Queensland, Australia · Full BYU: 1 x 6.7K per hour - Last one standing format · Mini BYU: 1 x 6.7K per hour - up to 6 laps
Smurf's Backyard Ultra
Smurf's Backyard Ultra is a Full BYU: 1 x 6.7K per hour - Last one standing format and Mini BYU: 1 x 6.7K per hour - up to 6 laps event held in Smithfield, Queensland, Australia. It was last held on October 24, 2026 and is usually run in October; the next date hasn't been announced yet. About 250 runners take part across all distances.
- Usually held
- October
- Location
- Smithfield, QLD
- Field size
- ~250 runners
Race details
- Last held
- October 24, 2026
- Usually held in
- October
- Location
- Smithfield, Queensland, Australia
- Distances
- Full BYU: 1 x 6.7K per hour - Last one standing format, Mini BYU: 1 x 6.7K per hour - up to 6 laps
- Field size
- About 250 runners
- Registration
- smurfbyu.com.au
- Official website
- smurfbyu.com.au
Registration, course & weather
- Registration status
- Registration status as last checked September 29, 2026: open
- Entry fee
- Listed fee for the longest distance, $170 (from smurfbyu.com.au, checked September 29, 2026)
- Start time
- 7:00 AM
- Course profile
- Loop course; Mostly trail, some road
- Typical race-day weather
- about 76°F at the start, 76% humidity, 4 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 29, 2026)
About the Smurf's Backyard Ultra
A last-one-standing backyard ultra in tropical Cairns: runners start a 6.7 km loop on the Smithfield Mountain Bike Park trails every hour on the hour until only one is left, with a 6-lap Mini Backyard option.
More upcoming races in Queensland, Australia
-
Mateship RunCurrumbin, QLDKids' 2.5K5K - open individuals11.11K - open individuals (with a Mateship team element)
Keep exploring
- All races in Queensland, Australia
- 5Ks in Queensland, Australia 42 upcoming races
- 10Ks in Queensland, Australia 36 upcoming races
- Half Marathons in Queensland, Australia 30 upcoming races
- Marathons in Queensland, Australia 27 upcoming races
- October races in Queensland, Australia
- Races in New South Wales, Australia 139 upcoming races
- Races in South Australia, Australia 53 upcoming races
- Races in Northern Territory, Australia 9 upcoming races
Guides from the RaceRove blog
- 4 min read Diplo's Run Club 2026-27: Every City, Date and Course Diplo's Run Club is a 5K with a post-race concert. Every US date for 2026-27 (San Francisco, New York, Los Angeles, San Diego and Phoenix), start times and courses.
- 8 min read How to Choose Your First Marathon A practical checklist for choosing a first marathon based on course, weather, cutoff, travel, field size and support.
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Smurf's Backyard Ultra: common questions
- When is the Smurf's Backyard Ultra?
- The next date hasn't been announced in the listing yet. The race is usually held in October. Check the organiser's website for the official date.
- Where is the Smurf's Backyard Ultra held?
- In Smithfield, Queensland, Australia.
- What distances does the Smurf's Backyard Ultra offer?
- Full BYU: 1 x 6.7K per hour - Last one standing format and Mini BYU: 1 x 6.7K per hour - up to 6 laps.
- How many people run the Smurf's Backyard Ultra?
- About 250 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Smurf's Backyard Ultra?
- Registration is handled by the organiser at smurfbyu.com.au. Entry fees, caps and deadlines are set there.
- Is registration open for the Smurf's Backyard Ultra?
- Registration status as last checked September 29, 2026: open. Listed fee for the longest distance, $170 (from smurfbyu.com.au, checked September 29, 2026).
- What time does the Smurf's Backyard Ultra start?
- 7:00 AM.
- What is the course like at the Smurf's Backyard Ultra?
- Loop course; Mostly trail, some road.
- What is race-day weather usually like at the Smurf's Backyard Ultra?
- about 76°F at the start, 76% humidity, 4 mph wind (based on the 2025 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 29, 2026).
Plan this race in RaceRove
Save it to your plan, compare it with other races and check typical race-day weather in the interactive app.