West Macs Monster

This edition is sold out
MAY
14-16
2027
A multi-distance trail running festival on the Larapinta Trail in Central Australia, offering races from 5 km to 231 km with official guides and mandatory gear lists.
UTMB 50K/100K/100M ITRA 3–6 231 kilometers 128 kilometers 65 kilometers 25 kilometers 5 kilometers

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West Macs Monster : Ekistica Trail Running Festival

The Ekistica West Macs Monster is an annual trail running festival on the Larapinta Trail through Tjoritja National Park in Central Australia, centred on the Alice Springs area. The event is scheduled each year on the third weekend in May and the 2027 edition is listed as May 14–16, 2027.

Multiple race distances are offered along sections of the Larapinta Trail:

  • 231 km Sonder Monster
  • 128 km Ellery Monster
  • 65 km Standley Monster
  • 25 km Simpsons Monster
  • 5 km Tele-Monster

For 2027, all distances except the 5 km Tele-Monster are sold out and there is no waitlist. Entries normally open at 7pm on October 1 for the following year. Ultra-distance entrants must have an eligible qualifying run or an approved plan completed before April 30, 2027; training runs are not accepted. The event provides official documents including mandatory gear lists by distance, event guides, race rules, a cancellation and refund policy, and a participant waiver. Volunteer registration dates are published for each edition.

The festival acknowledges the Traditional Owners of the land the Larapinta Trail passes through and includes an inclusion statement addressing cultural and personal diversity. The site also lists course records, past results, tracking, and event partners and accreditation. Visit the organization's website for the most recent information.

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