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| 5/19/2018 | Hibbing Speedway - Hibbing, MN Season Opener WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 5th | - | - | 11th (DNF) |
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| 5/26/2018 | Hibbing Speedway - Hibbing, MN Northern Renegades Sprint Cars with Weekly Racing Non-Winged Sprints, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 4th | - | - | 7th |
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| 6/1/2018 | Red Cedar Speedway - Menomonie, WI Open A Modified Special Plus Kids Club. Presented by: DKS Construction, EO Johnson & Fairmount Sand A Modifieds, Hornets, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 6th | - | - | 17th |
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| 6/3/2018 | Eagle Valley Speedway - Jim Falls, WI Southworth Chevrolet | Tim's Automotive Machine Midwest Modified Showdown B Modifieds, Hornets, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Pure Stock, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 3rd | - | - | 5th |
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| 6/14/2018 | Grand Rapids Speedway - Grand Rapids, MN Regular Racing Stock Cars, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 4th | - | - | 8th |
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| 6/28/2018 | KRA Speedway - Willmar, MN Pure Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Modifieds, WISSOTA Street Stock, WISSOTA Super Stock, WISSOTA Hornet | Results | | Doug Koski (WISSOTA Super Stock) | 6th | - | - | 12th (DNF) |
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| 6/29/2018 | I-94 Speedway - Fergus Falls, MN Hornets, Economy Late Models, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Modifieds, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 2nd | - | - | 13th |
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| 7/6/2018 | Hibbing Speedway - Hibbing, MN Fireworks - Draw/Redraw WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 6th | - | - | 8th |
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| 7/12/2018 | Grand Rapids Speedway - Grand Rapids, MN Regular Racing Stock Cars, 305 Sprints - Non-Winged, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 1st | - | - | 5th |
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| 7/14/2018 | Hibbing Speedway - Hibbing, MN Northland Super Stock Series with Weekly Racing WISSOTA Super Stock: Fast Lane Motorsports Northland Super Stock Series WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock | Results | | Doug Koski (WISSOTA Super Stock) | 9th | - | 7th | - |
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| 7/20/2018 | Gondik Law Speedway - Superior, WI Hall of Fame Night/Fast Lane Motorsports Northland Super Stock Series WISSOTA Super Stock: Fast Lane Motorsports Northland Super Stock Series WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock | Results | | Doug Koski (WISSOTA Super Stock) | 6th | - | 4th | - |
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| 7/27/2018 | Gondik Law Speedway - Superior, WI Twin Ports Twin 25s/WISSOTA Late Model Challenge Series WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 6th | - | - | 12th |
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| 7/28/2018 | Hibbing Speedway - Hibbing, MN Autograph Night plus ROC Qualiflier WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 5th | - | - | 9th |
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| 7/29/2018 | Proctor Speedway - Proctor, MN WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock, WISSOTA Hornet | Rain Out |
| 8/10/2018 | Gondik Law Speedway - Superior, WI Meet the Drivers Night WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 7th | - | - | 10th |
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| 8/11/2018 | Hibbing Speedway - Hibbing, MN Kids Night Box Car Races WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 4th | - | - | 5th |
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| 8/16/2018 | Grand Rapids Speedway - Grand Rapids, MN Itasca County Fair Race - WISSOTA R.O.C Qualifier WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 4th | - | - | 2nd |
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| 8/18/2018 | Hibbing Speedway - Hibbing, MN Hall of Fame Induction Ceremony Night WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 5th | - | - | 7th |
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| 8/25/2018 | Hibbing Speedway - Hibbing, MN Season Championship + Powder Puff Races WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 4th | - | - | 8th |
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| 9/1/2018 | Hibbing Speedway - Hibbing, MN Labor Day Shootout - $3,000 to win WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Pure Stock, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 6th | - | - | 18th |
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| 9/7/2018 | Gondik Law Speedway - Superior, WI Northern Nationals 410 Sprints - Winged: IRA Interstate Racing Association WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Super Stock | Results | | Doug Koski (WISSOTA Super Stock) | 2nd | - | - | 8th |
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| 9/22/2018 | Bemidji Speedway - Bemidji, MN 39th Annual Paul Bunyan Stampede Day One Hobby Stocks, Hornets, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Modifieds, WISSOTA Pure Stock, WISSOTA Super Stock, WISSOTA Hornet | Results | | Doug Koski (WISSOTA Super Stock) | 1st | - | - | 4th |
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| 9/23/2018 | Bemidji Speedway - Bemidji, MN 39th Annual Paul Bunyan Stampede, Day 2 Hornets, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Modifieds, WISSOTA Pure Stock, WISSOTA Super Stock, WISSOTA Hornet | Results | | Doug Koski (WISSOTA Super Stock) | 1st | - | - | 3rd |
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