| | Heat | Dash | B Feature | A Feature |
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| 2/1/2018 | Ocala Speedway - Ocala, FL Bubba Army Winter Nationals 410 Sprints - Winged: All Star Circuit of Champions | Results | | Tony Stewart (410 Sprints - Winged) | 2nd | 1st | - | 2nd |
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| 2/2/2018 | Ocala Speedway - Ocala, FL Bubba Army Winter Nationals 410 Sprints - Winged: All Star Circuit of Champions | Results | | Tony Stewart (410 Sprints - Winged) | 3rd | 4th | - | 9th |
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| 2/3/2018 | Ocala Speedway - Ocala, FL Bubba Army Winter Nationals 410 Sprints - Winged: All Star Circuit of Champions | Results | | Tony Stewart (410 Sprints - Winged) | 3rd | - | - | 11th |
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| 2/7/2018 | Volusia Speedway Park - De Leon Springs, FL DIRTcar Nationals 410 Sprints - Winged: All Star Circuit of Champions DIRTcar UMP Modifieds | Results | | Tony Stewart (410 Sprints - Winged) | 4th | - | - | 22nd |
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| 2/8/2018 | Volusia Speedway Park - De Leon Springs, FL DIRTcar Naitonals 410 Sprints - Winged: All Star Circuit of Champions DIRTcar UMP Modifieds | Results | | Tony Stewart (410 Sprints - Winged) | 5th | - | - | 18th |
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| 2/9/2018 | Ocala Speedway - Ocala, FL Sunshine State Midget Challenge 360 Sprints - Winged: USCS United Sprint Car Series Midgets: POWRi National Midgets | Results | | Tony Stewart (360 Sprints - Winged) | 5th | - | 3rd | 5th |
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| 2/10/2018 | Ocala Speedway - Ocala, FL Sunshine State Midget Challenge 360 Sprints - Winged: USCS United Sprint Car Series Midgets: POWRi National Midgets 410 Sprints - Winged | Results | | Tony Stewart (360 Sprints - Winged) | 5th | 5th | 2nd | 7th |
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| 2/23/2018 | Southern Raceway - Milton, FL USCS Sprints 360 Sprints - Winged: USCS United Sprint Car Series Hornets, CRUSA Street Stocks, Pure Stock | Results | | Tony Stewart (360 Sprints - Winged) | 4th | 3rd | - | 7th |
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| 2/24/2018 | Southern Raceway - Milton, FL USCS Sprints 360 Sprints - Winged: USCS United Sprint Car Series Sportsmans, Vintage Full Body Stock Cars, CRUSA Street Stocks, Pure Stock | Results | | Tony Stewart (360 Sprints - Winged) | 5th | 5th | - | 17th |
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| 3/2/2018 | Hattiesburg Speedway - Hattiesburg, MS 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Tony Stewart (360 Sprints - Winged) | 1st | - | - | 15th |
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| 3/3/2018 | Magnolia Motor Speedway - Columbus, MS 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Tony Stewart (360 Sprints - Winged) | 1st | - | - | 1st |
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| 3/24/2018 | North Alabama Speedway - Tuscumbia, AL 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Tony Stewart (360 Sprints - Winged) | 1st | 4th | - | 2nd |
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| 4/6/2018 | Texas Motor Speedway - Fort Worth, TX 360 Sprints - Winged: ASCS National with ASCS Red River Region Sportsmans | Results | | Tony Stewart (360 Sprints - Winged) | 1st | - | - | 4th |
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| 4/7/2018 | Texas Motor Speedway - Fort Worth, TX 360 Sprints - Winged: ASCS National with ASCS Red River Region NASCAR Grand National Car: NASCAR Xfinity Series Sportsmans | Results | | Tony Stewart (360 Sprints - Winged) | - | - | - | 15th (DNF) |
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| 4/13/2018 | Williams Grove Speedway - Mechanicsburg, PA Tommy Hinnershitz Memorial 410 Sprints - Winged: All Star Circuit of Champions | Results | | Tony Stewart (410 Sprints - Winged) | 7th | - | 11th | - |
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| 4/14/2018 | Port Royal Speedway - Port Royal, PA Keith Kauffman Classic 410 Sprints - Winged: All Star Circuit of Champions | Results | | Tony Stewart (410 Sprints - Winged) | 5th | - | 18th | - |
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| 4/24/2018 | North Alabama Speedway - Tuscumbia, AL 360 Sprints - Winged: United Sprint Car Series (Mid-South) | Results | | Tony Stewart (360 Sprints - Winged) | - | - | - | 2nd |
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| 4/27/2018 | Paducah International Raceway - Paducah, KY 360 Sprints - Winged: ASCS National Winged Outlaw: NOW600 Outlaw Micros | Results | | Tony Stewart (360 Sprints - Winged) | 1st | - | - | 2nd |
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| 4/28/2018 | I-75 Raceway - Sweetwater, TN 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Tony Stewart (360 Sprints - Winged) | - | - | - | 2nd |
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| 5/5/2018 | Sharon Speedway - Hartford, OH 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 1st | 2nd | - | 5th |
