WeatherTech Raceway Laguna Seca 2021 Løbs Kalender
| Dato | Racerserie | Runde | Begivenhedsnavn |
|---|---|---|---|
| 10 september - 12 september | LSTNA - Lamborghini Super Trofeo Nordamerika Afsluttet | Round 5 | |
| 10 september - 12 september | IMSA SportsCar Championship Afsluttet | Round 10 | IMSA Monterey Grand Prix |