Cup Series
William Byron (2025)
2025 Statistics
| Driver Points | 75 | Driver Points Rank | 2 |
| Races Won | 1 | Points per NASCAR Race | 33 |
| Races Won (%) | 50% | NASCAR Won (%) | 50% |
| Average Start | 10.5 | Average Finish Overall | 14 |
| Average Finish Last 5 | 14 | Average Finish Last 10 | 14 |
| Driver Races Run | 2 | Points per Driver Race Run | 33 |
| NASCAR Races Run | 2 | Percentage NASCAR Races Run | 100% |
| Top 5 Finishes | 1 | Races Top 5 (%) | 50% |
| Top 10 Finishes | 1 | Races Top 10 (%) | 50% |
| NASCAR Top 5 (%) | 50% | NASCAR Top 10 (%) | 50% |
| Avg Start-to-Finish | -3.5 | Best Start Position | 5 |
| Driver Laps Run | 464 | Driver Races Laps | 467 |
| Percentage Race Laps Run | 99.4% | Percentage Races Finished Laps Run | 99.4% |
| NASCAR Races Laps | 467 | Percentage NASCAR Laps Run | 99.4% |
| Did Not Finish | 0 | Did Not Finish (%) | 0% |
2025 Race by Race for William Byron
| Date | Event Name | Finish | Start | Laps Run | Race Laps | Pts/PP Earned | Odds | Finish Status |
| 2/2/25 | Cook Out Clash at Bowman Gray | 18 | 11 | 199 | 200 | 0/0 | Running | |
| 2/13/25 | Duel 1 at DAYTONA | 2 | 11 | 60 | 60 | 9/0 | Running | |
| 2/16/25 | DAYTONA 500 | 1 | 5 | 201 | 201 | 41/5 | 14-1 | Running |
| 2/23/25 | Ambetter Health 400 | 27 | 16 | 263 | 266 | 25/0 | 11-1 | Running |