Parker Retzlaff at Sonoma
Parker Retzlaff has made 4 NASCAR O'Reilly Series starts at Sonoma since 2023, with 0 wins, 1 top 10 and an average finish of 20.5.
Totals at Sonoma by series
| Series | Starts | Wins | Top 5 | Top 10 | Laps led | Avg finish | Avg start | Best finish |
|---|---|---|---|---|---|---|---|---|
| O'Reilly Series | 4 | 0 | 1 | 1 | 0 | 20.5 | 17 | 5 |
Every start at Sonoma
| Date | Race | Series | Start | Finish | Laps led | Status |
|---|---|---|---|---|---|---|
| June 27, 2026 | 2026 O'Reilly Series at Sonoma | O'Reilly Series | 5 | 5 | 0 | Running |
| July 12, 2025 | 2025 Pit Boss / FoodMaxx 250 | Xfinity Series | 34 | 28 | 0 | Running |
| June 8, 2024 | 2024 Zip Buy Now, Pay Later 250 | Xfinity Series | 13 | 11 | 0 | Running |
| June 10, 2023 | 2023 DoorDash 250 | Xfinity Series | 16 | 38 | 0 | Mechanical |