| 2021 In The Groove Racing League Players | ||||
| # | Player | Team Name | Sponsor | Make |
| 000 | Brad Knolhoff | Knolhoff Enterprises | John Deere | 2021 Ford Mustang |
| 00 | Tyler Bevering | KMA Racing | Midnight Moon Moonshine | 1969 Dodge Daytona |
| 0 | Al Allison | AA Team | Nebraska Cornhuskers | 2021 Chevy Camaro |
| 01 | Travis Knolhoff | Travis Knolhoff Motorsports | Remington/Under Armor | 2021 Ford Mustang |
| 1 | Wayne Sebern | Seburner Racing | Gear Wrench | 2021 Chevy Camaro |
| 2 | Andrew Thornton | Half Fast Motorsports | Wrangler | 1993 Chevy Lumina |
| 3 | Lou Demian | Intimidator Racing | Blue Moon | 2021 Chevy Camaro |
| 4 | Steve Willard | Team MotoRacers | Monster Energy Drinks | 2021 Chevy Camaro |
| 5 | James Fenton | Chowdahead Racing | Dunkin Donuts | 1986 Pontiac Grand Prix |
| 6 | Dale Kruep | Kingfish Racing | Realtree | 2021 Chevy Camaro |
| 8 | Ray Perrotta | Iron Pig Racing | Diet Pepsi | 2021 Ford Mustang |
| 08 | Buddy Weber | Dart Throwing Monkey Racing | The Maryland Zoo in Baltimore | 1986 Pontiac Grand Prix |
| 9 | Travis Hemann | Hemann Motorsports | Cabela's/Hooters | 2021 Chevy Camaro |
| 09 | Jim VanDeventer | Van Motorsports | Coors' Light | 1969 Dodge Daytona |
| 11 | Thomas Riney | Fortnite Motorsports | Epic Games/Playstation | 2021 Toyota Camry |
| 12 | Zach Kruep | Excel Motorsports | Louisville Slugger | 2021 Chevy Camaro |
| 13 | Belly O'Beer | Bud Racing | Budweiser | 2021 Chevy Camaro |
| 14 | Darrell Cox | Rum Runner | Brink Brewing | 2021 Ford Mustang |
| 15 | Chuck Harris | Heavy Chevy | #NeighborsComplaint19134 | 1965 Chevy Nova SS |
| 16 | Tyler Kruep | Kruep Motorsports | SiriusXM/Ford EcoBoost | 2021 Ford Mustang |
| 17 | Kamy Miller | Charlotte Racing | Vera Bradley | 2021 Chevy Camaro |
| 18 | Mathew Steinfels | Dirtbags Racing | Coors Light | 2021 Toyota Camry |
| 20 | Scott Schmitt | Full Throttle Racing | Angry Orchard Hard Cider | 2021 Toyota Camry |
| 21 | Bryan Birmingham | Texan88 Racing | Motorcraft | 2021 Ford Mustang |
| 22 | Janet Sebern | Kurtiskraft Racing | AJ Foyt Racing | 2021 Chevy Camaro |
| 24 | Greg Miller | Miller Motorsports | Napa Auto Parts | 2021 Chevy Camaro |
| 26 | Norah Riney | Harry Potter Racing | Gringotts Bank | 2021 Toyota Camry |
| 27 | Shane Burton | Jim Beam Racing | Old Milwaukee | 1986 Pontiac Grand Prix |
| 28 | Stephen DiCaprio | Lefflerfan | Texaco/Havoline | 1987 Ford Thunderbird |
| 31 | John Boarman | Tireball Racing | Tireball.com | 2021 Ford Mustang |
| 33 | Duane Wempe | Wempster Racing | Topps Baseball Cards | 2021 Chevy Camaro |
| 35 | Conan Hultgren | Deer Creek Racing | Rolling Rock Beer | 1982 Buick Regal |
| 41 | Britten Steinfels | Brit10 Racing | Chick-Fil-A | 2021 Chevy Camaro |
| 42 | Terry Smith | MadDog Racing | Fireball Cinnamon Whisky | 2021 Chevy Camaro |
| 43 | Jamie Dyke | Buckeye Racing | STP | 1986 Pontiac Grand Prix |
| 45 | Nick Hagen | Hagen Racing | Otterbox | 2021 Chevy Camaro |
| 47 | Jay Smogolski | Stormdevil Racing | New Glarus Brewery | 2021 Ford Mustang |
| 48 | Ron Blackman | Blackman Racing | Ally Financial | 2021 Chevy Camaro |
| 49 | Teeder Jenkins | PFQ Racing | Tim Horton's | 2021 Chevy Camaro |
| 54 | Donald Hardison Jr | 54Clydesdale Racing | La-Z-Boy Recliners | 2021 Ford Mustang |
| 55 | Jack Cone | DrunkUncles Garage | Amputee Coalition | 2021 Chevy Camaro |
| 64 | Thomas Brownie | Brownfudgy Racing | Betty Cocker | 2003 Pontiac Grand Prix |
| 66 | Todd Bevering | HotRod Todd | Phillips 66 | 2012 Dodge Charger |
| 69 | Marvin Jones | Outlaw Racing | US Amry | 2012 Dodge Charger |
| 70 | Nathan Helton | Helton Motorsports | Arcosa Marine | 2021 Chevy Camaro |
| 76 | Steve Ruth | Freedom Motorsports | Wounded Warrior Project | 2021 Ford Mustang |
| 77 | Steven Clarke | Las Vegas Motorsports | Camel Cigarettes | 1977 Chevy Monte Carlo |
| 78 | Kevin Sullivan | Sullivan Smashers | Miller High Life | 2021 Toyota Camry |
| 80 | Corey Hardison | C-Hard Racing | Bull’s Eye BBQ Sauce | 1987 Ford Thunderbird |
| 81 | Will Riney | RPM Racing | Nos Energy Drink | 1969 Dodge Daytona |
| 82 | Dan Clarke | Mackenzie Performance | Mello Yello | 1993 Chevy Lumina |
| 84 | Myra Cochran | 2 Coollady Racing | Princeton Meow | 2021 Chevy Camaro |
| 85 | Rob Kuczmarski | Kuczmarski Racing | Volvo Trucks | 2021 Chevy Camaro |
| 88 | Nate Bishop | Sawdaddy Racing | WWE Network | 2019 Ford Mustang |
| 92 | Dawn Keller | Keller Racing | Miller Lite | 2021 Ford Mustang |
| 95 | Jen Riney | Ice Cream Racing | New Balance | 1982 Buick Regal |
| 96 | John Krygier | Galaxy Motosports | Yearlongfootball.com | 2021 Ford Mustang |
| 98 | Bradley Taylor* | Bradley Taylor Racing* | Unsponsored | 2021 Chevy Camaro |
| 99 | Todd Oliver | Top Gun Racing | U.S. Marines | 2021 Toyota Camry |