| | Heat | Dash | B Feature | A Feature |
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| 4/11/2015 | 34 Raceway - West Burlington, IA Season Opener 410 Sprints - Winged: National Sprint League Midgets: | Results | | Lynton Jeffrey (410 Sprints - Winged) | 2nd | - | - | 16th |
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| 5/8/2015 | Eagle Raceway - Eagle, NE 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (410 Sprints - Winged) | 5th | - | - | 23rd |
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| 5/9/2015 | Knoxville Raceway - Knoxville, IA 410 Sprints - Winged: National Sprint League 360 Sprints - Winged, 305 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 4th | - | - | 18th |
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| 5/22/2015 | Jackson Motorplex - Jackson, MN Folkens Bros. Trucking Spring Nationals - $10,000 to win 410 Sprints - Winged: National Sprint League 360 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 6th | - | 11th | - |
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| 5/24/2015 | Huset's Speedway - Brandon, SD 410 Sprints - Winged: National Sprint League Hobby Stocks, Winged A-Class, Street Stocks | Rain Out |
| 5/28/2015 | Farmington Empire Speedway - Farmington, MO March Through Missouri 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (410 Sprints - Winged) | 3rd | - | - | 23rd |
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| 5/29/2015 | Moberly Motorsports Park - Moberly, MO March Through Missouri *National Sprint Car Museum Madness Night 410 Sprints - Winged: National Sprint League | Postponed |
| 6/13/2015 | Knoxville Raceway - Knoxville, IA Mediacom Shootout 410 Sprints - Winged: World of Outlaws 360 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 3rd | 6th | - | 8th |
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| 6/20/2015 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Winged, 305 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | - | - | - | 3rd |
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| 6/27/2015 | Knoxville Raceway - Knoxville, IA Midseason Championship - $5000 to win 410 Sprints - Winged: National Sprint League 360 Sprints - Winged, 305 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 5th | - | - | 9th |
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| 6/28/2015 | Huset's Speedway - Brandon, SD Premier Racing Series 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, Winged A-Class, Street Stocks | Results | | Lynton Jeffrey (410 Sprints - Winged) | 1st | - | - | 3rd |
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| 7/3/2015 | Huset's Speedway - Brandon, SD 410 Sprints - Winged: National Sprint League Hobby Stocks, Winged A-Class, B Modifieds | Results | | Lynton Jeffrey (410 Sprints - Winged) | 3rd | - | - | 7th |
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| 7/4/2015 | Knoxville Raceway - Knoxville, IA 410 Sprints - Winged: National Sprint League 360 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 6th | - | 1st | 14th |
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| 7/5/2015 | Huset's Speedway - Brandon, SD $5,000 to win Outlaw Sprints presented by Bolte's Roll Off Service & Octane Ink 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, Winged A-Class, Street Stocks | Results | | Lynton Jeffrey (410 Sprints - Winged) | 6th | - | - | 6th |
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| 7/10/2015 | Park Jefferson International Speedway - Jefferson, SD 410 Outlaw Sprint Cars - National Sprint League 410 Sprints - Winged: National Sprint League Hobby Stocks, B Modifieds, Hornets | Results | | Lynton Jeffrey (410 Sprints - Winged) | 2nd | - | - | 12th |
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| 7/21/2015 | Hancock County Speedway - Britt, IA 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (410 Sprints - Winged) | 2nd | - | - | 12th |
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| 7/22/2015 | Iowa State Fair Speedway - Des Moines, IA 410 Sprints - Winged: National Sprint League 305 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 4th | 8th | - | 9th |
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| 7/23/2015 | Jackson Motorplex - Jackson, MN Jackson County Fair 410 Sprints - Winged: National Sprint League 360 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 5th | - | - | 5th |
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| 7/25/2015 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Winged, 305 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | - | - | - | 4th |
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| 7/26/2015 | Huset's Speedway - Brandon, SD 410 Sprints - Winged: National Sprint League Hobby Stocks, Winged A-Class, Street Stocks | Results | | Lynton Jeffrey (410 Sprints - Winged) | 5th | - | - | 9th |
