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Race Results
Note: Only contains races recorded on this site.
| Track | Knoxville,IA |
| Series | USAC National Sprint Cars (USAC) |
Count: 20
| Race Date | Class | Series | Track | Watch | Race | Car Count | Winner | Start | Story |
| Saturday, May 30, 2026 | Wingless | USAC,MRA | Knoxville,IA | FloRacing | Corn Belt Clash | | | | |
| Friday, May 29, 2026 | Wingless | USAC,MRA | Knoxville,IA | FloRacing | Corn Belt Clash Prelim | | | | |
| Saturday, May 31, 2025 | Wingless | USAC | Knoxville,IA | | Corn Belt Clash | 31 | Kevin Thomas Jr | 3 | Capital W! KTJ Hits Stride with $15,000 Knoxville Corn Belt Clash Score |
| Friday, May 30, 2025 | Wingless | USAC | Knoxville,IA | | Corn Belt Clash Prelim | 31 | Brady Bacon | 5 | 61! Bacon’s Knoxville Triumph Puts Him One Shy of USAC Sprint Record |
| Saturday, June 1, 2024 | Wingless | USAC,MWRA | Knoxville,IA | | Corn Belt Clash | 26 | Daison Pursley | 1 | ON POINT! PURSLEY PLUCKS KNOXVILLE’S CORN BELT CLASH & FIRST USAC SPRINT WIN |
| Friday, May 31, 2024 | Wingless | USAC,MWRA | Knoxville,IA | | Corn Belt Clash | 27 | Justin Grant | 2 | SPOILER ALERT! GRANT WINS 50TH USAC SPRINT RACE AT KNOXVILLE |
| Saturday, June 3, 2023 | Wingless | USAC,MWRA | Knoxville,IA | | Corn Belt Clash | 32 | Jake Swanson | 6 | CORN BELT HERO! SWANSON SCORES LAST LAP TRIUMPH AT KNOXVILLE |
| Saturday, July 11, 2020 | Wingless | USAC,WAR | Knoxville,IA | | Corn Belt Nationals (with ISCL) | 48 | Brady Bacon | 1 | BACON REPEATS AS $20,000 CORN BELT NATIONALS CHAMPION |
| Friday, July 10, 2020 | Wingless | USAC,WAR | Knoxville,IA | | Corn Belt Nationals Prelim (with ISCL) | 53 | Tyler Courtney | 3 | COURTNEY CINCHES CORN BELT NATIONALS OPENER AT KNOXVILLE |
| Saturday, July 6, 2019 | Wingless | USAC,WAR | Knoxville,IA | | Corn Belt Nationals | 48 | Brady Bacon | 2 | BACON THE 20 GRAND MAN AT CORN BELT NATIONALS |
| Friday, July 5, 2019 | Wingless | USAC,WAR | Knoxville,IA | | Corn Belt Nationals Prelim | 51 | Brady Bacon | 6 | BACON CRISP ON NIGHT 1 OF THE CORN BELT NATIONALS |
| Saturday, June 9, 2018 | Wingless | USAC | Knoxville,IA | | | 24 | Tyler Courtney | 6 | SUNSHINE SWEEPS HIS WAY TO KNOXVILLE REDEMPTION |
| Saturday, June 3, 2017 | Wingless | USAC | Knoxville,IA | | | 35 | Justin Grant | 1 | |
| Sunday, August 7, 2011 | Wingless | USAC | Knoxville,IA | | Knoxville Non-Wing Nationals | 31 | Brady Bacon | 6 | |
| Sunday, August 8, 2010 | Wingless | USAC | Knoxville,IA | | Non-Winged Knoxville Nationals | 33 | Bud Kaeding | 5 | |
| Saturday, June 11, 1988 | Wing | USAC | Knoxville,IA | | | 48 | Sammy Swindell | 6 | Sammy Swindell tops USAC Winged Sprints |
| Saturday, June 5, 1982 | Wingless | USAC | Knoxville,IA | | | 28 | Sheldon Kinser | 6 | Sheldon Kinser wins USAC at Knoxville |
| Sunday, June 3, 1973 | Wingless | USAC | Knoxville,IA | | | 24 | Tom Bigelow | | Tom Bigelow wins USAC at Knoxville |
| Saturday, June 3, 1972 | Wingless | USAC | Knoxville,IA | | | 30 | Sammy Sessions | | Sammy Sessions wins USAC at Knoxville |
