Backyard Ultra of Northern Utah

MAY

30

2026

A Backyard Ultra event where runners tackle a 4.1-mile loop every hour around Utah's scenic Mantua Reservoir. The flat, fast dirt trail is ideal for pushing personal limits, from a first ultra to 200+ miles. The spring setting offers beautiful views of poppy fields and mountain landscapes.

Sat 30 May 2026

Mantua, Utah

Website Registration

4.1 Mile Loop

Always double-check with the organizer's website! This page may contain affiliate links.

Event Format

This is a Backyard Ultra event. The format involves participants completing a 4.1-mile loop each hour, starting every hour on the hour. Runners continue for as long as they can complete the loop within the time limit.

Course Details

The course is a loop on the Mantua Reservoir Trail around Mantua Reservoir. The trail consists of firm dirt with some gravel and is described as flat. The event is held in the spring, with potential views of poppy fields, green farmland, and mountain hillsides.

Location

The event takes place at Mantua Reservoir. The starting point is at 500 N Main Street in Mantua, Utah. Visit the organization's website for the most recent information.

4 mi

4.1 Mile Loop