| | Heat | Dash | B Feature | A Feature |
|---|
|
|---|
| 5/2/2025 | Crawford County Speedway - Denison, IA Weekly Race #1 Dirt Late Models, Hornets, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Nathan Mumm (IMCA Hobby Stock) | 4th | - | - | 3rd |
|
| 5/9/2025 | Crawford County Speedway - Denison, IA Weekly Race #2 Dirt Late Models, Vintage Full Body Stock Cars, Hornets, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Nathan Mumm (IMCA Hobby Stock) | 7th | - | - | 7th (DNF) |
|
| 5/16/2025 | Crawford County Speedway - Denison, IA Weekly Race #3 A Modifieds, Hornets, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Nathan Mumm (IMCA Hobby Stock) | 2nd | - | - | 1st |
|
| 5/30/2025 | Crawford County Speedway - Denison, IA Weekly Race #4 Dirt Late Models, Hornets, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Nathan Mumm (IMCA Hobby Stock) | 4th | - | - | 2nd |
|
| 6/6/2025 | Crawford County Speedway - Denison, IA Weekly Race #5 Vintage Full Body Stock Cars, Hornets, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Nathan Mumm (IMCA Hobby Stock) | 6th | - | - | 9th |
|
| 6/13/2025 | Crawford County Speedway - Denison, IA Mods For MIndy Weekly Race #6 A Modifieds, Hornets, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Nathan Mumm (IMCA Hobby Stock) | 1st | - | - | 4th |
|
| 6/20/2025 | Crawford County Speedway - Denison, IA Weekly Race #7 Dirt Late Models, Hornets, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Nathan Mumm (IMCA Hobby Stock) | 4th | - | - | 3rd |
|
| 7/12/2025 | Shelby County Speedway - Harlan, IA Dirt Super Late Models: SLMR Late Model Series Hobby Stocks, Stock Cars, B Modifieds, Sport Compact | Results | | Nathan Mumm (Hobby Stocks) | - | - | - | 10th |
|
| 7/14/2025 | Beatrice Speedway - Beatrice, NE Joey Hergott Memorial IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Nathan Mumm (IMCA Hobby Stock) | 9th | - | 9th | - |
|
| 7/25/2025 | Crawford County Speedway - Denison, IA Weekly Race #10 Dirt Late Models, Hornets, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Nathan Mumm (IMCA Hobby Stock) | 6th | - | - | 6th |
|
| 8/1/2025 | Crawford County Speedway - Denison, IA Weekly Race #12 Dirt Late Models, Vintage Full Body Stock Cars, Hornets, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Nathan Mumm (IMCA Hobby Stock) | 4th | - | - | 5th |
|