Inje Speedium 2018 Race Calendar
| Date | Racing Series | Round | Event Name |
|---|---|---|---|
| June 10 - June 10 | Hyundai Avante N Cup Finished | Round 3 | |
| June 17 - June 17 | Korea Speed Racing Finished | Round 3 | |
| July 8 - July 8 | Hyundai Avante N Cup Finished | Round 4 | |
| July 15 - July 15 | Korea Speed Racing Finished | Round 4 | |
| August 10 - August 11 | SuperRace Championship Finished | Round 5 | |
| August 10 - August 11 | CJ Super Race Championship Finished | Round 5 | |
| September 29 - September 30 | TCR Korea Touring Car Series Finished | Round 2 | |
| September 29 - September 30 | Radical Cup Korea Finished | Round 3 | |
| October 7 - October 7 | SuperRace Championship Finished | Round 7 | |
| October 7 - October 7 | CJ Super Race Championship Finished | Round 7 | |
| October 21 - October 21 | Korea Speed Racing Finished | Round 6 |