K League 1| ROUND | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 |
| Season archive |
| Games | Goals | H | D | A | ||||
| 100 | 238 | 2.38 | 39 | 39.00% | 33 | 33.00% | 28 | 28.00% |
| 2021 | Overall | Home | Away | |||||||||||||||||||||
| P | W | D | L | F | A | Gdf | Pts | Form | P | W | D | L | F | A | P | W | D | L | F | A | ||||
| 1 | Ulsan Hyundai | 17 | 9 | 6 | 2 | 26 | 14 | +12 | 33 | WWXX | 8 | 5 | 3 | 0 | 15 | 4 | 9 | 4 | 3 | 2 | 11 | 10 | ||
| 2 | 1 | Suwon Bluewings | 18 | 8 | 6 | 4 | 26 | 18 | +8 | 30 | WXXW | 9 | 4 | 3 | 2 | 13 | 10 | 9 | 4 | 3 | 2 | 13 | 8 | |
| 3 | 1 | Chonbuk Motors | 16 | 8 | 5 | 3 | 28 | 17 | +11 | 29 | LLLX | 9 | 5 | 2 | 2 | 18 | 12 | 7 | 3 | 3 | 1 | 10 | 5 | |
| 4 | Daegu FC | 17 | 8 | 5 | 4 | 22 | 19 | +3 | 29 | WXWW | 8 | 4 | 3 | 1 | 10 | 7 | 9 | 4 | 2 | 3 | 12 | 12 | ||
| 5 | Pohang Steelers | 17 | 6 | 6 | 5 | 19 | 20 | -1 | 24 | LWXX | 8 | 2 | 4 | 2 | 6 | 9 | 9 | 4 | 2 | 3 | 13 | 11 | ||
| 6 | Jeju United | 18 | 4 | 10 | 4 | 20 | 19 | +1 | 22 | XOLL | 9 | 3 | 4 | 2 | 12 | 12 | 9 | 1 | 6 | 2 | 8 | 7 | ||
| 7 | Incheon United | 17 | 5 | 4 | 8 | 18 | 28 | -10 | 19 | XWXL | 9 | 4 | 3 | 2 | 10 | 8 | 8 | 1 | 1 | 6 | 8 | 20 | ||
| 8 | Suwon FC | 18 | 4 | 6 | 8 | 21 | 30 | -9 | 18 | XLOW | 10 | 3 | 3 | 4 | 15 | 17 | 8 | 1 | 3 | 4 | 6 | 13 | ||
| 9 | Gangwon | 17 | 3 | 8 | 6 | 15 | 20 | -5 | 17 | OOXX | 9 | 2 | 5 | 2 | 9 | 7 | 8 | 1 | 3 | 4 | 6 | 13 | ||
| 10 | Seongnam Ilhwa | 14 | 4 | 5 | 5 | 12 | 13 | -1 | 17 | XXLL | 7 | 3 | 1 | 3 | 6 | 6 | 7 | 1 | 4 | 2 | 6 | 7 | ||
| 11 | FC Seoul | 14 | 4 | 3 | 7 | 15 | 17 | -2 | 15 | OXXL | 6 | 2 | 1 | 3 | 8 | 7 | 8 | 2 | 2 | 4 | 7 | 10 | ||
| 12 | Gwangju FC | 17 | 4 | 2 | 11 | 16 | 23 | -7 | 14 | LOLL | 8 | 2 | 1 | 5 | 7 | 10 | 9 | 2 | 1 | 6 | 9 | 13 | ||
| 9 | +1 | JOO Min-kyu (Jeju United) |
| Stanislav ILJUTCENKO (Chonbuk Motors, 2p) | ||
| 7 | +1 | Lars VELDWIJK (Suwon FC, 1p) |
| 6 | SONG Min-kyu (Pohang Steelers) | |
| HAN Kyo-won (Chonbuk Motors) | ||
| LIM Sang-hyeob (Pohang Steelers) | ||
| 5 | LEE Dong-jun (Ulsan Hyundai, 1p) | |
| +1 | KIM Gun-Hee (Suwon Bluewings) | |
| +1 | CESINHA (Daegu FC) | |
| +1 | Fejsal MULIĆ (Seongnam Ilhwa, 1p) | |
| KIM Jin-hyuk (Daegu FC) | ||
| 4 | KIM Min-joon (Ulsan Hyundai) | |
| Elías AGUILAR (Incheon United, 1p) | ||
| KIM In-sung (Ulsan Hyundai) | ||
| EDGAR Bruno SILVA (Daegu FC, 1p) | ||
| NA Sang-ho (FC Seoul) | ||
| +1 | Uroš ĐERIĆ (Suwon Bluewings, 2p) | |
| KIM Dae-won (Gangwon) | ||
| +1 | LEE Ki-je (Suwon Bluewings) | |
| JEONG Sang-bin (Suwon Bluewings) | ||
| CHO Yu-min (Suwon FC) |
| Friday, 21 May 2021 | |||||
| 18 | Suwon FC | 2-2 | Incheon United | ||
| 18 | Veldwijk | 27 | Lee | ||
| 31 | Yang | 90(p) | Mugoša | ||
| Saturday, 22 May 2021 | |||||
| 18 | Ulsan Hyundai | 1-0 | Pohang Steelers | ||
| 84 | Yoon | ||||
| 18 | Jeju United | 2-2 | Seongnam Ilhwa | ||
| 4 | Gerso | 27(og) | Hong | ||
| 36 | Joo | 38 | Mulić | ||
| Sunday, 23 May 2021 | |||||
| 18 | Daegu FC | 1-0 | Chonbuk Motors | ||
| 73 | Cesinha | ||||
| 18 | Gangwon | 0-0 | FC Seoul | ||
| 18 | Gwangju FC | 3-4 | Suwon Bluewings | ||
| 7 | Han | 16 | Kim | ||
| 58(p) | Reis | 48(p) | Đerić | ||
| 90(p) | Kim | 84 | Kim | ||
| 90 | Lee | ||||
