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| 4/3/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP - SEASON OPENER Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 6th | - | 9th (DNF) | - |
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| 4/10/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP - EASTER EGG SCRAMBLE Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 5th | - | 3rd | 19th (DNF) |
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| 5/1/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP AND CASH MONEY LATE MODELS Dirt Late Models: Cash Money Dirt Late Model Series Hobby Stocks, A Modifieds, B Modifieds | Results | | Clayton Smith (Hobby Stocks) | 5th | - | DNS | - |
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| 5/8/2021 | Salina Highbanks Speedway - Salina, OK Champ 360 Sprints - Winged: Oil Capital Racing Series Hobby Stocks, B Modifieds, Street Stocks | Results | | Clayton Smith (Hobby Stocks) | 9th | - | 11th (DNF) | - |
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| 5/29/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 8th | - | 10th | - |
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| 6/5/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP - KIDS NIGHT Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 7th (DNF) | - | 8th (DNF) | - |
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| 6/12/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP - PIT CREW CHALLENGE Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | DNS | - | 8th | 17th (DNF) |
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| 6/19/2021 | Salina Highbanks Speedway - Salina, OK 8th ANNUAL FREEDOM CLASSIC - MLRA Dirt Super Late Models: Lucas Oil MLRA Hobby Stocks, B Modifieds | Results | | Clayton Smith (Hobby Stocks) | 6th (DNF) | - | 8th | - |
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| 7/24/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP Buddy's Presents Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 7th | - | 3rd | 9th |
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| 7/31/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 6th | - | 7th | 16th (DNF) |
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| 8/7/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP AND CASH MONEY LATE MODELS Dirt Late Models: Cash Money Dirt Late Model Series Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 6th | - | 9th (DNF) | - |
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| 8/14/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP - BACK TO SCHOOL NIGHT Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 7th | - | 8th | DNS |
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| 8/21/2021 | Salina Highbanks Speedway - Salina, OK Buddy's Home Furnishings Presents NAAPWS CHAMPIONSHIP - Mechanics Challenge Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | - | - | 12th (DNF) | - |
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| 8/28/2021 | Salina Highbanks Speedway - Salina, OK SALUTE TO VETERANS NAAPWS CHAMPIONSHIP Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 8th | - | 10th | - |
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| 9/11/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP - POWDER PUFF Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | 7th | - | - | 19th |
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| 9/18/2021 | Salina Highbanks Speedway - Salina, OK 9th ANNUAL SOONER SHOWDOWN - CHAMPIONSHIP NIGHT - PRESENTED BY JOE"S HAND CLEANER Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Clayton Smith (Hobby Stocks) | DNS | - | - | 21st (DNF) |
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