Marathons and running races in South Korea
6 marathons and 1 half marathon in South Korea.
The next one is the Gyeongju International Marathon on 17 October 2026.
The flattest marathon is the Daegu Marathon (50 m of climbing); the hilliest is the Chuncheon Marathon (100 m).
For cool racing conditions, the Daegu Marathon usually starts around 10°C.
🇰🇷 Gyeongju, South Korea
Gyeongju International Marathon
17 Oct 2026est.In 6 days
Gain
60 m
Start temp
13°C
Entry
$50
MarathonOpen entryhistoricscenic
🇰🇷 Chuncheon, South Korea
Chuncheon Marathon
25 Oct 2026In 14 days
Gain
100 m
Start temp
11°C
Entry
$50
MarathonOpen entryscenichistoric
🇰🇷 Seoul, South Korea
JTBC Seoul Marathon
1 Nov 2026In 21 days
Gain
60 m
Start temp
8°C
Entry
$70
MarathonOpen entrybig city
🇰🇷 Daegu, South Korea
Daegu Marathon
28 Feb 2027In 5 months
Gain
50 m
Start temp
10°C
Entry
$50
MarathonOpen entryfast
🇰🇷 Seoul, South Korea
Seoul Marathon
21 Mar 2027In 5 months
Gain
60 m
Start temp
4°C
Entry
$70
MarathonOpen entryfastbig city
🇰🇷 Gunsan, South Korea
Saemangeum Gunsan International Marathon
4 Apr 2027est.In 6 months
Gain
60 m
Start temp
7°C
Entry
$40
MarathonOpen entrycoastalfast
🇰🇷 Gunsan, South Korea
Saemangeum Gunsan International Marathon (Half)
4 Apr 2027est.In 6 months
Gain
30 m
Start temp
7°C
Entry
$35
Half marathonOpen entrycoastal