Spitfire Ultra Trail Challenge

APR

18

2026

Run the Spitfire Ultra Trail Challenge on North Menan Butte, an ancient volcanic rim with sand, slick rock and sagebrush under wide Idaho skies. Choose from 5K to 55K routes that wind rim to center through dramatic terrain and possible wildlife sightings.

Sat 18 Apr 2026

Menan, Idaho

Website Registration

55 kilometers 30 kilometers 12 kilometers 5 kilometers

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Event overview

The Spitfire Ultra Trail Challenge is a trail running event held at North Menan Butte, an extinct volcano near Menan, Idaho. The butte was formed by eruptions about 10,000 years ago. The course uses the volcano's west and east sides, the rim, and routes through the central area. Surfaces on the course include sand, volcanic rock, slick rock, and areas of sagebrush. Wildlife may be present along the route. The event was formerly called the Menan Butte Trail Challenge.

Registration closes on Wed, Apr 15 at 11:59 PM MT.