| Saturday, June 5, 1971 | Wingless | USAC | Knoxville,IA | | | 24 | Dick Tobias | | Dick Tobias wins USAC at Knoxville |
Drivers who ran within last 5 years
| Driver | Races | Wins | Avg Finish | Avg Finish Last 5 Yrs | Top 5 | Top 10 |
| 1 | Brady Bacon | 13 | 5 | 3.8 | 5.8 | 11 | 12 |
| 2 | Justin Grant | 13 | 2 | 7.8 | 6.2 | 8 | 10 |
| 3 | CJ Leary | 11 | 0 | 7.2 | 10.6 | 7 | 8 |
| 4 | Robert Ballou | 11 | 0 | 9.0 | 8.2 | 2 | 7 |
| 5 | Chase Stockon | 11 | 0 | 9.6 | 12.2 | 2 | 7 |
| 6 | Kevin Thomas Jr | 10 | 1 | 7.9 | 6.5 | 4 | 7 |
| 7 | Wyatt Burks | 8 | 0 | 15.1 | 17.7 | 0 | 0 |
| 8 | Wesley Smith | 8 | 0 | 19.4 | 21.8 | 0 | 1 |
| 9 | Jake Swanson | 7 | 1 | 7.6 | 7.0 | 2 | 6 |
| 10 | Matt Westfall | 7 | 0 | 12.4 | 10.0 | 0 | 2 |
| 11 | Logan Seavey | 7 | 0 | 13.1 | 14.0 | 0 | 3 |
| 12 | Glen Saville | 7 | 0 | 25.7 | 26.5 | 0 | 0 |
| 13 | Don Droud Jr | 7 | 0 | 25.9 | 25.0 | 0 | 0 |
| 14 | Ryan Bernal | 6 | 0 | 6.3 | 5.5 | 1 | 6 |
| 15 | Kyle Cummins | 6 | 0 | 9.5 | 7.8 | 2 | 4 |
| 16 | Braydon Cromwell | 6 | 0 | 35.8 | 22.0 | 0 | 0 |
| 17 | Mitchel Moles | 5 | 0 | 8.2 | 8.2 | 1 | 4 |
| 18 | Carson Garrett | 5 | 0 | 14.4 | 14.4 | 0 | 0 |
| 19 | Riley Kreisel | 5 | 0 | 16.2 | 10.0 | 0 | 1 |
| 20 | Charles Davis Jr | 5 | 0 | 17.2 | 17.2 | 0 | 0 |
| 21 | Logan Calderwood | 5 | 0 | 19.8 | 19.8 | 0 | 0 |
| 22 | Kobe Simpson | 4 | 0 | 19.8 | 19.8 | 0 | 0 |
| 23 | Jadon Rogers | 4 | 0 | 20.0 | 20.0 | 0 | 0 |
| 24 | Isaac Chapple | 4 | 0 | 26.8 | 32.0 | 0 | 0 |
| 25 | Doug Sylvester | 4 | 0 | 42.3 | 29.0 | 0 | 0 |
| 26 | Daison Pursley | 3 | 1 | 4.3 | 4.3 | 2 | 3 |
| 27 | Chase Johnson | 3 | 0 | 7.7 | 7.7 | 1 | 2 |
| 28 | JJ Yeley | 3 | 0 | 12.3 | 12.3 | 0 | 2 |
| 29 | Stevie Sussex III | 3 | 0 | 19.3 | 22.5 | 0 | 0 |
| 30 | Justin Zimmerman | 3 | 0 | 23.7 | 8.0 | 0 | 1 |
| 31 | Eric Schulz | 3 | 0 | 24.7 | 24.0 | 0 | 0 |
| 32 | Ben Woods | 3 | 0 | 26.3 | 26.3 | 0 | 0 |
| 33 | AJ Johnson | 3 | 0 | 26.7 | 26.7 | 0 | 0 |
| 34 | Tyler Graves | 3 | 0 | 27.3 | 27.3 | 0 | 0 |
| 35 | Briggs Danner | 2 | 0 | 5.5 | 5.5 | 1 | 2 |
| 36 | Gunnar Setser | 2 | 0 | 11.0 | 11.0 | 1 | 1 |
| 37 | RJ Johnson (AZ) | 2 | 0 | 12.5 | 12.5 | 0 | 0 |
| 38 | Kale Drake | 2 | 0 | 13.0 | 13.0 | 0 | 1 |
| 39 | Xavier Doney | 2 | 0 | 14.0 | 14.0 | 0 | 1 |
| 40 | Hayden Reinbold | 2 | 0 | 19.0 | 19.0 | 0 | 0 |
| 41 | Joey Amantea | 2 | 0 | 19.0 | 19.0 | 0 | 0 |
| 42 | Korbyn Hayslett | 2 | 0 | 19.0 | 19.0 | 0 | 0 |
| 43 | Hunter Maddox | 2 | 0 | 20.5 | 20.5 | 0 | 0 |
| 44 | Dakota Earls | 2 | 0 | 27.0 | 27.0 | 0 | 0 |
| 45 | Vinny Ward | 2 | 0 | 27.5 | 27.5 | 0 | 0 |
| 46 | Kayla Roell | 2 | 0 | 28.0 | 28.0 | 0 | 0 |
| 47 | Jonathan Hughes | 2 | 0 | 39.5 | 30.0 | 0 | 0 |
| 48 | Emerson Axsom | 1 | 0 | 5.0 | 5.0 | 1 | 1 |
| 49 | Matt Mitchell | 1 | 0 | 18.0 | 18.0 | 0 | 0 |
| 50 | Dalton Stevens | 1 | 0 | 21.0 | 21.0 | 0 | 0 |
| 51 | Max Adams | 1 | 0 | 22.0 | 22.0 | 0 | 0 |
| 52 | Eddie Tafoya Jr | 1 | 0 | 28.0 | 28.0 | 0 | 0 |
| 53 | Brian Ruhlman | 1 | 0 | 31.0 | 31.0 | 0 | 0 |
| 54 | Nick Marts | 1 | 0 | 31.0 | 31.0 | 0 | 0 |
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