Smurf's Backyard Ultra
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Event
Smurf's Backyard Ultra - 2026 takes place on 24 October 2026 in Smithfield, Far North Queensland, Australia. The venue is the Smithfield Mountain Bike Park trail head on McGregor Road. The event is set in the Cairns region and uses the mountain bike trail system for running laps.
Format and options
The main format uses a repeated lap structure: runners complete a 6.7 km lap on the hour, every hour, until they can no longer continue. A shorter option, the Backyard Mini, allows participants to complete up to six laps.
- 6.7 km lap repeated hourly until unable to continue
- Up to 6 x 6.7 km laps for the Backyard Mini
Registration and entry
The event shows limited spots and published entry prices that vary by registration period. Listed entry prices for the Backyard Ultra and Backyard Mini range across promotional, general, and late-entry categories. The event listing also shows current participant counts and remaining spots. Visit the organization's website for the most recent information.
