| | Heat | Dash | B Feature | A Feature |
|---|
|
|---|
| 5/14/2021 | Brown County Speedway - Aberdeen, SD SEASON OPENER WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 4th | - | - | 6th |
|
| 5/21/2021 | Brown County Speedway - Aberdeen, SD REGULAR SHOW WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 1st | - | - | 8th |
|
| 6/4/2021 | Brown County Speedway - Aberdeen, SD Structural Buildings WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 2nd | - | - | 7th |
|
| 6/11/2021 | Brown County Speedway - Aberdeen, SD STREET STOCK TOUR WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 7th | - | 2nd | 16th |
|
| 6/18/2021 | Brown County Speedway - Aberdeen, SD REGULAR SHOW WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 2nd | - | - | 3rd |
|
| 6/25/2021 | Brown County Speedway - Aberdeen, SD REGULAR SHOW WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 3rd | - | - | 5th |
|
| 7/9/2021 | Brown County Speedway - Aberdeen, SD DACOTAH RUMBLE/SUPER STOCK SHOOTOUT WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Rain Out |
| 7/16/2021 | Brown County Speedway - Aberdeen, SD REGULAR SHOW WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 1st | - | - | 3rd |
|
| 7/30/2021 | Brown County Speedway - Aberdeen, SD ROC RACE-REGULAR SHOW WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 5th | - | - | 12th |
|
| 8/6/2021 | Brown County Speedway - Aberdeen, SD 2021 SEASON CHAMPIONSHIP (ROC RAIN DATE) WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 3rd | - | - | 3rd |
|
| 9/3/2021 | Brown County Speedway - Aberdeen, SD BIG BUCK NATIONALS WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Jeromy Thorstenson (WISSOTA Street Stock) | 5th | - | 1st | 5th |
|