| 2023 season | |||
|---|---|---|---|
| Chairman | Huh Tae-soo | ||
| Manager | An Ik-soo | ||
| Stadium | Seoul World Cup Stadium | ||
| K League 1 | 7th of 12 | ||
| Korean FA Cup | Third round | ||
| Top goalscorer | League: All: Na Sang-ho (8 goals) | ||
| Highest home attendance | 45,007 vs Daegu FC (9 April) | ||
| Lowest home attendance | 10,236 vs Gwangju FC (9 May) | ||
| Average home league attendance | 24,069 | ||
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| All statistics correct as of 2 December 2023. | |||
The 2023 season is FC Seoul's 40th in the K League 1. The club also participated in the 2023 edition of the FA Cup, being knocked out on the third round. A defeat in the FA Cup Final and a 9th place finish on 2022 means the club does not participate in the 2023-24 AFC Champions League.