Friday, October 8, 2021
| Afton Speedway | Afton, NY | Capital Region Sprintcar Agency | |
| Brownstown Speedway | Brownstown, IN | Non-Wing 410 Sprint Cars | |
| Carolina Speedway | Gastonia, NC | Carolina Sprint Tour | |
| Dodge City Raceway Park | Dodge City, KS | Rocky Mountain Midget Association | |
| Dodge City Raceway Park | Dodge City, KS | United Rebel Sprint Series | |
| Dodge City Raceway Park | Dodge City, KS | Winged 360 Sprint Cars | |
| Fremont Speedway | Fremont, OH | All Star Circuit of Champions | Jim Ford Classic |
| I-96 Speedway | Lake Odessa, MI | Buckeye Outlaw Sprint Series / Great Lakes Traditional Sprints | |
| Jacksonville Speedway | Jacksonville, IL | Midwest Open Wheel Association | |
| Jacksonville Speedway | Jacksonville, IL | Winged 305 Sprint Cars | |
| Keller Auto Speedway at Kings Fairgrounds | Hanford, CA | Sprint Car Challenge Tour | Cotton Classic |
| Keller Auto Speedway at Kings Fairgrounds | Hanford, CA | Winged 410 Sprint Cars | |
| Latrobe Speedway | Latrobe, PA | Laurel Highlands Sprint Car Series | |
| Latrobe Speedway | Latrobe, PA | RUSH Sprint Car Series | |
| Montgomery Motor Speedway | Montgomery, AL | Must See Racing | Southern Speed Shootout |
| Port Royal Speedway | Port Royal, PA | World of Outlaws | Nittany Showdown |
| Riverside International Speedway | West Memphis, AR | United Sprint Car Series | |
| Riverside International Speedway | West Memphis, AR | Mid-South 305 Sprint Car Association | |
| Saratoga Motorsports Park | Black Creek, BC | Northwest Sprintcar Racing Association | |
| Saratoga Motorsports Park | Black Creek, BC | WILROC | |
| US 36 Raceway | Osborn, MO | Winged 305 Sprint Cars | IMCA Missouri Nationals |
| Wayne County Speedway | Wayne City, IL | USAC National Midget Car Series | Jason Leffler Memorial |
Saturday October 9, 2021
| 82 Speedway | Petty, TX | Sprint Car Bandits | Paul Peters Memorial |
| Atomic Speedway | Chillicothe, OH | Winged 410 Sprint Cars | Season Championship |
| BAPS Motor Speedway | York Haven, PA | Mid-Atlantic Sprint Series / PA Sprint Series | |
| BAPS Motor Speedway | York Haven, PA | Winged Super Sportsman | |
| Carina Speedway | Bundaberg, QLD | Wingless V6 Sprint Cars | |
| Central Arizona Speedway | Casa Grande, AZ | Non-Wing 360 Sprint Cars | |
| Dodge City Raceway Park | Dodge City, KS | Rocky Mountain Midget Association | |
| Dodge City Raceway Park | Dodge City, KS | United Rebel Sprint Series | |
| Dodge City Raceway Park | Dodge City, KS | Winged 360 Sprint Cars | |
| East Bay Raceway Park | Tampa, FL | Winged 360 Sprint Cars | |
| Fremont Speedway | Fremont, OH | All Star Circuit of Champions | Jim Ford Classic |
| Fremont Speedway | Fremont, OH | Winged 305 Sprint Cars | |
| Hi-Tec Oils Speedway | Toowoomba, QLD | Winged 410 Sprint Cars | |
| Katherine Speedway | Katherine, NT | Wingless V6 Sprint Cars | |
| I-96 Speedway | Lake Odessa, MI | Buckeye Outlaw Sprint Series / Great Lakes Traditional Sprints | |
| Keller Auto Speedway at Kings Fairgrounds | Hanford, CA | King of the West Sprints presented by NARC | Morrie Williams Legends Race |
| Keller Auto Speedway at Kings Fairgrounds | Hanford, CA | Kings of Thunder 360 Sprint Car Series | |
| Lake Ozark Speedway | Eldon, MO | ASCS Warrior Region | |
| Lake Ozark Speedway | Eldon, MO | Winged 305 Sprint Cars | |
| Lincoln Speedway | Abbottstown, PA | Winged 358 Sprint Cars | |
| Montgomery Motor Speedway | Montgomery, AL | Must See Racing | Southern Speed Shootout |
| Petaluma Speedway | Petaluma, CA | Wingless Sprints | |
| Pittsburgh’s Pennsylvania Motor Speedway | Imperial, PA | RUSH Sprint Car Series | |
| Pittsburgh’s Pennsylvania Motor Speedway | Imperial, PA | Winged 410 Sprint Cars | |
| Port Royal Speedway | Port Royal, PA | PA Sprint Series | |
| Port Royal Speedway | Port Royal, PA | World of Outlaws | Nittany Showdown |
| Riverside International Speedway | West Memphis, AR | United Sprint Car Series | |
| Riverside International Speedway | West Memphis, AR | Mid-South 305 Sprint Car Association | |
| Riverside Speedway & Adventure Park | Groveton, NH | 350 Super Modified Atlantic Charter | |
| Rumtown Speedway | Wentworth, NH | Midget Cars | |
| Rumtown Speedway | Wentworth, NH | Non-Wing Sprint Cars | |
| Rumtown Speedway | Wentworth, NH | Wingless Auto Club | |
| Saratoga Motorsports Park | Black Creek, BC | Northwest Sprintcar Racing Association | |
| Saratoga Motorsports Park | Black Creek, BC | WILROC | |
| Thompson Speedway Motorsports Park | Thompson, CT | NEMA Midget Car Series | World Series of Speedway Racing |
| Tri-State Speedway | Haubstadt, IN | USAC National Midget Car Series / Midwest Sprint Car Series | Harvest Cup |
| Tri-State Speedway | Pocola, OK | ASCS Mid-South Region / ASCS Sooner Region | |
| US 36 Raceway | Osborn, MO | Winged 305 Sprint Cars | IMCA Missouri Nationals |
Sunday October 10, 2021
| Thompson Speedway Motorsports Park | Thompson, CT | International Supermodified Association | World Series of Speedway Racing |
| Thompson Speedway Motorsports Park | Thompson, CT | NEMA Lites | World Series of Speedway Racing |
| Toledo Speedway | Toledo, OH | USAC Silver Crown Series | Rollie Beale Classic |
| Trail-Way Speedway | Hanover, PA | Winged 410 Sprint Cars |