1938             Walter Thomas, Spencer- 235

1939             Gaylord Crowell, Des Moines- 234

1940             Pat Wilcox, Waterloo- 224

1941             Merle Lint, Spencer- 226

1942             Joe Brown, Des Moines- 224

1943             Harold Skow, Newton- 147

1944             Jack Hall, Des Moines- 147

1945             Pat Wilcox, Des Moines- 147

1946             Harold Skow, Newton- 145

1947             Pat Wilcox, Des Moines- 143

1948             Jack Hall, Des Moines- 107

1949             Joe Brown, Des Moines- 140

1950             Jim English, Red Oak- 211

1951             Pat Wilcox, Des Moines- 209

1952             Loddie Kempa, Stillwater, OK- 210

1953             Bob Leahy, Denison- 207

1954             Jack Hall, Des Moines- 211

1955             Joe Brown, Des Moines- 214

1956             Joe Brown, Des Moines- 210

1957             Bob Leahy, Denison- 214

1958             Jack Jones, Waterloo- 142

1959             Max Shelton, Cedar Falls- 221

1960             Jack Rule, Waterloo- 210

1961             Max Hall, Boone- 214

1962             Bud McCardell, Newton- 209

1963             Duff Lawrence, Los Angeles- 215

1964             Max Hall, Boone- 219

1965             Floren DePaglia, Des Moines- 215

1966             Charles Updegraff, Boone- 212

1967             Bill Feehan, Cedar Rapids- 213

1968             Charles Updegraff, Boone- 221

1969             Bill Heldmar, Des Moines- 214

1970             Brad Schuchat, Des Moines- 215

1971             Brad Schuchat, Des Moines- 207

1972             John Liechty, Marshalltown- 213

1973             John Liechty, Marshalltown- 213

1974             John Benda, Humboldt- 138

1975             Squaw Creek (flooded out)

1976             Bob Appenzeller, Lanchaster- 218

1977             Chuck Moran, Graettinger- 214

1978             Mark Rohde, Marshalltown- 218

1979             Ross Randall, Ames- 214

1980             Ivan Miller, Eldora- 211

1981             Jeff Smith, Oskaloosa- 205

1982             Mark Rohde, Marshalltown- 207

1983             Dana Kain, Ames- 217

1984             Dana Kain, Ames- 217

1985             Bob Gitchell, Ames- 215

1986             Darrell Chivington, Marshalltown- 213

1987             Dana Kain, Ames- 203

1988             Gregg Winkel, Algona- 217

1989             Craig Hainline, Wichita, KS- 208

1990             Jon Brown, Urbandale- 209

1991             Darrell Chivington, St. Joseph- 210

1992             Bill Hoefle, Ames- 204

1993             Squaw Creek flooded out

1994             Don Teeter, Algona- 213

1995             Travis Korver, Orange City- 208

1996             Don Teeter, Algona- 212

1997             Ben Pettitt, Carroll- 212

1998             Jason Knutzon, Ames- 205

1999             Scott Briggs, Muscatine- 142

2000             Tyler Stith, Mt. Pleasant- 207

2001             Matt Gatchel, Huxley- 198

2002             Jeremy Lyons, Ames- 134

2003             Sam Billmeyer, Ankeny- 213

2004             Jon Brown, Urbandale- 209                 

2005             Jon Brown, Urbandale- 203

2006             Nathan Leary, Waterloo- 208

2007             Daniel Holterhaus, Hiawatha- 209

2008             Ben Herrera, Urbandale – 211