Upcoming Ultras

Endurance Grid lists twenty-eight ultras across the US, from September 2026 to August 2027 across 15 states.

28
Races
15
States

The distance

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 September, with the most in Colorado, Connecticut, California, and New York.

Frequently Asked Questions

How many Ultra ultramarathons are there in the US?
Endurance Grid's Race Calendar lists 28 upcoming Ultra ultramarathons across 15 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, Connecticut, California, New York, Indiana, and Arkansas.