Ultra-Trail Australia by Utmb

Katoomba, Australia • 14-17 May 2026

Ultra-Trail Australia by UTMB - Katoomba, NSW

Ultra-Trail Australia by UTMB takes place in Katoomba in the Blue Mountains, New South Wales, from 14 to 17 May 2026. The event is held within the world heritage listed Blue Mountains National Park and attracts thousands of runners, spectators and support crew. Organisers include a traditional Welcome to Country and cultural elements linked to the Gundungurra people, including yidaki performances on Ironpot ridge. The course passes cliff tops, exposed rock formations, waterfalls and native bush.

Races and key details

  • UTAMiler - 161.5 km; 7290 m+ elevation; Running Stones 8.
  • UTA100 - 101 km; 4400 m+ elevation; Running Stones 6.
  • UTA50 - 51 km; 2400 m+ elevation; Running Stones 4.
  • UTA22 - 22 km; 1200 m+ elevation; Running Stones 2.
  • UTA11 - 11.5 km; 731 m+ elevation; start location Scenic World, Katoomba.
  • 1km-4-Kids - 1 km; 25 m+ elevation; start location Katoomba.

Age limits and entry fees listed by the organiser: UTAMiler (18+, A$1,030); UTA100 (18+, A$540, sold out); UTA50 (18+, A$360, sold out); UTA22 (16+, A$210, sold out); UTA11 (12+, A$130, sold out). Race categories include world series classifications such as ws100M, ws100KM and ws50KM for the longer distances. Visit the organization's website for the most recent information.

Race information

UTMB 20K UTMB 50K UTMB 100K UTMB 100M
162 km
7290 m+
Utamiler
101 km
4400 m+
Uta100
51 km
2400 m+
Uta50
22 km
1200 m+
Uta22
12 km
731 m+
Uta11
1km-4-Kids
Visit the organization's website for the most recent information.
Trail runs nearby

Night ridge runs near Katoomba from Narrowneck Lookout, with 14 km or 24.7 km out and back options along the scenic firetrail. Rugged single track, mandatory safety gear and a mid route aid station make for an adventurous evening.

Run single track laps through the Blue Mountains at Blue Goat 2025, a two day backyard marathon with distances 5 to 50 km. Undulating trails, a friendly aid station and festival vibes make it a perfect weekend challenge for trail runners.

Join a guided Blue Mountains stair training run in Katoomba on Feb 1, 2026, with routes from 11 to 25 km and pace groups for all abilities. Licensed trainers lead safe park sessions and provide pre run maps and gear guidance.

Run Season 16 of Wentworth Falls on 8 February 2026, a short course through the stunning Blue Mountains. Start and finish at Fairmont Resort Blue Mountains in Leura for scenic trails and a fun community vibe.

Guided trail run at Scenic World in the Blue Mountains, following the UTA course for 18 to 32 km with pace groups and shuttle support. Part of the 16 week Streek program, this is the first long run before recovery week.

Explore iconic Blue Mountains trails on a guided training run along sections of the Ultra Trail Australia course, featuring steep climbs, stairs and scenic valley views. Choose 25 km or 18 km options, run in pace groups with water drops and..