Jung Won-o, the Democratic Party candidate for Seoul Mayor (left), and Oh Se-hoon, the People Power Party candidate, attended the 2026 Seoul Citizens' Sports Festival at Jamsil Indoor Gymnasium on May 16. [Photo: Yonhap News]
Recent polling indicates that candidates from the Democratic Party are leading their People Power Party counterparts in the key battlegrounds of Seoul and Busan ahead of the June 3 local elections.
According to the National Election Survey Deliberation Commission, a survey commissioned by KBS and conducted by Korea Research from May 11 to 14 found that Jung Won-o, the Democratic candidate for Seoul Mayor, received 43% support, while Oh Se-hoon, the People Power Party candidate, garnered 32%.
By age group, Jung received 61% support from voters in their 40s and 69% from those in their 50s, significantly outpacing Oh, who received 22% and 18% support from the same age groups, respectively. However, Oh led among voters in their 30s and those aged 70 and older, with 40% and 46% support, compared to Jung's 28% and 33%.
Notably, a significant portion of voters remain undecided. Among respondents, 28% indicated they might change their preferred candidate, while 71% stated they would continue to support their current choice.
According to the National Election Survey Deliberation Commission, a survey commissioned by KBS and conducted by Korea Research from May 11 to 14 found that Jung Won-o, the Democratic candidate for Seoul Mayor, received 43% support, while Oh Se-hoon, the People Power Party candidate, garnered 32%.
By age group, Jung received 61% support from voters in their 40s and 69% from those in their 50s, significantly outpacing Oh, who received 22% and 18% support from the same age groups, respectively. However, Oh led among voters in their 30s and those aged 70 and older, with 40% and 46% support, compared to Jung's 28% and 33%.
Notably, a significant portion of voters remain undecided. Among respondents, 28% indicated they might change their preferred candidate, while 71% stated they would continue to support their current choice.
Jeon Jae-soo, the Democratic Party candidate for Busan Mayor (left), and Park Hyung-jun, the People Power Party candidate, registered as candidates for the June 3 local elections at the Busan Election Commission on May 14. [Photo: Yonhap News]
In a similar survey conducted for the Busan mayoral race, Jeon Jae-soo, the Democratic candidate, received 42% support, leading Park Hyung-jun of the People Power Party, who garnered 33%. Jeon also outperformed Park among voters in their 40s and 50s, receiving 64% and 55% support, respectively, compared to Park's 19% and 32%. Park, however, led among voters aged 30 and under and those aged 70 and older, with 38% and 42% support, while Jeon received 16% and 30% in those age groups.
In Busan, 20% of respondents indicated they might change their preferred candidate, while 78% expressed continued support for their current choice.
The surveys were conducted with 800 eligible voters from both Seoul and Busan, using telephone interviews. The margin of error for the polls is ±3.5 percentage points at a 95% confidence level (for more details, refer to the National Election Survey Deliberation Commission website).
In Busan, 20% of respondents indicated they might change their preferred candidate, while 78% expressed continued support for their current choice.
The surveys were conducted with 800 eligible voters from both Seoul and Busan, using telephone interviews. The margin of error for the polls is ±3.5 percentage points at a 95% confidence level (for more details, refer to the National Election Survey Deliberation Commission website).
* This article has been translated by AI.
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