| Date | Race | Track | Winner | Results | Other |
|---|---|---|---|---|---|
| February 5 | Busch Light Clash | LA Memorial Coliseum | Martin Truex Jr. | Race Results Qualifying Practice | Loop Data |
| February 16 | Bluegreen Vacations Duel 1 | Daytona International Speedway | Joey Logano | Race Results | Loop Data |
| February 16 | Bluegreen Vacations Duel 2 | Daytona International Speedway | Aric Almirola | Race Results | Loop Data |
| February 19 | Daytona 500 | Daytona International Speedway | Ricky Stenhouse Jr. | Race Results Qualifying Practice | Loop Data |
| February 26 | Pala Casino 400 | Auto Club Speedway | Kyle Busch | Starting Lineup Race Results | Loop Data |
| March 5 | Pennzoil 400 | Las Vegas Motor Speedway | William Byron | Practice Starting Lineup Race | Loop Data |
| March 12 | United Rentals 500 | Phoenix Raceway | William Byron | Practice Qualifying Race | Loop Data |
| March 19 | Ambetter Health 400 | Atlanta Motor Speedway | Qualifying Race | Loop Data | |
| March 26 | EchoPark Automotive Grand Prix | Circuit of the Americas | Practice Qualifying Race | Loop Data | |
| April 2 | Toyota Owners 400 | Richmond Raceway | |||
| April 9 | Food City Dirt Race | Bristol Motor Speedway (Dirt) | |||
| April 16 | NASCAR Cup at Martinsville | Martinsville Speedway | |||
| April 23 | GEICO 500 | Talladega Superspeedway | |||
| April 30 | NASCAR Cup at Dover | Dover Motor Speedway | |||
| May 7 | AdventHealth 400 | Kansas Speedway | |||
| May 14 | Goodyear 400 | Darlington Raceway | |||
| May 21 | NASCAR All-Star Open | North Wilkesboro Speedway | |||
| May 21 | NASCAR All-Star Race | North Wilkesboro Speedway | |||
| May 28 | Coca-Cola 600 | Charlotte Motor Speedway | |||
| June 4 | Enjoy Illinois 300 | World Wide Technology Raceway | |||
| June 11 | Toyota / Save Mart 350 | Sonoma Raceway | |||
| June 25 | Ally 400 | Nashville Superspeedway | |||
| July 2 | NASCAR Cup Street Race | Chicago Street Course | |||
| July 9 | Quaker State 400 | Atlanta Motor Speedway | |||
| July 16 | Crayon 301 | New Hampshire Motor Speedway | |||
| July 23 | M&M's Fan Appreciation 400 | Pocono Raceway | |||
| July 30 | NASCAR Cup at Richmond | Richmond Raceway | |||
| August 6 | FireKeepers Casino 400 | Michigan International Speedway | |||
| August 13 | Verizon 200 at the Brickyard | Indianapolis Motor Speedway Road Course | |||
| August 20 | Go Bowling at the Glen | Watkins Glen International | |||
| August 26 | Coke Zero Sugar 400 | Daytona International Speedway | |||
| September 3 | Cook Out Southern 500 | Darlington Raceway | |||
| September 10 | Hollywood Casino 400 | Kansas Speedway | |||
| September 16 | Bass Pro Shops Night Race | Bristol Motor Speedway | |||
| September 24 | AutoTrader EchoPark Automotive 400 | Texas Motor Speedway | |||
| October 1 | YellaWood 500 | Talladega Superspeedway | |||
| October 8 | Bank of America ROVAL 400 | Charlotte Motor Speedway Roval | |||
| October 15 | South Point 400 | Las Vegas Motor Speedway | |||
| October 22 | NASCAR Cup at Homestead | Homestead-Miami Speedway | |||
| October 29 | Xfinity 500 | Martinsville Speedway | |||
| November 5 | NASCAR Cup Series Championship | Phoenix Raceway |
Here are the 2023 race results and loop data for the NASCAR Cup Series.
