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| 1/2/2021 | Antioch Speedway - Antioch, CA Hobby Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Gavin Griffiths (Hobby Stocks) | 3rd | - | - | 6th |
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| 3/13/2021 | Antioch Speedway - Antioch, CA Wingless Sprints, Dwarf Cars, Hobby Stocks, Super Stocks Hobby Stocks, Stock Cars, Non-Winged Sprints, Dwarf, IMCA Northern SportMod | Results | | Gavin Griffiths (Hobby Stocks) | 4th | - | 3rd | 11th |
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| 3/27/2021 | Antioch Speedway - Antioch, CA Winged 360 Sprints, Hobby Stocks, Mini Stocks, Super Stocks 360 Sprints - Winged, Factory Stocks, Hobby Stocks, Stock Cars, Non-Winged Sprints | Results | | Gavin Griffiths (Hobby Stocks) | 3rd | - | - | 2nd |
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| 4/17/2021 | Antioch Speedway - Antioch, CA Winged 360 Sprints, 600 Micro Sprints Non-Wing, Hobby Stocks, Mini Stocks 360 Sprints - Winged, Factory Stocks, Hobby Stocks, 1200cc Outlaws Winged Minis | Results | | Gavin Griffiths (Hobby Stocks) | 2nd | - | - | 15th |
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| 4/24/2021 | Antioch Speedway - Antioch, CA Wingless Sprints, Dwarf Cars, Hobby Stocks, Super Stocks Hobby Stocks, Stock Cars, Non-Winged Sprints, Dwarf | Results | | Gavin Griffiths (Hobby Stocks) | 5th | - | 2nd | 17th |
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| 6/19/2021 | Antioch Speedway - Antioch, CA 600 Micro Sprint Non-Wing, IMCA Stock Cars, Hobby Stocks, Dwarf Cars Hobby Stocks, Non-Winged Sprints, 1200cc Outlaws Winged Minis, Dwarf, IMCA Stock Car | Results | | Gavin Griffiths (Hobby Stocks) | 5th | - | - | 9th |
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| 6/26/2021 | Antioch Speedway - Antioch, CA Hetrick Memorial Hobby Stocks, Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod | Results | | Gavin Griffiths (Hobby Stocks) | 1st | - | - | 6th |
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| 7/10/2021 | Antioch Speedway - Antioch, CA IMCA Modifieds, IMCA Sport Modifieds, IMCA Stock Cars, Hobby Stocks Hobby Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Gavin Griffiths (Hobby Stocks) | 2nd | - | - | 5th |
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| 7/24/2021 | Antioch Speedway - Antioch, CA Wingless Sprints, Dwarf Cars, Hobby Stocks, Mini Stocks Factory Stocks, Hobby Stocks, Non-Winged Sprints, Dwarf | Results | | Gavin Griffiths (Hobby Stocks) | 4th | - | - | 9th |
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| 7/31/2021 | Antioch Speedway - Antioch, CA Winged 360 Sprints, Dwarf Cars, Hobby Stocks, Hard Tops/Winged Valley Sportsman 360 Sprints - Winged, Hobby Stocks, Non-Winged Sprints, Vintage Full Body Stock Cars, Dwarf | Results | | Gavin Griffiths (Hobby Stocks) | 5th | - | 1st | 13th |
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| 8/14/2021 | Antioch Speedway - Antioch, CA Winged 360 Sprints, Hobby Stocks, Super Stocks, Hard Tops/Winged Valley Sportsman Hobby Stocks, Dirt Late Models | Results | | Gavin Griffiths (Hobby Stocks) | 2nd | - | - | 7th |
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| 8/21/2021 | Antioch Speedway - Antioch, CA BCRA Midgets, 600 Micro Sprint Non-Winged, Hobby Stocks, Mini Stocks Midgets: BCRA - Bay Cities Racing Association Champ 360 Sprints - Winged, Factory Stocks, Hobby Stocks, 1200cc Outlaws Winged Minis | Results | | Gavin Griffiths (Hobby Stocks) | 4th | - | - | 12th |
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| 9/18/2021 | Antioch Speedway - Antioch, CA Wingless Sprints, Hobby Stocks, Dwarf Cars, Mini Stocks Factory Stocks, Hobby Stocks, Non-Winged Sprints, Dwarf | Results | | Gavin Griffiths (Hobby Stocks) | 3rd | - | - | 10th |
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| 10/9/2021 | Antioch Speedway - Antioch, CA Donna Soares/Larry Damitz/Chet Thompson Memorial Hobby Stocks, Stock Cars, Non-Winged Sprints, Vintage Full Body Stock Cars | Results | | Gavin Griffiths (Hobby Stocks) | 5th | - | 2nd | 13th |
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| 10/23/2021 | Antioch Speedway - Antioch, CA Dwarf Car Mania II Night #2 Hobby Stocks, Dwarf | Results | | Gavin Griffiths (Hobby Stocks) | - | - | - | 2nd |
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| 10/29/2021 | Antioch Speedway - Antioch, CA Co Co Farms - Pacific Coast Nationals - Hobby Stocks Night #1 Hobby Stocks, IMCA Stock Car | Results | | Gavin Griffiths (Hobby Stocks) | 5th | - | - | - |
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| 10/30/2021 | Antioch Speedway - Antioch, CA Co Co Farms - Pacific Coast Nationals - Hobby Stocks Night #2 Hobby Stocks, Stock Cars, Dirt Late Models, IMCA Modified, IMCA Stock Car | Results | | Gavin Griffiths (Hobby Stocks) | 6th | - | 11th | - |
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| 11/26/2021 | Antioch Speedway - Antioch, CA Wingless Sprint Cars, Winged 360 Sprints, Hobby Stocks, Mini Stocks 360 Sprints - Winged, Factory Stocks, Hobby Stocks, Non-Winged Sprints | Results | | Gavin Griffiths (Hobby Stocks) | 6th | - | - | 18th |
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