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| 7/30/2015 | I-80 Speedway - Greenwood, NE Road To Knoxville 360 Sprints - Winged: ASCS National 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (360 Sprints - Winged) | 2nd | - | - | 15th | | Lynton Jeffrey (410 Sprints - Winged) | 6th | - | - | 14th |
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| 7/31/2015 | I-80 Speedway - Greenwood, NE "Road to Knoxville" $10,000 to win 360 Sprints - Winged: ASCS National 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (360 Sprints - Winged) | - | - | - | - | | Lynton Jeffrey (410 Sprints - Winged) | 5th | - | - | 6th |
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| 8/1/2015 | Knoxville Raceway - Knoxville, IA 360 Sprints - Winged, 410 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | - | - | - | 7th |
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| 8/7/2015 | Knoxville Raceway - Knoxville, IA Arnold Motor Supply 360 Nationals 360 Sprints - Winged: ASCS National | Results | | Lynton Jeffrey (360 Sprints - Winged) | - | - | - | - |
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| 8/9/2015 | Knoxville Raceway - Knoxville, IA | Results | | Lynton Jeffrey (410 Sprints - Winged) | 2nd | 8th | - | 9th |
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| 8/10/2015 | Southern Iowa Speedway - Oskaloosa, IA Front Row Challenge - $20,000 to win!!! 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (410 Sprints - Winged) | - | - | - | - |
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| 8/21/2015 | Fairmont Raceway - Fairmont, MN 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (410 Sprints - Winged) | 2nd | - | - | 10th |
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| 8/23/2015 | Huset's Speedway - Brandon, SD FVP National Sprint League 410 Sprints - Winged: National Sprint League Hobby Stocks, Street Stocks | Results | | Lynton Jeffrey (410 Sprints - Winged) | 4th | - | - | 4th |
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| 8/28/2015 | Moberly Motorsports Park - Moberly, MO 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (410 Sprints - Winged) | 5th | - | - | 13th |
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| 8/29/2015 | Knoxville Raceway - Knoxville, IA KCCS Season Championship - $5,000 to win 410 Sprints - Winged: National Sprint League 360 Sprints - Winged, 305 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 1st | - | - | 9th |
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| 9/4/2015 | Jackson Motorplex - Jackson, MN Jackson Nationals *National Sprint Car Museum Madness Night 410 Sprints - Winged: National Sprint League 360 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 5th | - | - | 5th |
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| 9/5/2015 | Jackson Motorplex - Jackson, MN Jackson Nationals - $25,000 to win, $1,000 to start 410 Sprints - Winged: National Sprint League 360 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 5th | - | - | 24th |
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| 9/6/2015 | Huset's Speedway - Brandon, SD 410 Sprints - Winged: National Sprint League Hobby Stocks, Winged A-Class, Street Stocks | Results | | Lynton Jeffrey (410 Sprints - Winged) | 4th | - | - | 10th |
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| 9/11/2015 | Eagle Raceway - Eagle, NE Nebraska Cup - $3911 to win! 410 Sprints - Winged: National Sprint League 305 Sprints - Winged: SSN-Sprint Series Nebraska Sprint Cars | Results | | Lynton Jeffrey (410 Sprints - Winged) | 4th | - | - | 3rd |
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| 9/12/2015 | Cedar Lake Speedway - New Richmond, WI Jerry Richert Memorial with IRA 410 Sprints - Winged: IRA Interstate Racing Association with National Sprint League 360 Sprints - Non-Winged: Traditional Sprint Car Series 360 Sprints - Winged | Results | | Lynton Jeffrey (410 Sprints - Winged) | 1st | - | - | 10th |
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| 9/13/2015 | Huset's Speedway - Brandon, SD 410 Sprints - Winged, Sprint Cars, Hobby Stocks, Winged A-Class, B Modifieds, Street Stocks, Generic 1 | Results | | Lynton Jeffrey (410 Sprints - Winged) | 6th | - | - | 5th |
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| 10/2/2015 | I-80 Speedway - Greenwood, NE "Fearsome 410 Finale" *National Sprint Car Museum Madness Night 360 Sprints - Winged: Malvern Bank 360 Sprints 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (410 Sprints - Winged) | 5th | - | - | 14th |
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| 10/3/2015 | I-80 Speedway - Greenwood, NE "Fearsome 410 Finale" - $7,000 to win, $1,000 to start 360 Sprints - Winged: Malvern Bank 360 Sprints 410 Sprints - Winged: National Sprint League | Results | | Lynton Jeffrey (410 Sprints - Winged) | 6th | - | - | 6th |
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