WeatherTech-racebaan Laguna Seca 2021 Racekalender
| Datum | Raceserie | Ronde | Evenementnaam |
|---|---|---|---|
| 10 september - 12 september | LSTNA - Lamborghini Super Trofeo Noord-Amerika Afgerond | Round 5 | |
| 10 september - 12 september | IMSA SportsCar Championship Afgerond | Round 10 | IMSA Monterey Grand Prix |