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Official race collections

World Marathon Majors & UTMB races

Browse the eight current World Marathon Majors, the official UTMB World Series calendar, and individually verified UTMB Index races. UTMB Index races contribute to an athlete’s Index but do not award Running Stones.

World Marathon Majors · 8UTMB World Series · 67UTMB Index · 9

Abbott World Marathon Majors

The eight current Abbott World Marathon Majors: Tokyo, Boston, London, Sydney, Berlin, Chicago, New York City and Cape Town.

8 races

The original six remain the races used for the Six Star Medal. Sydney and Cape Town are additional current Majors.

Open in race search →Official source
World Marathon Major
Berlin Marathon

Berlin · Germany

Next listed: Sun, 27 Sept 2026

World Marathon Major
Chicago Marathon

Chicago · United States

Next listed: Sun, 11 Oct 2026

World Marathon Major
Tokyo Marathon

Tokyo · Japan

Next listed: Sun, 7 Mar 2027

World Marathon Major
Boston Marathon

Boston · United States

Next listed: Mon, 19 Apr 2027

World Marathon Major
London Marathon

London · England

Next listed: Sat, 24 Apr 2027

World Marathon Major
Sydney Marathon

North Sydney · Australia

No future date listed

UTMB World Series

Official UTMB World Series Events, continental Majors and the HOKA UTMB Mont-Blanc Finals.

67 races

World Series Events award Running Stones. Majors award double Running Stones; exact awards depend on race category.

Open in race search →Official source
UTMB World Series Event
Snowbasin by UTMB

Ogden, UT · United States

Next listed: Thu, 10 Sept 2026

UTMB World Series Event
Kaçkar by UTMB

Ayder Village · Türkiye

Next listed: Fri, 11 Sept 2026

UTMB World Series Event
TransJeju by UTMB

Jeju World Cup Stadium · South Korea

Next listed: Fri, 2 Oct 2026

UTMB World Series Event
Puglia by UTMB

Castellaneta Marina · Italy

Next listed: Fri, 23 Oct 2026

UTMB World Series Event
Mallorca by UTMB®

Sóller, Mallorca · Spain

Next listed: Fri, 30 Oct 2026

UTMB World Series Event
Oman by UTMB®

Oman · Oman

Next listed: Thu, 10 Dec 2026

UTMB World Series Event
Xtrail by UTMB®

Kenting · Taiwan

Next listed: Fri, 5 Mar 2027

UTMB World Series Event
Istria 100 by UTMB

Umag, Istria · Croatia

Next listed: Thu, 1 Apr 2027

UTMB World Series Event
Rothrock by UTMB

State College, PA · United States

Next listed: Fri, 14 May 2027

UTMB World Series Event
mozart 100 by UTMB

Fuschl am see · Austria

Next listed: Sat, 5 Jun 2027

UTMB World Series Event
Eryri by UTMB®

Llanberis, North Wales · United Kingdom

No future date listed

UTMB World Series Event
KAT100 by UTMB

Fieberbrunn · Austria

No future date listed

UTMB World Series Event
Ushuaia by UTMB

Ushuaia, Tierra del Fuego · Argentina

No future date listed

UTMB Index races

Officially verified editions that contribute to a finisher's UTMB Index. These were formerly commonly called UTMB qualifiers.

9 races

UTMB Index races do not award Running Stones. Index status can change by edition, so Athrecs records the verified year and source.

Open in race search →Official source
UTMB Index race
Thunder Races

Bedford · England

No future date listed