Buckaroo Run Club
Runners pour through the ROO Ultra gate at the Montana ranch during the 2026 race

ROO Ultra · Clancy, Montana · June 26, 2027

The road to Last Soul

Register for ROO UltraThe qualification

$10,000 to the champion
Champion and assist qualify

I · THE FORMAT

One loop. Every hour. Until one is left.

Backyard ultra. A 4.17-mile loop on the hour, every hour. Speed does not win it. Staying does.

A lone runner crosses a Montana meadow

The 2027 announcement

Two ways to be changed by one race.

A runner in a sun hat and neck cape during the final hours of ROO Ultra 2026

The prize

$10,000

To the champion

Awarded to the ROO Ultra Last One Standing champion.

A lone figure walking down a road lined with trees, black and white, Last Soul Ultra

The qualification

Last Soul

Ultra USA

The champion and assist both qualify for February 2028.

Which raceOnly the ROO Ultra Backyard Ultra qualifies.
The 2028 eventThe 2028 location is unconfirmed.
A black and white night photograph of a finish gate and crowd at Last Soul Ultra

Last Soul Ultra

The road does not end in Montana.

It continues under a different set of lights.

2026 · The first ROO

Zachary Sayre. 39 yards.

Zachary Sayre won the 2026 ROO Ultra with 39 yards, approximately 163.8 miles. Pavlo Li was the assist. Both qualified for Last Soul Ultra USA in Tennessee, February 2027.

39Yards
163.8Approx. miles
Zachary Sayre, 2026 ROO Ultra champion, with the champion's check
2026 Last Soul invitation for the ROO Race Series: the road to Last Soul starts with your race. Winner and assist qualify for Last Soul USA, Tennessee, February 2027.

The 2026 invitation

The one that sent two runners to Tennessee.

Historical 2026 announcement, shown unaltered. It is separate from the 2027 qualification above, which sends the champion and assist to Last Soul Ultra USA in February 2028.

The Montana valley where ROO Ultra is held

Clancy, Montana · June 26, 2027

Your road starts here.

Register for ROO Ultra

$10,000 champion · Champion and assist qualify for Last Soul Ultra USA

View the full ROO Race Series