Course
100K100 km
60K60 km
25K25 km
10K10 km
Key dates
- ★Race dayMay 2027 · date to be announced
Provisional date, projected from last year — the organiser has not announced this edition yet. We show the month only.
About
The GBR100 is Australia's newest 100km trail ultra, taking runners through the stunning landscapes of Far North Queensland. Traversing a remote and challenging course, this event offers an unforgettable experience for seasoned ultrarunners seeking to conquer the rugged beauty of the Australian outback.
Your next race, seen from above.
Save GBR100 to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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Save GBR100 to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.