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| 5/1/2021 | Central Missouri Speedway - Warrensburg, MO Race #3, Seeburg Muffler presents SLMR Special Event and Weekly Racing #3 Dirt Super Late Models: SLMR Late Model Series Hobby Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 8th | - | - | 9th |
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| 5/8/2021 | Lucas Oil Speedway - Wheatland, MO Weekly Show #4 - NMI Night at the Races Presented by Wild Animal Safari Dirt Late Models, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Hagen Stevenson (USRA B-Mods) | 10th (DNF) | - | DNS | - |
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| 5/29/2021 | Central Missouri Speedway - Warrensburg, MO Race #7, Memorial Day Weekend Night 1 SPECIAL EVENT, POWRi Lightning Sprints and A-Mod Specials Lightning Sprints: POWRi Midwest Lightning Sprints with POWRi Minn-Kota Lightning Sprints, POWRi Southwest Lightning Sprints Midgets, Hobby Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 9th (DNF) | - | 14th (DNF) | - |
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| 5/30/2021 | Central Missouri Speedway - Warrensburg, MO Race #8, SPECIAL EVENT, Memorial Day Weekend Night 2, Seeburg Muffler Night. Midgets: POWRi Lightning Sprints: POWRi Midwest Lightning Sprints with POWRi Minn-Kota Lightning Sprints, POWRi Southwest Lightning Sprints A Modifieds, B Modifieds, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 9th (DNF) | - | 11th (DNF) | - |
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| 6/5/2021 | Central Missouri Speedway - Warrensburg, MO Race #9, Joslin’s Jewelry Race Night, Weekly Racing #7 Hobby Stocks, A Modifieds, B Modifieds, Vintage Full Body Stock Cars, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 4th | - | - | 12th (DNF) |
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| 6/12/2021 | Central Missouri Speedway - Warrensburg, MO Race #10, Cliff Harris Warrensburg Ford Race Night, Weekly Racing #8 Lightning Sprints: POWRi Midwest Lightning Sprints Hobby Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 4th | - | - | 12th |
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| 6/19/2021 | Lucas Oil Speedway - Wheatland, MO Weekly Show #8 - Presented by iHeartMedia Dirt Late Models, Pure Stock, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Hagen Stevenson (USRA B-Mods) | 8th | - | 7th | 19th |
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| 6/26/2021 | Tri-State Speedway - Pocola, OK USRA Weekly Racing USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Hagen Stevenson (USRA B-Mods) | 2nd | - | - | 10th |
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| 7/3/2021 | Central Missouri Speedway - Warrensburg, MO Race #13, SPECIAL EVENT, 20th Annual Tom Wilson Memorial Night 1 Hobby Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 5th | - | - | 10th |
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| 7/4/2021 | Central Missouri Speedway - Warrensburg, MO Race #14, SPECIAL EVENT, 20th Annual Tom Wilson Memorial Night 2 Hobby Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 7th | - | - | 15th (DNF) |
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| 7/9/2021 | Electric City Speedway - Butler, MO Factory Stocks, Midwest Modifieds, Street Stocks, Dirt Late Models, USRA B-Mods, USRA Modifieds | Results | | Hagen Stevenson (USRA B-Mods) | 5th | - | - | 9th (DNF) |
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| 7/24/2021 | Central Missouri Speedway - Warrensburg, MO Race #16, KMZU 'The Farm' 100.7 FM Race Night - Weekly Racing #12 Hobby Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 8th | - | - | 6th |
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| 7/25/2021 | Humboldt Speedway - Humboldt, KS All Star Sprint Series 410 Sprints - Winged: All Star Circuit of Champions Midwest Modifieds, USRA B-Mods | Results | | Hagen Stevenson (USRA B-Mods) | 6th | - | - | 14th (DNF) |
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| 7/31/2021 | Lucas Oil Speedway - Wheatland, MO Weekly Show #12- Fan Appreciation Night Presented by The CW Ozarks/O-zone Dirt Late Models, Vintage Full Body Stock Cars, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Hagen Stevenson (USRA B-Mods) | 3rd | - | - | 9th |
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| 8/7/2021 | Central Missouri Speedway - Warrensburg, MO Race #18, Pepsi presents Kids' Night Weekly Racing #14 Hobby Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 6th (DNF) | - | - | 16th (DNF) |
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| 8/14/2021 | Central Missouri Speedway - Warrensburg, MO Race #19, SPECIAL EVENT, 5th Annual $2,000-to-Win Super Stock Showdown! Weekly Racing #15. Hobby Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Hagen Stevenson (B Modifieds) | 5th | - | - | 16th (DNF) |
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