| 2012 season | |||
|---|---|---|---|
| Chairman |  Koo Ja-Young | ||
| Manager | Park Kyung-Hoon | ||
| K-League | 5th | ||
| Korean FA Cup | Semifinal | ||
| Top goalscorer | League:  Santos (13) Jair (13)All: Santos (14) Jair (14) | ||
| Highest home attendance | 10,117 vs Sangju (May 27) | ||
| Lowest home attendance | 3,244 vs Gyeongnam (April 29) | ||
| Average home league attendance | 6,780 (as of May 27) | ||
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The 2012 season was Jeju United FC's thirtieth season in the K-League in South Korea. Jeju United FC will be competing in the K-League and Korean FA Cup.