2010 South Korean local elections
The 5th local elections were held in South Korea on 2 June 2010. The voter turnout reached 54.4%, the highest in 15 years.| Division | Electoral | Turnout | Percentage |
| Seoul | 8,211,461 | 4,426,182 | 53.8 |
| Busan | 2,849,895 | 1,410,126 | 49.5 |
| Daegu | 1,928,835 | 886,035 | 45.9 |
| Incheon | 2,096,853 | 1,067,431 | 50.9 |
| Gwangju | 1,064,913 | 529,901 | 49.8 |
| Daejeon | 1,127,547 | 596,683 | 52.9 |
| Ulsan | 838,805 | 462,103 | 55.1 |
| Gyeonggi-do | 8,761,840 | 4,534,771 | 51.8 |
| Gangwon-do | 1,190,509 | 741,724 | 62.3 |
| Chungcheongbuk-do | 1,183,811 | 696,393 | 58.8 |
| Chungcheongnam-do | 1,595,587 | 901,863 | 56.5 |
| Jeollabuk-do | 1,442,805 | 856,111 | 59.3 |
| Jeollanam-do | 1,504,902 | 967,338 | 64.3 |
| Gyeongsangbuk-do | 2,122,905 | 1,260,591 | 59.4 |
| Gyeongnam | 2,506,393 | 1,549,690 | 61.8 |
| Jeju-do | 424,098 | 276,056 | 65.1 |
Provincial level elections
The ruling GNP was able to win 4 out of 7 mayoral seats but suffer by massive landslide on the gubernatorial election winning only 2 out of 9 seats. On the other hand, DEP was able to capture 2 mayoral seats and swept 5 out of 9 gubernatorial seats. The LFP won Daejeon while two independent candidates won gubernatorial seats one in Gyeongsangnam-do and the other in Jeju-do.Metropolitan mayoral election winners
Municipal level elections
Mayoral elections
Municipal legislative elections
