Top 50 Marathons in South Korea
This curated ranking covers the 50 largest marathons in South Korea, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Out of 67 marathons tracked in South Korea, the 50 ranked here account for the largest measured audience reach. Chicago Marathon, New York City Marathon and Tokyo Marathon lead the list with a combined estimated audience of 119,724 people. Across all 50 entries the average audience size is 3,534, and the largest, Chicago Marathon, reaches around 53,747 people in South Korea. Audience size is the estimated number of unique people in South Korea who actively engage with each marathon, derived from search demand signals. Rankings reflect search-behavior signals collected across South Korea and are refreshed weekly.
Ranking
| Rank | Name | Audience size | Country share | Subtype | Category |
|---|---|---|---|---|---|
| 1 |  Chicago Marathon |
53,747 | 0.8% | Marathon | Sports |
| 2 |  New York City Marathon |
51,983 | 0.7% | Marathon | Sports |
| 3 |  Tokyo Marathon |
13,994 | 0.6% | Marathon | Sports |
| 4 |  World Marathon Majors |
13,123 | 0.5% | Marathon | Sports |
| 5 |  Boston Marathon |
8,863 | 0.2% | Marathon | Sports |
| 6 |  Paris Marathon |
7,567 | 0.6% | Marathon | Sports |
| 7 |  Marathon des Sables |
6,592 | 0.4% | Marathon | Sports |
| 8 |  Brooklyn Academy of Music |
5,849 | 0.6% | Marathon | Arts & Culture |
| 9 |  Amsterdam Marathon |
4,089 | 0.7% | Marathon | Sports |
| 10 |  Rock 'n' Roll Marathon Series |
1,254 | 0.1% | Marathon | Sports |
| 11 |  Berlin Marathon |
812 | 0.0% | Marathon | Sports |
| 12 |  Honolulu Marathon |
805 | 0.5% | Marathon | Sports |
| 13 |  Barcelona Marathon |
660 | 0.2% | Marathon | Sports |
| 14 |  Delhi Half Marathon |
469 | 0.2% | Marathon | Sports |
| 15 |  San Francisco Marathon |
454 | 0.2% | Marathon | Sports |
| 16 |  Singapore Marathon |
449 | 1.5% | Marathon | Sports |
| 17 |  Mumbai Marathon |
380 | 0.1% | Marathon | Sports |
| 18 |  Rome Marathon |
344 | 0.1% | Marathon | Sports |
| 19 |  Comrades Marathon |
341 | 0.3% | Marathon | Sports |
| 20 |  Melbourne Marathon |
302 | 0.1% | Marathon | Sports |
| 21 |  Gold Coast Marathon |
270 | 0.1% | Marathon | Sports |
| 22 |  Rotterdam Marathon |
228 | 0.1% | Marathon | Sports |
| 23 |  Marine Corps Marathon |
220 | 0.1% | Marathon | Sports |
| 24 |  Big Sur International Marathon |
217 | 0.1% | Marathon | Sports |
| 25 |  London Marathon |
205 | 0.0% | Marathon | Sports |
| 26 |  New York City Half Marathon |
204 | 0.0% | Marathon | Sports |
| 27 |  Florence Marathon |
192 | 0.1% | Marathon | Sports |
| 28 |  Loch Ness Marathon |
178 | 0.2% | Marathon | Sports |
| 29 |  Greater Manchester Marathon |
177 | 0.1% | Marathon | Sports |
| 30 |  Stockholm Marathon |
174 | 0.1% | Marathon | Sports |
| 31 |  Portland Marathon |
171 | 0.2% | Marathon | Sports |
| 32 |  Badwater Ultramarathon |
165 | 0.0% | Marathon | Sports |
| 33 |  Houston Marathon |
163 | 0.1% | Marathon | Sports |
| 34 |  Oslo Marathon |
161 | 0.1% | Marathon | Sports |
| 35 |  Great Wall Marathon |
152 | 0.2% | Marathon | Sports |
| 36 |  Two Oceans Marathon |
145 | 0.2% | Marathon | Sports |
| 37 |  Miami Marathon |
138 | 0.1% | Marathon | Sports |
| 38 |  Reading Half Marathon |
135 | 0.1% | Marathon | Sports |
| 39 |  Philadelphia Marathon |
133 | 0.1% | Marathon | Sports |
| 40 |  Edinburgh Marathon |
129 | 0.1% | Marathon | Sports |
| 41 | Pittsburgh Marathon |
127 | 0.1% | Marathon | Sports |
| 42 |  Venice Marathon |
126 | 0.1% | Marathon | Sports |
| 43 |  Los Angeles Marathon |
122 | 0.0% | Marathon | Sports |
| 44 |  Warsaw Marathon |
117 | 0.2% | Marathon | Sports |
| 45 |  Cardiff Half Marathon |
115 | 0.0% | Marathon | Sports |
| 46 |  Rock 'n' Roll San Diego Marathon |
112 | 0.1% | Marathon | Sports |
| 47 |  TCS Amsterdam Marathon |
101 | 0.2% | Marathon | Sports |
| 48 |  Chicago Half Marathon |
98 | 0.0% | Marathon | Sports |
| 49 |  Prague Marathon |
95 | 0.1% | Marathon | Sports |
| 50 |  Standard Chartered Marathon Singapore |
94 | 1.5% | Marathon | Sports |
Frequently asked questions
How is this Top 50 list compiled?
Rascasse aggregates anonymized search-behavior signals across South Korea and ranks each marathon by its estimated audience size. Only entries with at least 5 measured entities are listed.
How often is the list updated?
The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.
What is the largest marathon in South Korea?
Chicago Marathon currently leads with an estimated audience of 53,747 people in South Korea.
Methodology
Audience sizes are estimated from anonymized search-behavior signals across South Korea. Lists below 5 entries are not published. See methodology for full details.