Inje Speedium 2021 Race Calendar
| Date | Racing Series | Round | Event Name |
|---|---|---|---|
| May 8 - May 9 | Hyundai Veloster N Cup Finished | Round 1 | |
| May 8 - May 9 | Hyundai Avante N Cup Finished | Round 1 | |
| June 19 - June 20 | Hyundai Veloster N Cup Finished | Round 2 | |
| June 19 - June 20 | Hyundai Avante N Cup Finished | Round 2 | |
| July 10 - July 10 | SuperRace Championship Finished | Round 2 | |
| July 10 - July 10 | CJ Super Race Championship Finished | Round 2 | |
| July 18 - July 18 | Korea Speed Racing Finished | Round 3 | |
| August 14 - August 15 | Hyundai Veloster N Cup Finished | Round 4 | |
| August 14 - August 15 | Hyundai Avante N Cup Finished | Round 3 | |
| September 3 - September 5 | Radical Cup Korea Finished | Round 1 | |
| September 5 - September 5 | SuperRace Championship Finished | Round 3 | |
| September 5 - September 5 | CJ Super Race Championship Finished | Round 3 | |
| October 16 - October 17 | Hyundai Avante N Cup Finished | Round 5 | |
| October 24 - October 24 | Korea Speed Racing Finished | Round 6 |