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| 4/3/2021 | Springfield Raceway - Springfield, MO OPENING NIGHT A Modifieds, Midwest Modifieds, Dirt Late Models, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods, Dirt Mini Late Models | Results | | Kolby Rathbone (Pure Stock) | 4th | - | - | 6th |
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| 4/17/2021 | Lucas Oil Speedway - Wheatland, MO Weekly Show #2 $uper $aver $pecial Night Presented by Ozarks FOX Dirt Late Models, Pure Stock, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Kolby Rathbone (Pure Stock) | 3rd | - | - | 9th |
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| 4/25/2021 | Springfield Raceway - Springfield, MO EMS NIGHT MAKEUP RACE A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods, Dirt Mini Late Models | Results | | Kolby Rathbone (Pure Stock) | 7th | - | - | 17th |
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| 5/1/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING & ADDED MONEY FOR MIDWEST MODS A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods, Dirt Mini Late Models | Results | | Kolby Rathbone (Pure Stock) | 3rd | - | - | 4th |
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| 5/8/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods, Dirt Mini Late Models | Results | | Kolby Rathbone (Pure Stock) | 4th | - | - | DNS |
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| 5/14/2021 | Electric City Speedway - Butler, MO Factory Stocks, Midwest Modifieds, Street Stocks, Sport Compact, USRA Modifieds | Results | | Kolby Rathbone (Factory Stocks) | 1st | - | - | 10th |
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| 5/23/2021 | Springfield Raceway - Springfield, MO Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods, Dirt Mini Late Models | Results | | Kolby Rathbone (Pure Stock) | 3rd | - | - | 10th |
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| 5/29/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING ALONG W/ POWDER PUFF RACING Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 4th | - | - | 7th |
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| 6/5/2021 | Springfield Raceway - Springfield, MO Dirt Late Models: Cash Money Dirt Late Model Series Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 2nd | - | - | 4th |
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| 6/12/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 3rd | - | - | 4th |
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| 6/19/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING PRESENTED BY AMERICAN PRODUCTS Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 2nd | - | - | 6th |
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| 7/3/2021 | Springfield Raceway - Springfield, MO Dirt Late Models: Cash Money Dirt Late Model Series A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 5th | - | - | 7th |
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| 7/24/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 3rd | - | - | DNS |
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| 7/31/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING & MECHANICS RACES Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | - | - | - | - |
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| 8/7/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING & MECHANICS RACE Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 1st | - | - | 4th |
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| 8/14/2021 | Springfield Raceway - Springfield, MO Flyin Farmer 55 Dirt Late Models: Cash Money Dirt Late Model Series Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 1st | - | - | 2nd |
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| 8/28/2021 | Springfield Raceway - Springfield, MO CEDAR CREEK BEEF JERKY WEEKLY RACING Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 5th | - | - | 10th |
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| 9/5/2021 | Springfield Raceway - Springfield, MO KTTS 4 States Area Dirt Track Championship Dirt Late Models: Cash Money Dirt Late Model Series Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 1st | - | - | 12th |
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| 9/18/2021 | Springfield Raceway - Springfield, MO Midwest Sheetmetal Route 66 Showdown Dirt Late Models: Cash Money Dirt Late Model Series Stock Cars, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 2nd | - | - | 5th |
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| 9/25/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING & POWDER PUFF RACES Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 4th | - | - | 6th |
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| 10/3/2021 | Springfield Raceway - Springfield, MO CIRCLE W CONTAINERS PRESENTS WEEKLY RACING Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 2nd | - | - | 5th |
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| 10/9/2021 | Springfield Raceway - Springfield, MO TOTAL HIGHSPEED PRESENTS CASH MONEY LATE MODELS PLUS WEEKLY RACING Dirt Late Models: Cash Money Dirt Late Model Series Stock Cars, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 4th | - | - | 6th |
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| 10/16/2021 | Springfield Raceway - Springfield, MO FAN APPRECIATION NIGHT & SEASON CHAMPIONSHIPS Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 4th | - | - | 5th |
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| 10/30/2021 | Springfield Raceway - Springfield, MO CASH MONEY LATE MODELS BROUGHT TO YOU BY HAYDEN MACHINERY & WHEELER METALS Dirt Late Models: Cash Money Dirt Late Model Series Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 3rd | - | - | 4th |
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| 11/6/2021 | Springfield Raceway - Springfield, MO BAD BOY MOWERS PRESENTS THE JOHN SCHNEIDER'S " BO'S ON THE ROAD" EXTRAVAGANZA Midwest Modifieds, Dirt Late Models, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 1st | - | - | 8th |
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| 11/19/2021 | Springfield Raceway - Springfield, MO CASEY'S PRESENTS TURKEY BOWL XV HEATS-B MOD, MW A CLASS, MW B CLASS, Legends/Pure Stock Full Show Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Kolby Rathbone (Pure Stock) | 3rd | - | 1st | 15th |
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