Upcoming Ultras

Endurance Grid lists twenty-three ultras across the US, from October 2026 to October 2027 across 14 states.

23
Races
14
States

What an Ultra is

An ultramarathon (ultra) is any running race longer than the 26.2-mile marathon distance.

Ultras are busiest in October and June, with the most in Colorado, California, Connecticut, and Florida.

Frequently Asked Questions

How many Ultra ultramarathons are there in the US?
Endurance Grid's Race Calendar lists 23 upcoming Ultra ultramarathons across 14 states.
How far is an Ultra ultramarathon?
An ultramarathon (ultra) is any running race longer than the 26.2-mile marathon distance.
Which states have the most Ultra ultramarathons?
The states with the most Ultra ultramarathons on Endurance Grid's Race Calendar are Colorado, California, Connecticut, Florida, Georgia, and Montana.