| Competition: | Kyobo Life Korea National League |
| Season: | 2009 |
| Winners: | Gangneung City (1st title) |
| Best Player: | Na Il-kyun |
| League Topscorer: | Lee Yong-seung (16 goals) |
| Matches: | 173 |
| Total Goals: | 483 |
| Prevseason: | 2008 |
| Nextseason: | 2010 |
The 2009 Korea National League was the seventh season of the Korea National League. It was divided in two stages, and the top two clubs of the overall table qualified for the championship playoffs in addition to the winners of each stage. The first stage began on 11 April, and ended on 11 July. The second stage started on 21 August, and ended on 22 November.
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-----Gangneung City won 4–2 on aggregate.
| Award | Winner | Club | |
|---|---|---|---|
| Most Valuable Player |  Na Il-kyun | Gangneung City | |
| Top goalscorer | Lee Yong-seung | Busan Transportation Corporation | |
| Top assist provider | Kim Jung-kyum | Daejeon KHNP | |
| Manager of the Year | Park Mun-young | Gangneung City | |
| Club of the Year | Ansan Hallelujah | ||
| Fair Play Award | Goyang KB Kookmin Bank | ||
| Position | Winner | Club |
|---|---|---|
| Goalkeeper | Na Kyung-man | Ansan Hallelujah |
| Defenders | Kim Jung-kyum | Daejeon KHNP |
| Don Ji-deok | Goyang KB Kookmin Bank | |
| Kim Ho-yoo | Hyundai Mipo Dockyard | |
| Jung Jae-woon | Suwon City | |
| Midfielders | Na Il-kyun | Gangneung City |
| Lee Seung-hwan | Gimhae City | |
| Nam Ki-il | Cheonan City | |
| Choi Myung-sung | Changwon City | |
| Forwards | Ko Min-ki | Gangneung City |
| Lee Yong-seung | Busan Transportation Corporation |