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| 4/24/2015 | Winston Speedway - Rothbury, MI 9th Annual All-Star Performance 50 Sunoco American Late Model Series DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Katie Whelpley (Stock Cars) | 4th | - | - | 14th |
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| 5/1/2015 | Winston Speedway - Rothbury, MI Full Program - Street Stock Special presented by Mr. B's Pancake House DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Katie Whelpley (Stock Cars) | 8th | - | - | 10th |
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| 5/8/2015 | Winston Speedway - Rothbury, MI Michigan Dirt Cup Season Opener DIRTcar UMP Modifieds: Michigan Dirt Cup Modified Tour DIRTcar Late Models, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Katie Whelpley (Stock Cars) | 8th | - | - | 4th |
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| 5/22/2015 | Winston Speedway - Rothbury, MI Full Program - Scout Night – All Scouts In Uniform Admitted FREE!! / Bomber Special DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Katie Whelpley (Stock Cars) | 7th | - | - | 8th |
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| 6/5/2015 | Winston Speedway - Rothbury, MI Full Program - American Ethanol Late Model Tour - Warrior Special DIRTcar Late Models: American Ethanol Dirt Racing Group DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Katie Whelpley (Stock Cars) | 5th | - | - | 4th |
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| 6/19/2015 | Winston Speedway - Rothbury, MI Full Program - Street Stock Special Presented by Grasmeyer Bros. L.LC. / Late Models $1000 to Win DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Katie Whelpley (Stock Cars) | 7th | - | - | 8th |
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| 6/26/2015 | Winston Speedway - Rothbury, MI Kids Night -Fun and Games, Bike Giveaways & More / Roll Over Contest DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Katie Whelpley (Stock Cars) | 4th | - | - | 14th |
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| 8/21/2015 | Winston Speedway - Rothbury, MI Full Program - American Ethanol Late Model Tour DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Katie Whelpley (Stock Cars) | 6th | - | - | 12th |
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