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| 5/9/2018 | Humboldt Speedway - Humboldt, KS ASCS National Tour 360 Sprints - Winged: ASCS National Factory Stocks, B Modifieds, Sport Compact | Results | | Tony Stewart (360 Sprints - Winged) | 3rd | - | - | 3rd |
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| 5/10/2018 | Lakeside Speedway - Kansas City, KS 360 Sprints - Winged: ASCS National with ASCS Warrior Region | Results | | Tony Stewart (360 Sprints - Winged) | 1st | - | - | 3rd |
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| 5/19/2018 | Plymouth Dirt Track-Sheboygan Co Fair - Plymouth, WI IRA (co-sanction) / All Star Challenge I 410 Sprints - Winged: IRA Interstate Racing Association with All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 2nd | 3rd | - | - |
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| 5/31/2018 | Talladega Short Track - Eastaboga, AL 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Tony Stewart (360 Sprints - Winged) | 1st | - | - | 3rd |
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| 6/1/2018 | Magnolia Motor Speedway - Columbus, MS 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Tony Stewart (360 Sprints - Winged) | 1st | 1st | - | 3rd |
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| 6/2/2018 | Riverside International Speedway - West Memphis, AR USCS Race Special 360 Sprints - Winged: USCS United Sprint Car Series 305 Sprints - Winged: MidSouth Sprint Car Association Stock Cars, Dirt Late Models | Results | | Tony Stewart (360 Sprints - Winged) | 2nd | 4th | - | 5th |
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| 6/8/2018 | Outlaw Speedway - Dundee, NY 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 5th | - | - | 6th |
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| 6/9/2018 | Stateline Speedway - Jamestown, NY 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 3rd | - | - | 5th |
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| 6/10/2018 | Weedsport Speedway - Weedsport, NY 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 6th | - | - | 7th |
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| 6/15/2018 | Attica Raceway Park - Attica, OH Ohio Sprint Speedweek Night #1 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 4th | - | - | 8th |
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| 6/16/2018 | Eldora Speedway - Rossburg, OH Ohio Sprint Speedweek Night #2 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 7th | - | 1st | 16th |
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| 6/17/2018 | Waynesfield Raceway Park - Waynesfield, OH Ohio Sprint Speedweek Night #3 410 Sprints - Winged: All Star Circuit of Champions 360 Sprints - Winged, 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 4th | - | - | 15th |
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| 6/18/2018 | Wayne County Speedway - Orrville, OH Ohio Sprint Speedweek Night #4 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 5th | - | 2nd | 24th |
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| 6/19/2018 | Sharon Speedway - Hartford, OH Ohio Sprint Speedweek Night #5 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 4th | - | - | 24th |
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| 6/20/2018 | Atomic Speedway - Chillicothe, OH Ohio Sprint Speedweek Night #6 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 3rd | 1st | - | - |
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| 6/29/2018 | Plymouth Speedway - Plymouth, IN 410 Sprints - Winged: All Star Circuit of Champions Super Sports | Results | | Tony Stewart (410 Sprints - Winged) | 4th | - | - | 10th |
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| 6/30/2018 | Dirt Oval at Route 66 - Joliet, IL 410 Sprints - Winged: IRA Interstate Racing Association with All Star Circuit of Champions Non-Winged Sprints: POWRi Lucas Oil WAR Wildcard Sprints 410 Sprints - Non-Winged, Non Wing Crate Sprints | Results | | Tony Stewart (410 Sprints - Winged) | 3rd | - | - | 11th |
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| 7/7/2018 | Sharon Speedway - Hartford, OH Lou Blaney Memorial 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 1st | 5th | - | 24th |
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| 7/20/2018 | Eriez Speedway - Erie, PA I-79 Summer Shootout 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 5th | - | - | 9th |
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| 7/21/2018 | Pittsburgh Pennsylvania Motor Speedway - Imperial, PA I-79 Summer Shootout 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged, Non Wing Crate Sprints | Results | | Tony Stewart (410 Sprints - Winged) | 1st | 6th | - | 12th |
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| 7/26/2018 | Angell Park Speedway - Sun Prairie, WI 410 Sprints - Winged: All Star Circuit of Champions Economy Midgets, Badger Midgets | Results | | Tony Stewart (410 Sprints - Winged) | 1st | 2nd | - | 19th |
