The 2021 Indy Lights Series will consist of 20 races, held at 10 circuits across North America.
2021 Races
| Round | Circuit | Track Type | Date | Winner | Car/Engine | Laps | Race Time |
|---|---|---|---|---|---|---|---|
| 1 | Barber Motorsports Park | Road Course | 17 April 2021 | Linus Lundqvist | Dallara/AER | 30 | 40:22.9908 |
| 2 | Barber Motorsports Park | Road Course | 18 April 2021 | David Malukas | Dallara/AER | 35 | 42:51.8056 |
| 3 | Streets of St. Petersburg | Street Circuit | 24 April 2021 | Kyle Kirkwood | Dallara/AER | 35 | 40:40.9592 |
| 4 | Streets of St. Petersburg | Street Circuit | 25 April 2021 | David Malukas | Dallara/AER | 40 | 46:10.4489 |
| 5 | Indianapolis Motor Speedway Road Course | Road Course | 14 May 2021 | ||||
| 6 | Indianapolis Motor Speedway Road Course | Road Course | 15 May 2021 | ||||
| 7 | The Raceway at Belle Isle Park | Street Circuit | 12 June 2021 | ||||
| 8 | The Raceway at Belle Isle Park | Street Circuit | 13 June 2021 | ||||
| 9 | Road America | Road Course | 19 June 2021 | ||||
| 10 | Road America | Road Course | 20 June 2021 | ||||
| 11 | Mid-Ohio Sports Car Course | Road Course | 3 July 2021 | ||||
| 12 | Mid-Ohio Sports Car Course | Road Course | 4 July 2021 | ||||
| 13 | Streets of Toronto | Street Circuit | 10 July 2021 | ||||
| 14 | Streets of Toronto | Street Circuit | 11 July 2021 | ||||
| 15 | World Wide Technology Raceway at Gateway | Oval | 20 August 2021 | ||||
| 16 | World Wide Technology Raceway at Gateway | Oval | 21 August 2021 | ||||
| 17 | Portland International Raceway | Road Course | 11 September 2021 | ||||
| 18 | Portland International Raceway | Road Course | 12 September 2021 | ||||
| 19 | Laguna Seca | Road Course | 18 September 2021 | ||||
| 20 | Laguna Seca | Road Course | 19 September 2021 |