | Ty Nelson | Powell | 22.80 | Howard Schultz | Green River | 22.90 | Leonard Padilla | Medicine Bow | 23.10 | Lee Fausett | Ten Sleep | 24.50 |
| 1973 | Dick Tullock | Rock Springs | 21.9 | Howard Schultz | Green River | 23.0 | Mike Beaudoin | Sundance | 22.9 | Leonard Padilla | Medicine Bow | 23.5 |
| 1972 | Dick Tullock | Rock Springs | 23.0 | Dick Shanor | Jackson | 23.8 | Charles Isaac | Hanna | 24.0 | Leonard Padilla | Medicine Bow | 24.5 |
| 1971 | Wayne Music | Lander | 22.0 | Monte Fosher | Lusk | 22.2 | Roy Strom | Cowley | 22.3 | Leonard Padilla | Medicine Bow | 23.8 |
| 1970 | Roger Ketcheson | Cheyenne East | 21.9 | Eric Kufeldt | Torrington | 23.0 | Todd Dayton | Cokeville | 23.1 | Rick Palmer | Manderson | 23.8 |
| 1969 | Al Yorio | Sheridan | 22.4 | Eric Kufeldt | Torrington | 22.9 | Jim Mosley | Upton | 23.1 | Mike Yates | LaGrange | 23.5 |
| 1968 | Jesse Mapp | Natrona County | 22.1 | Larry Capellen//Eric Kufeldt | Kemmerer//Torrington | 23.0 | Jim Isaac | Hanna | 22.6 | Chris Sarles | Rock River | 24.2 |
| 1967 | Jesse Mapp | Natrona County | 22.5 | Bob Mares | Douglas | 23.2 | John Binning | Pine Bluffs | 23.2 | Bob Padilla | Medicine Bow | 23.9 |
| 1966 | Lew Roney | Laramie | 22.9 | Wayne Slaybaugh | Buffalo | 23.5 | Jack Hockersmith | Pine Bluffs | 23.2 | Curtis Grandstaff | LaGrange | 23.7 |
| 1965 | John Mapp | Natrona County | 22.6 | Bruce Arfman | Newcastle | 23.5 | Tom Runner | Saratoga | 24.0 | Curtis Grandstaff | LaGrange | 24.2 |
| 1964 | John Mapp | Natrona County | 22.7 | Mike Silbaugh | Newcastle | 23.5 | Carl Hagemeister | St. Stephens | 23.3 | Dave Butler | Carpenter | 24.3 |
| 1963 | Ernie Nelson | Laramie | 22.2 | Wayne Johnson | Lovell | 22.5 | Bill Calvert | Mountain View | 22.5 | George Bockhaun | LaGrange | 23.6 |
| 1962 | Ernie Nelson | Laramie | 22.5 | Jim Taylor | Thermopolis | 22.5 | Tom Binning | Pine Bluffs | 21.8 | Ron Eaton | Veteran | 22.5 |
| 1961 | Louis Pfrangle | Cody | 22.6 | Gary Keil | Thermopolis | 23.1 | Tom Binning | Pine Bluffs | 22.9 | Ron Eaton | Veteran | 23.7 |
| 1960 | Bob Middleton | Cheyenne Central | 23.0 | Gary Keil | Thermopolis | 23.5 | Tom Binning | Pine Bluffs | 23.5 | Ron Eaton | Veteran | 23.6 |
| 1959 | Dick Kuzara | Sheridan | 23.2 | Jack Kemp | Green River | 23.3 | Orlando Cordova | Shoshoni | 23.8 | Tom Davis | Hawk Springs | 24.1 |
| 1958 | Gary Stouffer | Cheyenne Central | 23.0 | Larry Eckard | Thermopolis | 23.1 | Lavern Johnson | Upton | 23.05 | Frank Esquibel | Fort Laramie | 24.3 |
| 1957 | Gary Stouffer | Cheyenne Central | 24.0 | Joe Russell | Cody | 23.0 | Virgil Davison | Kemmerer | 23.8 | Frank Esquibel | Fort Laramie | 24.9 |
| 1956 | Hi Gernert | Natrona County | 22.2 | Dick Dover | Cody | 23.4 | Stanley Murdock | Pinedale | 23.7 | |||
| 1955 | Dave Herd | Rock Springs | 22.8 | Dick Dover | Cody | 22.8 | Stanley Murdock | Pinedale | 24.2 | |||
| 1954 | Jim Herd | Rock Springs | 22.3 | Lynn Taylor | Cody | 24.1 | Billy Huhnke | Meeteetse | 23.75 | |||
| 1953 | Pat Bisiar | Natrona County | 22.9 | Dick Harkins | Worland | 23.35 | Damon Foltz | Upton | 24.0 | |||
| 1952 | Rudy Magagna | Rock Springs | 23.8 | Kent Kinniburgh | Riverton | 24.1 | Dick Marquis | Egbert | 25.1 | |||
| 1951 | Rudy Magagna | Rock Springs | 22.7 | Duane Berrier | Lyman | 22.3 | ||||||
| 1950 | Chuck Baker | Cheyenne Central | 22.5 | |||||||||
| 1949 | Carl Wake | Newcastle | 23.8 | |||||||||
| 1948 | George Dawson | Wheatland | 23.3 | |||||||||
| 1947 | Ernie Wessick | Rock Springs | 22.5 | |||||||||
| 1946 | Jack Story | Cheyenne Central | 23.7 | |||||||||
| 1945 | Zane Moon | Kemmerer | 22.8 | |||||||||
| 1944 | Van McCarty | Chugwater | 22.4 | |||||||||
| 1943 | No meet | - | - | |||||||||
| 1942 | J.B. Ford | Douglas | 23.7 | |||||||||
| 1941 | Gene Smith | Laramie | 22.5 | |||||||||
| 1940 | Vic Niethammer | Natrona County | 23.5 | |||||||||
| 1939 | Walter Cook | Natrona County | 24.9 | |||||||||
| 1938 | Ned Moerke | Green River | 23.0 | |||||||||
| 1937 | Charley Thurston | Riverton | 21.9 | |||||||||
| 1936 | Ned Moerke | Green River | 23.4 | |||||||||
| 1935 | Dave Hays | Riverton | 23.7 | |||||||||
| 1934 | Bob Boyce | Natrona County | 23.4 | |||||||||
| 1933 | Bill Kobelin | Thermopolis | 22.4 | |||||||||
| 1932 | Bill Kobelin | Thermopolis | 22.4 | |||||||||
| 1931 | Joe Starman | Rock Springs | 23.2 | |||||||||
| 1930 | Ray Edwards | Sheridan | 23.4 | |||||||||
| 1929 | Paul Starr | Cody | 21.76 | |||||||||
| 1928 | Paul Starr | Cody | 23.0 | |||||||||
| 1927 | Carl Dir | Worland | 22.3 | |||||||||
| 1926 | Abbie Thompson | Thermopolis | 23.2 | |||||||||
| 1925 | Jim Driscoll | Thermopolis | 23.3 | |||||||||
| 1924 | Jim Driscoll | Thermopolis | 23.2 | |||||||||
| 1923 | Wedge Thompson | Thermopolis | 22.2 | |||||||||
| 1922 | Orba Teninty | Thermopolis | 22.6 |