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| 7/27/2018 | Jackson Motorplex - Jackson, MN ABDO Fair Race presented by Richard White Memorial 410 Sprints - Winged: All Star Circuit of Champions 305 Sprints - Winged | Results | | Tony Stewart (410 Sprints - Winged) | 6th | - | 1st | 17th |
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| 7/28/2018 | Knoxville Raceway - Knoxville, IA 410 Sprints - Winged: All Star Circuit of Champions 360 Sprints - Winged, 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 10th | - | - | - |
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| 7/29/2018 | 34 Raceway - West Burlington, IA 410 Sprints - Winged: All Star Circuit of Champions 600cc Modifieds, 2WD Trucks | Results | | Tony Stewart (410 Sprints - Winged) | 5th | - | - | 11th |
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| 8/2/2018 | Knoxville Raceway - Knoxville, IA Knoxville ASCS 360 Nationals 360 Sprints - Winged: ASCS National 410 Sprints - Winged | Results | | Tony Stewart (360 Sprints - Winged) | 7th | - | 1st | 20th |
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| 8/4/2018 | Knoxville Raceway - Knoxville, IA Race 16+360 Nationals! 360 Sprints - Winged: ASCS National 410 Sprints - Winged, 305 Sprints - Winged | Results | | Tony Stewart (360 Sprints - Winged) | - | - | 6th | - |
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| 8/6/2018 | Southern Iowa Speedway - Oskaloosa, IA 410 Sprints - Winged: IRA Interstate Racing Association 305 Sprints - Winged | Results | | Tony Stewart (410 Sprints - Winged) | 8th | - | - | DNS |
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| 8/19/2018 | Lebanon Valley Speedway - West Lebanon, NY 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 3rd | - | - | 4th |
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| 8/23/2018 | Grandview Speedway - Bechtelsville, PA 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | - | - | - | 22nd |
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| 8/24/2018 | Williams Grove Speedway - Mechanicsburg, PA Jack Gunn Memorial presented by Union Quarries 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 1st | 4th | - | 17th |
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| 8/25/2018 | Lincoln Speedway - Abbottstown, PA 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 7th | - | 1st | 15th |
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| 8/26/2018 | BAPS Motor Speedway - York Haven, PA Justin Snyder Salute to the Troops 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 4th | 3rd | - | 1st |
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| 9/1/2018 | Plymouth Dirt Track-Sheboygan Co Fair - Plymouth, WI Sheboygan County Fair 410 Sprints - Winged: IRA Interstate Racing Association | Results | | Tony Stewart (410 Sprints - Winged) | 1st | - | - | 2nd |
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| 9/7/2018 | Port Royal Speedway - Port Royal, PA Night Before the 50 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | - | - | - | - |
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| 9/14/2018 | Outlaw Speedway - Dundee, NY 410 Sprints - Winged: All Star Circuit of Champions 410 Sprints - Non-Winged | Results | | Tony Stewart (410 Sprints - Winged) | 5th | - | - | 6th |
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| 9/23/2018 | LaSalle Speedway - Lasalle, IL Bill Waite Jr Memorial 410 Sprints - Winged: IRA Interstate Racing Association with MOWA-Midwest Open Wheel Association Non Wing Crate Sprints: Wisconsin wingLESS Sprints | Results | | Tony Stewart (410 Sprints - Winged) | 1st | - | - | 3rd |
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| 9/28/2018 | Plymouth Dirt Track-Sheboygan Co Fair - Plymouth, WI 410 Sprints - Winged: IRA Interstate Racing Association Non Wing Crate Sprints: Wisconsin wingLESS Sprints | Results | | Tony Stewart (410 Sprints - Winged) | 1st | - | - | 2nd |
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| 9/29/2018 | Plymouth Dirt Track-Sheboygan Co Fair - Plymouth, WI 410 Sprints - Winged: IRA Interstate Racing Association Non Wing Crate Sprints: Wisconsin wingLESS Sprints 360 Sprints - Winged | Results | | Tony Stewart (410 Sprints - Winged) | 1st | - | - | 2nd |
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| 10/19/2018 | Hattiesburg Speedway - Hattiesburg, MS 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Tony Stewart (360 Sprints - Winged) | 3rd | - | - | 5th |
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| 10/20/2018 | Southern Raceway - Milton, FL 360 Sprints - Winged: USCS United Sprint Car Series DIRTcar UMP Modifieds, Vintage Full Body Stock Cars, Pure Stock | Results | | Tony Stewart (360 Sprints - Winged) | 2nd | 4th | - | 1st |
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| 11/9/2018 | Ocala Speedway - Ocala, FL 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Tony Stewart (360 Sprints - Winged) | 2nd | - | - | 1st |
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| 11/10/2018 | Ocala Speedway - Ocala, FL 360 Sprints - Winged: USCS United Sprint Car Series | Results | | Tony Stewart (360 Sprints - Winged) | 3rd | 4th | - | 12th |
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