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| 4/28/2018 | Warren County Speedway - Indianola, IA Season Opener! Factory Stocks, Hobby Stocks, Stock Cars, Sportsmans, Street Stocks, Hornets, Dirt Pro Trucks, Sport Compact, Super Stocks | Results | | David Castellano (Hobby Stocks) | 1st | - | - | 2nd |
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| 5/5/2018 | Warren County Speedway - Indianola, IA Cox Concrete Driver's Autograph Night! Factory Stocks, Hobby Stocks, Stock Cars, Sportsmans, Winged A-Class, Street Stocks, Hornets, Dirt Pro Trucks, Sport Compact, Super Stocks | Results | | David Castellano (Hobby Stocks) | 3rd | - | - | 2nd |
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| 6/2/2018 | Warren County Speedway - Indianola, IA Williams Machine Shop Military Appreciation Night! Factory Stocks, Hobby Stocks, Sportsmans, Street Stocks, Hornets, Dirt Pro Trucks, Sport Compact, Super Stocks | Results | | David Castellano (Hobby Stocks) | 3rd | - | - | 4th |
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| 6/16/2018 | Warren County Speedway - Indianola, IA Bussanmas H & C - BMC Plumbing Kids Night! Factory Stocks, Hobby Stocks, Stock Cars, Sportsmans, Street Stocks, Hornets, Dirt Pro Trucks, Sport Compact, Super Stocks | Results | | David Castellano (Hobby Stocks) | 8th | - | - | 5th |
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| 6/30/2018 | Warren County Speedway - Indianola, IA Henry Sales NuTech Seeds Night! Factory Stocks, Hobby Stocks, Sportsmans, Street Stocks, Hornets, Dirt Pro Trucks, Sport Compact, Super Stocks | Results | | David Castellano (Hobby Stocks) | 3rd | - | - | 1st |
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| 7/28/2018 | Boone Speedway - Boone, IA Saturday Night Series #15 305 Sprints - Winged, Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, 600cc Modifieds | Results | | David Castellano (Hobby Stocks) | 6th | - | 4th | 22nd |
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| 8/4/2018 | Warren County Speedway - Indianola, IA TruBank Kids Bike Giveaway Night! Factory Stocks, Hobby Stocks, Stock Cars, Sportsmans, Street Stocks, Hornets, Dirt Pro Trucks, Sport Compact, Super Stocks | Results | | David Castellano (Hobby Stocks) | 2nd | - | - | 3rd |
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| 8/17/2018 | Warren County Speedway - Indianola, IA First Responders/Bones Memorial Night Presented by Aubert's Towing Factory Stocks, Hobby Stocks, Stock Cars, Sportsmans, Street Stocks, Hornets, Dirt Pro Trucks, Sport Compact, Super Stocks | Results | | David Castellano (Hobby Stocks) | 1st | - | - | 3rd |
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| 8/18/2018 | Warren County Speedway - Indianola, IA Season Championship! Factory Stocks, Hobby Stocks, Stock Cars, Sportsmans, Winged A-Class, Street Stocks, Hornets, Dirt Pro Trucks, Sport Compact, Super Stocks | Results | | David Castellano (Hobby Stocks) | - | - | - | 1st |
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| 9/3/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals IMCA Late Models: Deery Brothers Summer Series Hobby Stocks, B Modifieds | Results | | David Castellano (Hobby Stocks) | DNS | - | DNS | - |
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