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iRun42

The biggest marathons in the world

Ranked by the number of finishers in a typical year. Big races mean big crowds and a festival atmosphere, but also lotteries, qualifying times and crowded starts.

  1. 1
    London Marathon
    🇬🇧 London, United Kingdom · 25 Apr 2027 · Marathon · ↑ 90 m · start 11°C
    59,800 finishers
  2. 2
    New York City Marathon
    🇺🇸 New York, United States · 1 Nov 2026 · Marathon · ↑ 245 m · start 11°C
    59,000 finishers
  3. 3
    Chicago Marathon
    🇺🇸 Chicago, United States · 11 Oct 2026 · Marathon · ↑ 75 m · start 12°C
    54,000 finishers
  4. 4
    Paris Marathon
    🇫🇷 Paris, France · 4 Apr 2027 · Marathon · ↑ 150 m · start 6°C
    54,000 finishers
  5. 5
    Tokyo Marathon
    🇯🇵 Tokyo, Japan · 7 Mar 2027 · Marathon · ↑ 45 m · start 8°C
    37,000 finishers
  6. 6
    Sydney Marathon
    🇦🇺 Sydney, Australia · 29 Aug 2027 · Marathon · ↑ 260 m · start 10°C
    35,000 finishers
  7. 7
    Valencia Marathon
    🇪🇸 Valencia, Spain · 6 Dec 2026 · Marathon · ↑ 40 m · start 10°C
    30,500 finishers
  8. 8
    Marine Corps Marathon
    🇺🇸 Arlington, United States · 25 Oct 2026 · Marathon · ↑ 213 m · start 10°C
    30,000 finishers
  9. 9
    Boston Marathon
    🇺🇸 Hopkinton, United States · 19 Apr 2027 · Marathon · ↑ 248 m · start 10°C
    26,000 finishers
  10. 10
    Manchester Marathon
    🇬🇧 Manchester, United Kingdom · 18 Apr 2027 · Marathon · ↑ 55 m · start 9°C
    22,000 finishers
  11. 11
    Honolulu Marathon
    🇺🇸 Honolulu, United States · 13 Dec 2026 · Marathon · ↑ 120 m · start 22°C
    20,000 finishers
  12. 12
    Los Angeles Marathon
    🇺🇸 Los Angeles, United States · 7 Mar 2027 · Marathon · ↑ 190 m · start 9°C
    20,000 finishers
  13. 13
    Copenhagen Marathon
    🇩🇰 Copenhagen, Denmark · 9 May 2027 · Marathon · ↑ 50 m · start 11°C
    20,000 finishers
  14. 14
    Athens Authentic Marathon
    🇬🇷 Marathon, Greece · 8 Nov 2026 · Marathon · ↑ 300 m · start 15°C
    17,000 finishers
  15. 15
    Rotterdam Marathon
    🇳🇱 Rotterdam, Netherlands · 11 Apr 2027 · Marathon · ↑ 30 m · start 10°C
    17,000 finishers
  16. 16
    Amsterdam Marathon
    🇳🇱 Amsterdam, Netherlands · 18 Oct 2026 · Marathon · ↑ 30 m · start 11°C
    16,800 finishers
  17. 17
    Rome Marathon
    🇮🇹 Rome, Italy · 14 Mar 2027 · Marathon · ↑ 130 m · start 7°C
    16,000 finishers
  18. 18
    Hamburg Marathon
    🇩🇪 Hamburg, Germany · 25 Apr 2027 · Marathon · ↑ 50 m · start 7°C
    15,500 finishers
  19. 19
    Frankfurt Marathon
    🇩🇪 Frankfurt am Main, Germany · 25 Oct 2026 · Marathon · ↑ 27 m · start 10°C
    14,000 finishers
  20. 20
    Walt Disney World Marathon
    🇺🇸 Orlando, United States · 10 Jan 2027 (est.) · Marathon · ↑ 79 m · start 13°C
    13,300 finishers
  21. 21
    Philadelphia Marathon
    🇺🇸 Philadelphia, United States · 22 Nov 2026 · Marathon · ↑ 198 m · start 3°C
    12,500 finishers
  22. 22
    Kuala Lumpur Marathon
    🇲🇾 Kuala Lumpur, Malaysia · 3 Oct 2027 (est.) · Marathon · ↑ 150 m · start 25°C
    12,000 finishers
  23. 23
    Warsaw Marathon
    🇵🇱 Warsaw, Poland · 26 Sept 2027 (est.) · Marathon · ↑ 83 m · start 13°C
    9,500 finishers
  24. 24
    Florence Marathon
    🇮🇹 Florence, Italy · 29 Nov 2026 · Marathon · ↑ 60 m · start 6°C
    8,000 finishers
  25. 25
    California International Marathon
    🇺🇸 Folsom, United States · 6 Dec 2026 · Marathon · ↑ 100 m · start 6°C
    8,000 finishers
  26. 26
    Cologne Marathon
    🇩🇪 Cologne, Germany · 3 Oct 2027 (est.) · Marathon · ↑ 36 m · start 13°C
    7,900 finishers
  27. 27
    Twin Cities Marathon
    🇺🇸 Minneapolis, United States · 17 Oct 2027 (est.) · Marathon · ↑ 120 m · start 6°C
    7,000 finishers
  28. 28
    Indianapolis Monumental Marathon
    🇺🇸 Indianapolis, United States · 7 Nov 2026 · Marathon · ↑ 92 m · start 7°C
    6,700 finishers
  29. 29
    Venice Marathon
    🇮🇹 Stra, Italy · 25 Oct 2026 · Marathon · ↑ 78 m · start 13°C
    6,000 finishers
  30. 30
    Houston Marathon
    🇺🇸 Houston, United States · 17 Jan 2027 · Marathon · ↑ 40 m · start 9°C
    6,000 finishers

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